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-rw-r--r--cores/arduino/Arduino.h27
-rw-r--r--cores/arduino/Client.h19
-rw-r--r--cores/arduino/HardwareSerial.cpp436
-rw-r--r--cores/arduino/HardwareSerial.h95
-rw-r--r--cores/arduino/HardwareSerial0.cpp79
-rw-r--r--cores/arduino/HardwareSerial1.cpp79
-rw-r--r--cores/arduino/HardwareSerial2.cpp79
-rw-r--r--cores/arduino/HardwareSerial3.cpp79
-rw-r--r--cores/arduino/HardwareSerial_private.h118
-rw-r--r--cores/arduino/IPAddress.cpp18
-rw-r--r--cores/arduino/IPAddress.h40
-rw-r--r--cores/arduino/Server.h19
-rw-r--r--cores/arduino/USBAPI.h2
-rw-r--r--cores/arduino/binary.h19
-rw-r--r--cores/arduino/main.cpp19
-rw-r--r--platform.txt2
-rw-r--r--variants/ethernet/pins_arduino.h28
-rw-r--r--variants/leonardo/pins_arduino.h36
-rw-r--r--variants/mega/pins_arduino.h44
-rw-r--r--variants/robot_control/pins_arduino.h78
-rw-r--r--variants/robot_motor/pins_arduino.h72
-rw-r--r--variants/standard/pins_arduino.h28
22 files changed, 868 insertions, 548 deletions
diff --git a/cores/arduino/Arduino.h b/cores/arduino/Arduino.h
index 7bf5119..e12ac82 100644
--- a/cores/arduino/Arduino.h
+++ b/cores/arduino/Arduino.h
@@ -1,3 +1,22 @@
+/*
+ Arduino.h - Main include file for the Arduino SDK
+ Copyright (c) 2005-2013 Arduino Team. All right reserved.
+
+ This library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2.1 of the License, or (at your option) any later version.
+
+ This library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public
+ License along with this library; if not, write to the Free Software
+ Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+*/
+
#ifndef Arduino_h
#define Arduino_h
@@ -88,6 +107,10 @@ void yield(void);
#define bitClear(value, bit) ((value) &= ~(1UL << (bit)))
#define bitWrite(value, bit, bitvalue) (bitvalue ? bitSet(value, bit) : bitClear(value, bit))
+// avr-libc defines _NOP() since 1.6.2
+#ifndef _NOP
+#define _NOP() do { __asm__ volatile ("nop"); } while (0)
+#endif
typedef unsigned int word;
@@ -196,6 +219,10 @@ extern const uint8_t PROGMEM digital_pin_to_timer_PGM[];
#include "WCharacter.h"
#include "WString.h"
#include "HardwareSerial.h"
+#include "USBAPI.h"
+#if defined(HAVE_HWSERIAL0) && defined(HAVE_CDCSERIAL)
+#error "Targets with both UART0 and CDC serial not supported"
+#endif
uint16_t makeWord(uint16_t w);
uint16_t makeWord(byte h, byte l);
diff --git a/cores/arduino/Client.h b/cores/arduino/Client.h
index ea13483..b8e5d93 100644
--- a/cores/arduino/Client.h
+++ b/cores/arduino/Client.h
@@ -1,3 +1,22 @@
+/*
+ Client.h - Base class that provides Client
+ Copyright (c) 2011 Adrian McEwen. All right reserved.
+
+ This library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2.1 of the License, or (at your option) any later version.
+
+ This library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public
+ License along with this library; if not, write to the Free Software
+ Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+*/
+
#ifndef client_h
#define client_h
#include "Print.h"
diff --git a/cores/arduino/HardwareSerial.cpp b/cores/arduino/HardwareSerial.cpp
index 9a86fa0..81b406a 100644
--- a/cores/arduino/HardwareSerial.cpp
+++ b/cores/arduino/HardwareSerial.cpp
@@ -19,6 +19,7 @@
Modified 23 November 2006 by David A. Mellis
Modified 28 September 2010 by Mark Sproul
Modified 14 August 2012 by Alarus
+ Modified 3 December 2013 by Matthijs Kooijman
*/
#include <stdlib.h>
@@ -26,348 +27,112 @@
#include <string.h>
#include <inttypes.h>
#include "Arduino.h"
-#include "wiring_private.h"
-
-// this next line disables the entire HardwareSerial.cpp,
-// this is so I can support Attiny series and any other chip without a uart
-#if defined(UBRRH) || defined(UBRR0H) || defined(UBRR1H) || defined(UBRR2H) || defined(UBRR3H)
#include "HardwareSerial.h"
+#include "HardwareSerial_private.h"
-/*
- * on ATmega8, the uart and its bits are not numbered, so there is no "TXC0"
- * definition.
- */
-#if !defined(TXC0)
-#if defined(TXC)
-#define TXC0 TXC
-#elif defined(TXC1)
-// Some devices have uart1 but no uart0
-#define TXC0 TXC1
-#else
-#error TXC0 not definable in HardwareSerial.h
-#endif
-#endif
-
-inline void store_char(unsigned char c, HardwareSerial *s)
-{
- int i = (unsigned int)(s->_rx_buffer_head + 1) % SERIAL_BUFFER_SIZE;
-
- // if we should be storing the received character into the location
- // just before the tail (meaning that the head would advance to the
- // current location of the tail), we're about to overflow the buffer
- // and so we don't write the character or advance the head.
- if (i != s->_rx_buffer_tail) {
- s->_rx_buffer[s->_rx_buffer_head] = c;
- s->_rx_buffer_head = i;
- }
-}
-
-#if !defined(USART0_RX_vect) && defined(USART1_RX_vect)
-// do nothing - on the 32u4 the first USART is USART1
-#else
-#if !defined(USART_RX_vect) && !defined(USART0_RX_vect) && \
- !defined(USART_RXC_vect)
- #error "Don't know what the Data Received vector is called for the first UART"
-#else
+// this next line disables the entire HardwareSerial.cpp,
+// this is so I can support Attiny series and any other chip without a uart
+#if defined(HAVE_HWSERIAL0) || defined(HAVE_HWSERIAL1) || defined(HAVE_HWSERIAL2) || defined(HAVE_HWSERIAL3)
+
+// SerialEvent functions are weak, so when the user doesn't define them,
+// the linker just sets their address to 0 (which is checked below).
+// The Serialx_available is just a wrapper around Serialx.available(),
+// but we can refer to it weakly so we don't pull in the entire
+// HardwareSerial instance if the user doesn't also refer to it.
+#if defined(HAVE_HWSERIAL0)
void serialEvent() __attribute__((weak));
- void serialEvent() {}
- #define serialEvent_implemented
-#if defined(USART_RX_vect)
- ISR(USART_RX_vect)
-#elif defined(USART0_RX_vect)
- ISR(USART0_RX_vect)
-#elif defined(USART_RXC_vect)
- ISR(USART_RXC_vect) // ATmega8
-#endif
- {
- #if defined(UDR0)
- if (bit_is_clear(UCSR0A, UPE0)) {
- unsigned char c = UDR0;
- store_char(c, &Serial);
- } else {
- unsigned char c = UDR0;
- };
- #elif defined(UDR)
- if (bit_is_clear(UCSRA, PE)) {
- unsigned char c = UDR;
- store_char(c, &Serial);
- } else {
- unsigned char c = UDR;
- };
- #else
- #error UDR not defined
- #endif
- }
-#endif
+ bool Serial0_available() __attribute__((weak));
#endif
-#if defined(USART1_RX_vect)
+#if defined(HAVE_HWSERIAL1)
void serialEvent1() __attribute__((weak));
- void serialEvent1() {}
- #define serialEvent1_implemented
- ISR(USART1_RX_vect)
- {
- if (bit_is_clear(UCSR1A, UPE1)) {
- unsigned char c = UDR1;
- store_char(c, &Serial1);
- } else {
- unsigned char c = UDR1;
- };
- }
+ bool Serial1_available() __attribute__((weak));
#endif
-#if defined(USART2_RX_vect) && defined(UDR2)
+#if defined(HAVE_HWSERIAL2)
void serialEvent2() __attribute__((weak));
- void serialEvent2() {}
- #define serialEvent2_implemented
- ISR(USART2_RX_vect)
- {
- if (bit_is_clear(UCSR2A, UPE2)) {
- unsigned char c = UDR2;
- store_char(c, &Serial2);
- } else {
- unsigned char c = UDR2;
- };
- }
+ bool Serial2_available() __attribute__((weak));
#endif
-#if defined(USART3_RX_vect) && defined(UDR3)
+#if defined(HAVE_HWSERIAL3)
void serialEvent3() __attribute__((weak));
- void serialEvent3() {}
- #define serialEvent3_implemented
- ISR(USART3_RX_vect)
- {
- if (bit_is_clear(UCSR3A, UPE3)) {
- unsigned char c = UDR3;
- store_char(c, &Serial3);
- } else {
- unsigned char c = UDR3;
- };
- }
+ bool Serial3_available() __attribute__((weak));
#endif
void serialEventRun(void)
{
-#ifdef serialEvent_implemented
- if (Serial.available()) serialEvent();
+#if defined(HAVE_HWSERIAL0)
+ if (Serial0_available && serialEvent && Serial0_available()) serialEvent();
#endif
-#ifdef serialEvent1_implemented
- if (Serial1.available()) serialEvent1();
+#if defined(HAVE_HWSERIAL1)
+ if (Serial1_available && serialEvent1 && Serial1_available()) serialEvent1();
#endif
-#ifdef serialEvent2_implemented
- if (Serial2.available()) serialEvent2();
+#if defined(HAVE_HWSERIAL2)
+ if (Serial2_available && serialEvent2 && Serial2_available()) serialEvent2();
#endif
-#ifdef serialEvent3_implemented
- if (Serial3.available()) serialEvent3();
+#if defined(HAVE_HWSERIAL3)
+ if (Serial3_available && serialEvent2 && Serial3_available()) serialEvent3();
#endif
}
+// Actual interrupt handlers //////////////////////////////////////////////////////////////
-#if !defined(USART0_UDRE_vect) && defined(USART1_UDRE_vect)
-// do nothing - on the 32u4 the first USART is USART1
-#else
-#if !defined(UART0_UDRE_vect) && !defined(UART_UDRE_vect) && !defined(USART0_UDRE_vect) && !defined(USART_UDRE_vect)
- #error "Don't know what the Data Register Empty vector is called for the first UART"
-#else
-#if defined(UART0_UDRE_vect)
-ISR(UART0_UDRE_vect)
-#elif defined(UART_UDRE_vect)
-ISR(UART_UDRE_vect)
-#elif defined(USART0_UDRE_vect)
-ISR(USART0_UDRE_vect)
-#elif defined(USART_UDRE_vect)
-ISR(USART_UDRE_vect)
-#endif
+void HardwareSerial::_tx_udr_empty_irq(void)
{
- if (Serial._tx_buffer_head == Serial._tx_buffer_tail) {
- // Buffer empty, so disable interrupts
-#if defined(UCSR0B)
- cbi(UCSR0B, UDRIE0);
-#else
- cbi(UCSRB, UDRIE);
-#endif
- }
- else {
- // There is more data in the output buffer. Send the next byte
- unsigned char c = Serial._tx_buffer[Serial._tx_buffer_tail];
- Serial._tx_buffer_tail = (Serial._tx_buffer_tail + 1) % SERIAL_BUFFER_SIZE;
-
- #if defined(UDR0)
- UDR0 = c;
- #elif defined(UDR)
- UDR = c;
- #else
- #error UDR not defined
- #endif
- }
-}
-#endif
-#endif
+ // If interrupts are enabled, there must be more data in the output
+ // buffer. Send the next byte
+ unsigned char c = _tx_buffer[_tx_buffer_tail];
+ _tx_buffer_tail = (_tx_buffer_tail + 1) % SERIAL_BUFFER_SIZE;
-#ifdef USART1_UDRE_vect
-ISR(USART1_UDRE_vect)
-{
- if (Serial1._tx_buffer_head == Serial1._tx_buffer_tail) {
- // Buffer empty, so disable interrupts
- cbi(UCSR1B, UDRIE1);
- }
- else {
- // There is more data in the output buffer. Send the next byte
- unsigned char c = Serial1._tx_buffer[Serial1._tx_buffer_tail];
- Serial1._tx_buffer_tail = (Serial1._tx_buffer_tail + 1) % SERIAL_BUFFER_SIZE;
-
- UDR1 = c;
- }
-}
-#endif
+ *_udr = c;
-#ifdef USART2_UDRE_vect
-ISR(USART2_UDRE_vect)
-{
- if (Serial2._tx_buffer_head == Serial2._tx_buffer_tail) {
- // Buffer empty, so disable interrupts
- cbi(UCSR2B, UDRIE2);
- }
- else {
- // There is more data in the output buffer. Send the next byte
- unsigned char c = Serial2._tx_buffer[Serial2._tx_buffer_tail];
- Serial2._tx_buffer_tail = (Serial2._tx_buffer_tail + 1) % SERIAL_BUFFER_SIZE;
-
- UDR2 = c;
- }
-}
-#endif
+ // clear the TXC bit -- "can be cleared by writing a one to its bit
+ // location". This makes sure flush() won't return until the bytes
+ // actually got written
+ sbi(*_ucsra, TXC0);
-#ifdef USART3_UDRE_vect
-ISR(USART3_UDRE_vect)
-{
- if (Serial3._tx_buffer_head == Serial3._tx_buffer_tail) {
- // Buffer empty, so disable interrupts
- cbi(UCSR3B, UDRIE3);
- }
- else {
- // There is more data in the output buffer. Send the next byte
- unsigned char c = Serial3._tx_buffer[Serial3._tx_buffer_tail];
- Serial3._tx_buffer_tail = (Serial3._tx_buffer_tail + 1) % SERIAL_BUFFER_SIZE;
-
- UDR3 = c;
+ if (_tx_buffer_head == _tx_buffer_tail) {
+ // Buffer empty, so disable interrupts
+ cbi(*_ucsrb, UDRIE0);
}
}
-#endif
-
-// Constructors ////////////////////////////////////////////////////////////////
-
-HardwareSerial::HardwareSerial(
- volatile uint8_t *ubrrh, volatile uint8_t *ubrrl,
- volatile uint8_t *ucsra, volatile uint8_t *ucsrb,
- volatile uint8_t *ucsrc, volatile uint8_t *udr,
- uint8_t rxen, uint8_t txen, uint8_t rxcie, uint8_t udrie, uint8_t u2x)
-{
- _tx_buffer_head = _tx_buffer_tail = 0;
- _rx_buffer_head = _rx_buffer_tail = 0;
- _ubrrh = ubrrh;
- _ubrrl = ubrrl;
- _ucsra = ucsra;
- _ucsrb = ucsrb;
- _ucsrc = ucsrc;
- _udr = udr;
- _rxen = rxen;
- _txen = txen;
- _rxcie = rxcie;
- _udrie = udrie;
- _u2x = u2x;
-}
// Public Methods //////////////////////////////////////////////////////////////
-void HardwareSerial::begin(unsigned long baud)
-{
- uint16_t baud_setting;
- bool use_u2x = true;
-
-#if F_CPU == 16000000UL
- // hardcoded exception for compatibility with the bootloader shipped
- // with the Duemilanove and previous boards and the firmware on the 8U2
- // on the Uno and Mega 2560.
- if (baud == 57600) {
- use_u2x = false;
- }
-#endif
-
-try_again:
-
- if (use_u2x) {
- *_ucsra = 1 << _u2x;
- baud_setting = (F_CPU / 4 / baud - 1) / 2;
- } else {
- *_ucsra = 0;
- baud_setting = (F_CPU / 8 / baud - 1) / 2;
- }
-
- if ((baud_setting > 4095) && use_u2x)
- {
- use_u2x = false;
- goto try_again;
- }
-
- // assign the baud_setting, a.k.a. ubbr (USART Baud Rate Register)
- *_ubrrh = baud_setting >> 8;
- *_ubrrl = baud_setting;
-
- transmitting = false;
-
- sbi(*_ucsrb, _rxen);
- sbi(*_ucsrb, _txen);
- sbi(*_ucsrb, _rxcie);
- cbi(*_ucsrb, _udrie);
-}
-
void HardwareSerial::begin(unsigned long baud, byte config)
{
- uint16_t baud_setting;
- uint8_t current_config;
- bool use_u2x = true;
-
-#if F_CPU == 16000000UL
- // hardcoded exception for compatibility with the bootloader shipped
- // with the Duemilanove and previous boards and the firmware on the 8U2
- // on the Uno and Mega 2560.
- if (baud == 57600) {
- use_u2x = false;
- }
-#endif
-
-try_again:
-
- if (use_u2x) {
- *_ucsra = 1 << _u2x;
- baud_setting = (F_CPU / 4 / baud - 1) / 2;
- } else {
+ // Try u2x mode first
+ uint16_t baud_setting = (F_CPU / 4 / baud - 1) / 2;
+ *_ucsra = 1 << U2X0;
+
+ // hardcoded exception for 57600 for compatibility with the bootloader
+ // shipped with the Duemilanove and previous boards and the firmware
+ // on the 8U2 on the Uno and Mega 2560. Also, The baud_setting cannot
+ // be > 4095, so switch back to non-u2x mode if the baud rate is too
+ // low.
+ if (((F_CPU == 16000000UL) && (baud == 57600)) || (baud_setting >4095))
+ {
*_ucsra = 0;
baud_setting = (F_CPU / 8 / baud - 1) / 2;
}
-
- if ((baud_setting > 4095) && use_u2x)
- {
- use_u2x = false;
- goto try_again;
- }
// assign the baud_setting, a.k.a. ubbr (USART Baud Rate Register)
*_ubrrh = baud_setting >> 8;
*_ubrrl = baud_setting;
+ _written = false;
+
//set the data bits, parity, and stop bits
#if defined(__AVR_ATmega8__)
config |= 0x80; // select UCSRC register (shared with UBRRH)
#endif
*_ucsrc = config;
- sbi(*_ucsrb, _rxen);
- sbi(*_ucsrb, _txen);
- sbi(*_ucsrb, _rxcie);
- cbi(*_ucsrb, _udrie);
+ sbi(*_ucsrb, RXEN0);
+ sbi(*_ucsrb, TXEN0);
+ sbi(*_ucsrb, RXCIE0);
+ cbi(*_ucsrb, UDRIE0);
}
void HardwareSerial::end()
@@ -376,10 +141,10 @@ void HardwareSerial::end()
while (_tx_buffer_head != _tx_buffer_tail)
;
- cbi(*_ucsrb, _rxen);
- cbi(*_ucsrb, _txen);
- cbi(*_ucsrb, _rxcie);
- cbi(*_ucsrb, _udrie);
+ cbi(*_ucsrb, RXEN0);
+ cbi(*_ucsrb, TXEN0);
+ cbi(*_ucsrb, RXCIE0);
+ cbi(*_ucsrb, UDRIE0);
// clear any received data
_rx_buffer_head = _rx_buffer_tail;
@@ -413,57 +178,60 @@ int HardwareSerial::read(void)
void HardwareSerial::flush()
{
- // UDR is kept full while the buffer is not empty, so TXC triggers when EMPTY && SENT
- while (transmitting && ! (*_ucsra & _BV(TXC0)));
- transmitting = false;
+ // If we have never written a byte, no need to flush. This special
+ // case is needed since there is no way to force the TXC (transmit
+ // complete) bit to 1 during initialization
+ if (!_written)
+ return;
+
+ while (bit_is_set(*_ucsrb, UDRIE0) || bit_is_clear(*_ucsra, TXC0)) {
+ if (bit_is_clear(SREG, SREG_I) && bit_is_set(*_ucsrb, UDRIE0))
+ // Interrupts are globally disabled, but the DR empty
+ // interrupt should be enabled, so poll the DR empty flag to
+ // prevent deadlock
+ if (bit_is_set(*_ucsra, UDRE0))
+ _tx_udr_empty_irq();
+ }
+ // If we get here, nothing is queued anymore (DRIE is disabled) and
+ // the hardware finished tranmission (TXC is set).
}
size_t HardwareSerial::write(uint8_t c)
{
+ // If the buffer and the data register is empty, just write the byte
+ // to the data register and be done. This shortcut helps
+ // significantly improve the effective datarate at high (>
+ // 500kbit/s) bitrates, where interrupt overhead becomes a slowdown.
+ if (_tx_buffer_head == _tx_buffer_tail && bit_is_set(*_ucsra, UDRE0)) {
+ *_udr = c;
+ sbi(*_ucsra, TXC0);
+ return 1;
+ }
int i = (_tx_buffer_head + 1) % SERIAL_BUFFER_SIZE;
// If the output buffer is full, there's nothing for it other than to
// wait for the interrupt handler to empty it a bit
- // ???: return 0 here instead?
- while (i == _tx_buffer_tail)
- ;
-
+ while (i == _tx_buffer_tail) {
+ if (bit_is_clear(SREG, SREG_I)) {
+ // Interrupts are disabled, so we'll have to poll the data
+ // register empty flag ourselves. If it is set, pretend an
+ // interrupt has happened and call the handler to free up
+ // space for us.
+ if(bit_is_set(*_ucsra, UDRE0))
+ _tx_udr_empty_irq();
+ } else {
+ // nop, the interrupt handler will free up space for us
+ }
+ }
+
_tx_buffer[_tx_buffer_head] = c;
_tx_buffer_head = i;
- sbi(*_ucsrb, _udrie);
- // clear the TXC bit -- "can be cleared by writing a one to its bit location"
- transmitting = true;
- sbi(*_ucsra, TXC0);
+ sbi(*_ucsrb, UDRIE0);
+ _written = true;
return 1;
}
-HardwareSerial::operator bool() {
- return true;
-}
-
-// Preinstantiate Objects //////////////////////////////////////////////////////
-
-#if defined(UBRRH) && defined(UBRRL)
- HardwareSerial Serial(&UBRRH, &UBRRL, &UCSRA, &UCSRB, &UCSRC, &UDR, RXEN, TXEN, RXCIE, UDRIE, U2X);
-#elif defined(UBRR0H) && defined(UBRR0L)
- HardwareSerial Serial(&UBRR0H, &UBRR0L, &UCSR0A, &UCSR0B, &UCSR0C, &UDR0, RXEN0, TXEN0, RXCIE0, UDRIE0, U2X0);
-#elif defined(USBCON)
- // do nothing - Serial object and buffers are initialized in CDC code
-#else
- #error no serial port defined (port 0)
-#endif
-
-#if defined(UBRR1H)
- HardwareSerial Serial1(&UBRR1H, &UBRR1L, &UCSR1A, &UCSR1B, &UCSR1C, &UDR1, RXEN1, TXEN1, RXCIE1, UDRIE1, U2X1);
-#endif
-#if defined(UBRR2H)
- HardwareSerial Serial2(&UBRR2H, &UBRR2L, &UCSR2A, &UCSR2B, &UCSR2C, &UDR2, RXEN2, TXEN2, RXCIE2, UDRIE2, U2X2);
-#endif
-#if defined(UBRR3H)
- HardwareSerial Serial3(&UBRR3H, &UBRR3L, &UCSR3A, &UCSR3B, &UCSR3C, &UDR3, RXEN3, TXEN3, RXCIE3, UDRIE3, U2X3);
-#endif
#endif // whole file
-
diff --git a/cores/arduino/HardwareSerial.h b/cores/arduino/HardwareSerial.h
index 0f62262..226bf57 100644
--- a/cores/arduino/HardwareSerial.h
+++ b/cores/arduino/HardwareSerial.h
@@ -18,6 +18,7 @@
Modified 28 September 2010 by Mark Sproul
Modified 14 August 2012 by Alarus
+ Modified 3 December 2013 by Matthijs Kooijman
*/
#ifndef HardwareSerial_h
@@ -37,23 +38,44 @@
#define SERIAL_BUFFER_SIZE 64
#endif
+// Define config for Serial.begin(baud, config);
+#define SERIAL_5N1 0x00
+#define SERIAL_6N1 0x02
+#define SERIAL_7N1 0x04
+#define SERIAL_8N1 0x06
+#define SERIAL_5N2 0x08
+#define SERIAL_6N2 0x0A
+#define SERIAL_7N2 0x0C
+#define SERIAL_8N2 0x0E
+#define SERIAL_5E1 0x20
+#define SERIAL_6E1 0x22
+#define SERIAL_7E1 0x24
+#define SERIAL_8E1 0x26
+#define SERIAL_5E2 0x28
+#define SERIAL_6E2 0x2A
+#define SERIAL_7E2 0x2C
+#define SERIAL_8E2 0x2E
+#define SERIAL_5O1 0x30
+#define SERIAL_6O1 0x32
+#define SERIAL_7O1 0x34
+#define SERIAL_8O1 0x36
+#define SERIAL_5O2 0x38
+#define SERIAL_6O2 0x3A
+#define SERIAL_7O2 0x3C
+#define SERIAL_8O2 0x3E
+
class HardwareSerial : public Stream
{
protected:
- volatile uint8_t *_ubrrh;
- volatile uint8_t *_ubrrl;
- volatile uint8_t *_ucsra;
- volatile uint8_t *_ucsrb;
- volatile uint8_t *_ucsrc;
- volatile uint8_t *_udr;
- uint8_t _rxen;
- uint8_t _txen;
- uint8_t _rxcie;
- uint8_t _udrie;
- uint8_t _u2x;
- bool transmitting;
+ volatile uint8_t * const _ubrrh;
+ volatile uint8_t * const _ubrrl;
+ volatile uint8_t * const _ucsra;
+ volatile uint8_t * const _ucsrb;
+ volatile uint8_t * const _ucsrc;
+ volatile uint8_t * const _udr;
+ // Has any byte been written to the UART since begin()
+ bool _written;
- public:
volatile uint8_t _rx_buffer_head;
volatile uint8_t _rx_buffer_tail;
volatile uint8_t _tx_buffer_head;
@@ -65,12 +87,12 @@ class HardwareSerial : public Stream
unsigned char _rx_buffer[SERIAL_BUFFER_SIZE];
unsigned char _tx_buffer[SERIAL_BUFFER_SIZE];
- HardwareSerial(
+ public:
+ inline HardwareSerial(
volatile uint8_t *ubrrh, volatile uint8_t *ubrrl,
volatile uint8_t *ucsra, volatile uint8_t *ucsrb,
- volatile uint8_t *ucsrc, volatile uint8_t *udr,
- uint8_t rxen, uint8_t txen, uint8_t rxcie, uint8_t udrie, uint8_t u2x);
- void begin(unsigned long);
+ volatile uint8_t *ucsrc, volatile uint8_t *udr);
+ void begin(unsigned long baud) { begin(baud, SERIAL_8N1); }
void begin(unsigned long, uint8_t);
void end();
virtual int available(void);
@@ -83,49 +105,28 @@ class HardwareSerial : public Stream
inline size_t write(unsigned int n) { return write((uint8_t)n); }
inline size_t write(int n) { return write((uint8_t)n); }
using Print::write; // pull in write(str) and write(buf, size) from Print
- operator bool();
-};
+ operator bool() { return true; }
-// Define config for Serial.begin(baud, config);
-#define SERIAL_5N1 0x00
-#define SERIAL_6N1 0x02
-#define SERIAL_7N1 0x04
-#define SERIAL_8N1 0x06
-#define SERIAL_5N2 0x08
-#define SERIAL_6N2 0x0A
-#define SERIAL_7N2 0x0C
-#define SERIAL_8N2 0x0E
-#define SERIAL_5E1 0x20
-#define SERIAL_6E1 0x22
-#define SERIAL_7E1 0x24
-#define SERIAL_8E1 0x26
-#define SERIAL_5E2 0x28
-#define SERIAL_6E2 0x2A
-#define SERIAL_7E2 0x2C
-#define SERIAL_8E2 0x2E
-#define SERIAL_5O1 0x30
-#define SERIAL_6O1 0x32
-#define SERIAL_7O1 0x34
-#define SERIAL_8O1 0x36
-#define SERIAL_5O2 0x38
-#define SERIAL_6O2 0x3A
-#define SERIAL_7O2 0x3C
-#define SERIAL_8O2 0x3E
+ // Interrupt handlers - Not intended to be called externally
+ inline void _rx_complete_irq(void);
+ void _tx_udr_empty_irq(void);
+};
#if defined(UBRRH) || defined(UBRR0H)
extern HardwareSerial Serial;
-#elif defined(USBCON)
- #include "USBAPI.h"
-// extern HardwareSerial Serial_;
+ #define HAVE_HWSERIAL0
#endif
#if defined(UBRR1H)
extern HardwareSerial Serial1;
+ #define HAVE_HWSERIAL1
#endif
#if defined(UBRR2H)
extern HardwareSerial Serial2;
+ #define HAVE_HWSERIAL2
#endif
#if defined(UBRR3H)
extern HardwareSerial Serial3;
+ #define HAVE_HWSERIAL3
#endif
extern void serialEventRun(void) __attribute__((weak));
diff --git a/cores/arduino/HardwareSerial0.cpp b/cores/arduino/HardwareSerial0.cpp
new file mode 100644
index 0000000..67495ad
--- /dev/null
+++ b/cores/arduino/HardwareSerial0.cpp
@@ -0,0 +1,79 @@
+/*
+ HardwareSerial0.cpp - Hardware serial library for Wiring
+ Copyright (c) 2006 Nicholas Zambetti. All right reserved.
+
+ This library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2.1 of the License, or (at your option) any later version.
+
+ This library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public
+ License along with this library; if not, write to the Free Software
+ Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+
+ Modified 23 November 2006 by David A. Mellis
+ Modified 28 September 2010 by Mark Sproul
+ Modified 14 August 2012 by Alarus
+ Modified 3 December 2013 by Matthijs Kooijman
+*/
+
+#include "Arduino.h"
+#include "HardwareSerial.h"
+#include "HardwareSerial_private.h"
+
+// Each HardwareSerial is defined in its own file, sine the linker pulls
+// in the entire file when any element inside is used. --gc-sections can
+// additionally cause unused symbols to be dropped, but ISRs have the
+// "used" attribute so are never dropped and they keep the
+// HardwareSerial instance in as well. Putting each instance in its own
+// file prevents the linker from pulling in any unused instances in the
+// first place.
+
+#if defined(HAVE_HWSERIAL0)
+
+#if defined(USART_RX_vect)
+ ISR(USART_RX_vect)
+#elif defined(USART0_RX_vect)
+ ISR(USART0_RX_vect)
+#elif defined(USART_RXC_vect)
+ ISR(USART_RXC_vect) // ATmega8
+#else
+ #error "Don't know what the Data Received vector is called for the first UART"
+#endif
+ {
+ Serial._rx_complete_irq();
+ }
+
+#if defined(UART0_UDRE_vect)
+ISR(UART0_UDRE_vect)
+#elif defined(UART_UDRE_vect)
+ISR(UART_UDRE_vect)
+#elif defined(USART0_UDRE_vect)
+ISR(USART0_UDRE_vect)
+#elif defined(USART_UDRE_vect)
+ISR(USART_UDRE_vect)
+#else
+ #error "Don't know what the Data Register Empty vector is called for the first UART"
+#endif
+{
+ Serial._tx_udr_empty_irq();
+}
+
+#if defined(UBRRH) && defined(UBRRL)
+ HardwareSerial Serial(&UBRRH, &UBRRL, &UCSRA, &UCSRB, &UCSRC, &UDR);
+#else
+ HardwareSerial Serial(&UBRR0H, &UBRR0L, &UCSR0A, &UCSR0B, &UCSR0C, &UDR0);
+#endif
+
+// Function that can be weakly referenced by serialEventRun to prevent
+// pulling in this file if it's not otherwise used.
+bool Serial0_available() {
+ return Serial.available();
+}
+
+#endif // HAVE_HWSERIAL0
diff --git a/cores/arduino/HardwareSerial1.cpp b/cores/arduino/HardwareSerial1.cpp
new file mode 100644
index 0000000..ec076e7
--- /dev/null
+++ b/cores/arduino/HardwareSerial1.cpp
@@ -0,0 +1,79 @@
+/*
+ HardwareSerial1.cpp - Hardware serial library for Wiring
+ Copyright (c) 2006 Nicholas Zambetti. All right reserved.
+
+ This library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2.1 of the License, or (at your option) any later version.
+
+ This library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public
+ License along with this library; if not, write to the Free Software
+ Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+
+ Modified 23 November 2006 by David A. Mellis
+ Modified 28 September 2010 by Mark Sproul
+ Modified 14 August 2012 by Alarus
+ Modified 3 December 2013 by Matthijs Kooijman
+*/
+
+#include "Arduino.h"
+#include "HardwareSerial.h"
+#include "HardwareSerial_private.h"
+
+// Each HardwareSerial is defined in its own file, sine the linker pulls
+// in the entire file when any element inside is used. --gc-sections can
+// additionally cause unused symbols to be dropped, but ISRs have the
+// "used" attribute so are never dropped and they keep the
+// HardwareSerial instance in as well. Putting each instance in its own
+// file prevents the linker from pulling in any unused instances in the
+// first place.
+
+#if defined(HAVE_HWSERIAL1)
+
+#if defined(USART_RX_vect)
+ ISR(USART_RX_vect)
+#elif defined(USART1_RX_vect)
+ ISR(USART1_RX_vect)
+#elif defined(USART_RXC_vect)
+ ISR(USART_RXC_vect) // ATmega8
+#else
+ #error "Don't know what the Data Received vector is called for the first UART"
+#endif
+ {
+ Serial1._rx_complete_irq();
+ }
+
+#if defined(UART1_UDRE_vect)
+ISR(UART1_UDRE_vect)
+#elif defined(UART_UDRE_vect)
+ISR(UART_UDRE_vect)
+#elif defined(USART1_UDRE_vect)
+ISR(USART1_UDRE_vect)
+#elif defined(USART_UDRE_vect)
+ISR(USART_UDRE_vect)
+#else
+ #error "Don't know what the Data Register Empty vector is called for the first UART"
+#endif
+{
+ Serial1._tx_udr_empty_irq();
+}
+
+#if defined(UBRRH) && defined(UBRRL)
+ HardwareSerial Serial1(&UBRRH, &UBRRL, &UCSRA, &UCSRB, &UCSRC, &UDR);
+#else
+ HardwareSerial Serial1(&UBRR1H, &UBRR1L, &UCSR1A, &UCSR1B, &UCSR1C, &UDR1);
+#endif
+
+// Function that can be weakly referenced by serialEventRun to prevent
+// pulling in this file if it's not otherwise used.
+bool Serial1_available() {
+ return Serial1.available();
+}
+
+#endif // HAVE_HWSERIAL1
diff --git a/cores/arduino/HardwareSerial2.cpp b/cores/arduino/HardwareSerial2.cpp
new file mode 100644
index 0000000..e700770
--- /dev/null
+++ b/cores/arduino/HardwareSerial2.cpp
@@ -0,0 +1,79 @@
+/*
+ HardwareSerial2.cpp - Hardware serial library for Wiring
+ Copyright (c) 2006 Nicholas Zambetti. All right reserved.
+
+ This library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2.1 of the License, or (at your option) any later version.
+
+ This library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public
+ License along with this library; if not, write to the Free Software
+ Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+
+ Modified 23 November 2006 by David A. Mellis
+ Modified 28 September 2010 by Mark Sproul
+ Modified 14 August 2012 by Alarus
+ Modified 3 December 2013 by Matthijs Kooijman
+*/
+
+#include "Arduino.h"
+#include "HardwareSerial.h"
+#include "HardwareSerial_private.h"
+
+// Each HardwareSerial is defined in its own file, sine the linker pulls
+// in the entire file when any element inside is used. --gc-sections can
+// additionally cause unused symbols to be dropped, but ISRs have the
+// "used" attribute so are never dropped and they keep the
+// HardwareSerial instance in as well. Putting each instance in its own
+// file prevents the linker from pulling in any unused instances in the
+// first place.
+
+#if defined(HAVE_HWSERIAL2)
+
+#if defined(USART_RX_vect)
+ ISR(USART_RX_vect)
+#elif defined(USART2_RX_vect)
+ ISR(USART2_RX_vect)
+#elif defined(USART_RXC_vect)
+ ISR(USART_RXC_vect) // ATmega8
+#else
+ #error "Don't know what the Data Received vector is called for the first UART"
+#endif
+ {
+ Serial2._rx_complete_irq();
+ }
+
+#if defined(UART2_UDRE_vect)
+ISR(UART2_UDRE_vect)
+#elif defined(UART_UDRE_vect)
+ISR(UART_UDRE_vect)
+#elif defined(USART2_UDRE_vect)
+ISR(USART2_UDRE_vect)
+#elif defined(USART_UDRE_vect)
+ISR(USART_UDRE_vect)
+#else
+ #error "Don't know what the Data Register Empty vector is called for the first UART"
+#endif
+{
+ Serial2._tx_udr_empty_irq();
+}
+
+#if defined(UBRRH) && defined(UBRRL)
+ HardwareSerial Serial2(&UBRRH, &UBRRL, &UCSRA, &UCSRB, &UCSRC, &UDR);
+#else
+ HardwareSerial Serial2(&UBRR2H, &UBRR2L, &UCSR2A, &UCSR2B, &UCSR2C, &UDR2);
+#endif
+
+// Function that can be weakly referenced by serialEventRun to prevent
+// pulling in this file if it's not otherwise used.
+bool Serial2_available() {
+ return Serial2.available();
+}
+
+#endif // HAVE_HWSERIAL2
diff --git a/cores/arduino/HardwareSerial3.cpp b/cores/arduino/HardwareSerial3.cpp
new file mode 100644
index 0000000..300c4bd
--- /dev/null
+++ b/cores/arduino/HardwareSerial3.cpp
@@ -0,0 +1,79 @@
+/*
+ HardwareSerial3.cpp - Hardware serial library for Wiring
+ Copyright (c) 2006 Nicholas Zambetti. All right reserved.
+
+ This library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2.1 of the License, or (at your option) any later version.
+
+ This library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public
+ License along with this library; if not, write to the Free Software
+ Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+
+ Modified 23 November 2006 by David A. Mellis
+ Modified 28 September 2010 by Mark Sproul
+ Modified 14 August 2012 by Alarus
+ Modified 3 December 2013 by Matthijs Kooijman
+*/
+
+#include "Arduino.h"
+#include "HardwareSerial.h"
+#include "HardwareSerial_private.h"
+
+// Each HardwareSerial is defined in its own file, sine the linker pulls
+// in the entire file when any element inside is used. --gc-sections can
+// additionally cause unused symbols to be dropped, but ISRs have the
+// "used" attribute so are never dropped and they keep the
+// HardwareSerial instance in as well. Putting each instance in its own
+// file prevents the linker from pulling in any unused instances in the
+// first place.
+
+#if defined(HAVE_HWSERIAL3)
+
+#if defined(USART_RX_vect)
+ ISR(USART_RX_vect)
+#elif defined(USART3_RX_vect)
+ ISR(USART3_RX_vect)
+#elif defined(USART_RXC_vect)
+ ISR(USART_RXC_vect) // ATmega8
+#else
+ #error "Don't know what the Data Received vector is called for the first UART"
+#endif
+ {
+ Serial3._rx_complete_irq();
+ }
+
+#if defined(UART3_UDRE_vect)
+ISR(UART3_UDRE_vect)
+#elif defined(UART_UDRE_vect)
+ISR(UART_UDRE_vect)
+#elif defined(USART3_UDRE_vect)
+ISR(USART3_UDRE_vect)
+#elif defined(USART_UDRE_vect)
+ISR(USART_UDRE_vect)
+#else
+ #error "Don't know what the Data Register Empty vector is called for the first UART"
+#endif
+{
+ Serial3._tx_udr_empty_irq();
+}
+
+#if defined(UBRRH) && defined(UBRRL)
+ HardwareSerial Serial3(&UBRRH, &UBRRL, &UCSRA, &UCSRB, &UCSRC, &UDR);
+#else
+ HardwareSerial Serial3(&UBRR3H, &UBRR3L, &UCSR3A, &UCSR3B, &UCSR3C, &UDR3);
+#endif
+
+// Function that can be weakly referenced by serialEventRun to prevent
+// pulling in this file if it's not otherwise used.
+bool Serial3_available() {
+ return Serial3.available();
+}
+
+#endif // HAVE_HWSERIAL3
diff --git a/cores/arduino/HardwareSerial_private.h b/cores/arduino/HardwareSerial_private.h
new file mode 100644
index 0000000..915d7a1
--- /dev/null
+++ b/cores/arduino/HardwareSerial_private.h
@@ -0,0 +1,118 @@
+/*
+ HardwareSerial_private.h - Hardware serial library for Wiring
+ Copyright (c) 2006 Nicholas Zambetti. All right reserved.
+
+ This library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2.1 of the License, or (at your option) any later version.
+
+ This library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public
+ License along with this library; if not, write to the Free Software
+ Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+
+ Modified 23 November 2006 by David A. Mellis
+ Modified 28 September 2010 by Mark Sproul
+ Modified 14 August 2012 by Alarus
+*/
+
+#include "wiring_private.h"
+
+// this next line disables the entire HardwareSerial.cpp,
+// this is so I can support Attiny series and any other chip without a uart
+#if defined(HAVE_HWSERIAL0) || defined(HAVE_HWSERIAL1) || defined(HAVE_HWSERIAL2) || defined(HAVE_HWSERIAL3)
+
+// Ensure that the various bit positions we use are available with a 0
+// postfix, so we can always use the values for UART0 for all UARTs. The
+// alternative, passing the various values for each UART to the
+// HardwareSerial constructor also works, but makes the code bigger and
+// slower.
+#if !defined(TXC0)
+#if defined(TXC)
+// On ATmega8, the uart and its bits are not numbered, so there is no TXC0 etc.
+#define TXC0 TXC
+#define RXEN0 RXEN
+#define TXEN0 TXEN
+#define RXCIE0 RXCIE
+#define UDRIE0 UDRIE
+#define U2X0 U2X
+#define UPE0 UPE
+#define UDRE0 UDRE
+#elif defined(TXC1)
+// Some devices have uart1 but no uart0
+#define TXC0 TXC1
+#define RXEN0 RXEN1
+#define TXEN0 TXEN1
+#define RXCIE0 RXCIE1
+#define UDRIE0 UDRIE1
+#define U2X0 U2X1
+#define UPE0 UPE1
+#define UDRE0 UDRE1
+#else
+#error No UART found in HardwareSerial.cpp
+#endif
+#endif // !defined TXC0
+
+// Check at compiletime that it is really ok to use the bit positions of
+// UART0 for the other UARTs as well, in case these values ever get
+// changed for future hardware.
+#if defined(TXC1) && (TXC1 != TXC0 || RXEN1 != RXEN0 || RXCIE1 != RXCIE0 || \
+ UDRIE1 != UDRIE0 || U2X1 != U2X0 || UPE1 != UPE0 || \
+ UDRE1 != UDRE0)
+#error "Not all bit positions for UART1 are the same as for UART0"
+#endif
+#if defined(TXC2) && (TXC2 != TXC0 || RXEN2 != RXEN0 || RXCIE2 != RXCIE0 || \
+ UDRIE2 != UDRIE0 || U2X2 != U2X0 || UPE2 != UPE0 || \
+ UDRE2 != UDRE0)
+#error "Not all bit positions for UART2 are the same as for UART0"
+#endif
+#if defined(TXC3) && (TXC3 != TXC0 || RXEN3 != RXEN0 || RXCIE3 != RXCIE0 || \
+ UDRIE3 != UDRIE0 || U3X3 != U3X0 || UPE3 != UPE0 || \
+ UDRE3 != UDRE0)
+#error "Not all bit positions for UART3 are the same as for UART0"
+#endif
+
+// Constructors ////////////////////////////////////////////////////////////////
+
+HardwareSerial::HardwareSerial(
+ volatile uint8_t *ubrrh, volatile uint8_t *ubrrl,
+ volatile uint8_t *ucsra, volatile uint8_t *ucsrb,
+ volatile uint8_t *ucsrc, volatile uint8_t *udr) :
+ _ubrrh(ubrrh), _ubrrl(ubrrl),
+ _ucsra(ucsra), _ucsrb(ucsrb), _ucsrc(ucsrc),
+ _udr(udr),
+ _rx_buffer_head(0), _rx_buffer_tail(0),
+ _tx_buffer_head(0), _tx_buffer_tail(0)
+{
+}
+
+// Actual interrupt handlers //////////////////////////////////////////////////////////////
+
+void HardwareSerial::_rx_complete_irq(void)
+{
+ if (bit_is_clear(*_ucsra, UPE0)) {
+ // No Parity error, read byte and store it in the buffer if there is
+ // room
+ unsigned char c = *_udr;
+ int i = (unsigned int)(_rx_buffer_head + 1) % SERIAL_BUFFER_SIZE;
+
+ // if we should be storing the received character into the location
+ // just before the tail (meaning that the head would advance to the
+ // current location of the tail), we're about to overflow the buffer
+ // and so we don't write the character or advance the head.
+ if (i != _rx_buffer_tail) {
+ _rx_buffer[_rx_buffer_head] = c;
+ _rx_buffer_head = i;
+ }
+ } else {
+ // Parity error, read byte but discard it
+ *_udr;
+ };
+}
+
+#endif // whole file
diff --git a/cores/arduino/IPAddress.cpp b/cores/arduino/IPAddress.cpp
index f698f2a..22a0e42 100644
--- a/cores/arduino/IPAddress.cpp
+++ b/cores/arduino/IPAddress.cpp
@@ -1,3 +1,21 @@
+/*
+ IPAddress.cpp - Base class that provides IPAddress
+ Copyright (c) 2011 Adrian McEwen. All right reserved.
+
+ This library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2.1 of the License, or (at your option) any later version.
+
+ This library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public
+ License along with this library; if not, write to the Free Software
+ Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+*/
#include <Arduino.h>
#include <IPAddress.h>
diff --git a/cores/arduino/IPAddress.h b/cores/arduino/IPAddress.h
index ce396f1..6ea8127 100644
--- a/cores/arduino/IPAddress.h
+++ b/cores/arduino/IPAddress.h
@@ -1,27 +1,21 @@
/*
- *
- * MIT License:
- * Copyright (c) 2011 Adrian McEwen
- * Permission is hereby granted, free of charge, to any person obtaining a copy
- * of this software and associated documentation files (the "Software"), to deal
- * in the Software without restriction, including without limitation the rights
- * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
- * copies of the Software, and to permit persons to whom the Software is
- * furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be included in
- * all copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
- * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
- * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
- * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
- * THE SOFTWARE.
- *
- * adrianm@mcqn.com 1/1/2011
- */
+ IPAddress.h - Base class that provides IPAddress
+ Copyright (c) 2011 Adrian McEwen. All right reserved.
+
+ This library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2.1 of the License, or (at your option) any later version.
+
+ This library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public
+ License along with this library; if not, write to the Free Software
+ Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+*/
#ifndef IPAddress_h
#define IPAddress_h
diff --git a/cores/arduino/Server.h b/cores/arduino/Server.h
index 9674c76..77c415c 100644
--- a/cores/arduino/Server.h
+++ b/cores/arduino/Server.h
@@ -1,3 +1,22 @@
+/*
+ Server.h - Base class that provides Server
+ Copyright (c) 2011 Adrian McEwen. All right reserved.
+
+ This library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2.1 of the License, or (at your option) any later version.
+
+ This library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public
+ License along with this library; if not, write to the Free Software
+ Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+*/
+
#ifndef server_h
#define server_h
diff --git a/cores/arduino/USBAPI.h b/cores/arduino/USBAPI.h
index da2e869..5a33002 100644
--- a/cores/arduino/USBAPI.h
+++ b/cores/arduino/USBAPI.h
@@ -55,6 +55,8 @@ public:
};
extern Serial_ Serial;
+#define HAVE_CDCSERIAL
+
//================================================================================
//================================================================================
// Mouse
diff --git a/cores/arduino/binary.h b/cores/arduino/binary.h
index af14980..aec4c73 100644
--- a/cores/arduino/binary.h
+++ b/cores/arduino/binary.h
@@ -1,3 +1,22 @@
+/*
+ binary.h - Definitions for binary constants
+ Copyright (c) 2006 David A. Mellis. All right reserved.
+
+ This library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2.1 of the License, or (at your option) any later version.
+
+ This library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public
+ License along with this library; if not, write to the Free Software
+ Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+*/
+
#ifndef Binary_h
#define Binary_h
diff --git a/cores/arduino/main.cpp b/cores/arduino/main.cpp
index 3d4e079..0ad6962 100644
--- a/cores/arduino/main.cpp
+++ b/cores/arduino/main.cpp
@@ -1,3 +1,22 @@
+/*
+ main.cpp - Main loop for Arduino sketches
+ Copyright (c) 2005-2013 Arduino Team. All right reserved.
+
+ This library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2.1 of the License, or (at your option) any later version.
+
+ This library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public
+ License along with this library; if not, write to the Free Software
+ Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+*/
+
#include <Arduino.h>
int main(void)
diff --git a/platform.txt b/platform.txt
index 3066ce4..2adf29f 100644
--- a/platform.txt
+++ b/platform.txt
@@ -17,7 +17,7 @@ compiler.c.cmd=avr-gcc
compiler.c.flags=-c -g -Os -w -ffunction-sections -fdata-sections -MMD
compiler.c.elf.flags=-Os -Wl,--gc-sections
compiler.c.elf.cmd=avr-gcc
-compiler.S.flags=-c -g -assembler-with-cpp
+compiler.S.flags=-c -g -x assembler-with-cpp
compiler.cpp.cmd=avr-g++
compiler.cpp.flags=-c -g -Os -w -fno-exceptions -ffunction-sections -fdata-sections -MMD
compiler.ar.cmd=avr-ar
diff --git a/variants/ethernet/pins_arduino.h b/variants/ethernet/pins_arduino.h
index 1d54549..cdcb0ed 100644
--- a/variants/ethernet/pins_arduino.h
+++ b/variants/ethernet/pins_arduino.h
@@ -37,23 +37,23 @@
#define digitalPinHasPWM(p) ((p) == 3 || (p) == 5 || (p) == 6 || (p) == 9 || (p) == 10 || (p) == 11)
#endif
-#define SS 10
-#define MOSI 11
-#define MISO 12
-#define SCK 13
+static const uint8_t SS = 10;
+static const uint8_t MOSI = 11;
+static const uint8_t MISO = 12;
+static const uint8_t SCK = 13;
-#define SDA 18
-#define SCL 19
+static const uint8_t SDA = 18;
+static const uint8_t SCL = 19;
#define LED_BUILTIN 9
-#define A0 14
-#define A1 15
-#define A2 16
-#define A3 17
-#define A4 18
-#define A5 19
-#define A6 20
-#define A7 21
+static const uint8_t A0 = 14;
+static const uint8_t A1 = 15;
+static const uint8_t A2 = 16;
+static const uint8_t A3 = 17;
+static const uint8_t A4 = 18;
+static const uint8_t A5 = 19;
+static const uint8_t A6 = 20;
+static const uint8_t A7 = 21;
#define digitalPinToPCICR(p) (((p) >= 0 && (p) <= 21) ? (&PCICR) : ((uint8_t *)0))
#define digitalPinToPCICRbit(p) (((p) <= 7) ? 2 : (((p) <= 13) ? 0 : 1))
diff --git a/variants/leonardo/pins_arduino.h b/variants/leonardo/pins_arduino.h
index be9d0f2..fd75373 100644
--- a/variants/leonardo/pins_arduino.h
+++ b/variants/leonardo/pins_arduino.h
@@ -99,30 +99,30 @@
#define RXLED0 PORTB |= (1<<0)
#define RXLED1 PORTB &= ~(1<<0)
-#define SDA 2
-#define SCL 3
+static const uint8_t SDA = 2;
+static const uint8_t SCL = 3;
#define LED_BUILTIN 13
// Map SPI port to 'new' pins D14..D17
-#define SS 17
-#define MOSI 16
-#define MISO 14
-#define SCK 15
+static const uint8_t SS = 17;
+static const uint8_t MOSI = 16;
+static const uint8_t MISO = 14;
+static const uint8_t SCK = 15;
// Mapping of analog pins as digital I/O
// A6-A11 share with digital pins
-#define A0 18
-#define A1 19
-#define A2 20
-#define A3 21
-#define A4 22
-#define A5 23
-#define A6 24 // D4
-#define A7 25 // D6
-#define A8 26 // D8
-#define A9 27 // D9
-#define A10 28 // D10
-#define A11 29 // D12
+static const uint8_t A0 = 18;
+static const uint8_t A1 = 19;
+static const uint8_t A2 = 20;
+static const uint8_t A3 = 21;
+static const uint8_t A4 = 22;
+static const uint8_t A5 = 23;
+static const uint8_t A6 = 24; // D4
+static const uint8_t A7 = 25; // D6
+static const uint8_t A8 = 26; // D8
+static const uint8_t A9 = 27; // D9
+static const uint8_t A10 = 28; // D10
+static const uint8_t A11 = 29; // D12
#define digitalPinToPCICR(p) ((((p) >= 8 && (p) <= 11) || ((p) >= 14 && (p) <= 17) || ((p) >= A8 && (p) <= A10)) ? (&PCICR) : ((uint8_t *)0))
#define digitalPinToPCICRbit(p) 0
diff --git a/variants/mega/pins_arduino.h b/variants/mega/pins_arduino.h
index 9b43971..a80991b 100644
--- a/variants/mega/pins_arduino.h
+++ b/variants/mega/pins_arduino.h
@@ -32,31 +32,31 @@
#define analogInputToDigitalPin(p) ((p < 16) ? (p) + 54 : -1)
#define digitalPinHasPWM(p) (((p) >= 2 && (p) <= 13) || ((p) >= 44 && (p)<= 46))
-#define SS 53
-#define MOSI 51
-#define MISO 50
-#define SCK 52
+static const uint8_t SS = 53;
+static const uint8_t MOSI = 51;
+static const uint8_t MISO = 50;
+static const uint8_t SCK = 52;
-#define SDA 20
-#define SCL 21
+static const uint8_t SDA = 20;
+static const uint8_t SCL = 21;
#define LED_BUILTIN 13
-#define A0 54
-#define A1 55
-#define A2 56
-#define A3 57
-#define A4 58
-#define A5 59
-#define A6 60
-#define A7 61
-#define A8 62
-#define A9 63
-#define A10 64
-#define A11 65
-#define A12 66
-#define A13 67
-#define A14 68
-#define A15 69
+static const uint8_t A0 = 54;
+static const uint8_t A1 = 55;
+static const uint8_t A2 = 56;
+static const uint8_t A3 = 57;
+static const uint8_t A4 = 58;
+static const uint8_t A5 = 59;
+static const uint8_t A6 = 60;
+static const uint8_t A7 = 61;
+static const uint8_t A8 = 62;
+static const uint8_t A9 = 63;
+static const uint8_t A10 = 64;
+static const uint8_t A11 = 65;
+static const uint8_t A12 = 66;
+static const uint8_t A13 = 67;
+static const uint8_t A14 = 68;
+static const uint8_t A15 = 69;
// A majority of the pins are NOT PCINTs, SO BE WARNED (i.e. you cannot use them as receive pins)
// Only pins available for RECEIVE (TRANSMIT can be on any pin):
diff --git a/variants/robot_control/pins_arduino.h b/variants/robot_control/pins_arduino.h
index 04a5dc5..b868064 100644
--- a/variants/robot_control/pins_arduino.h
+++ b/variants/robot_control/pins_arduino.h
@@ -43,52 +43,52 @@
#define D4 TKD4
#define D5 TKD5
-#define RX 0
-#define TX 1
-#define SDA 2
-#define SCL 3
+static const uint8_t RX = 0;
+static const uint8_t TX = 1;
+static const uint8_t SDA = 2;
+static const uint8_t SCL = 3;
// Map SPI port to 'new' pins D14..D17
-#define SS 17
-#define MOSI 16
-#define MISO 14
-#define SCK 15
+static const uint8_t SS = 17;
+static const uint8_t MOSI = 16;
+static const uint8_t MISO = 14;
+static const uint8_t SCK = 15;
// Mapping of analog pins as digital I/O
// A6-A11 share with digital pins
-#define A0 18
-#define A1 19
-#define A2 20
-#define A3 21
-#define A4 22
-#define A5 23
-#define A6 24 // D4
-#define A7 25 // D6
-#define A8 26 // D8
-#define A9 27 // D9
-#define A10 28 // D10
-#define A11 29 // D12
+static const uint8_t A0 = 18;
+static const uint8_t A1 = 19;
+static const uint8_t A2 = 20;
+static const uint8_t A3 = 21;
+static const uint8_t A4 = 22;
+static const uint8_t A5 = 23;
+static const uint8_t A6 = 24; // D4
+static const uint8_t A7 = 25; // D6
+static const uint8_t A8 = 26; // D8
+static const uint8_t A9 = 27; // D9
+static const uint8_t A10 = 28; // D10
+static const uint8_t A11 = 29; // D12
// Specific Mapping for the Control Board
-#define KEY 18 // AD0
-#define MUX_IN 24 // ADC8 - A6
-#define MUXA 6 // D5 - TKD4
-#define MUXB 11 // D11
-#define MUXC 12 // D12 - TKD5
-#define MUXD 13 // D13
-#define BUZZ 5 // D5
-#define POT 23 // AD5
-#define DC_LCD 10 // D10
-#define LCD_CS 9 // D9
-#define RST_LCD 7 // D6
-#define CARD_CS 8 // D8
-#define TKD0 19 // ADC6 - A1
-#define TKD1 20 // ADC5 - A2
-#define TKD2 21 // ADC4 - A3
-#define TKD3 22 // ADC1 - A4
-#define TKD4 6 // D5 - MUXA
-#define TKD5 12 // D12 - MUXC
-#define LED1 17 // D17 - RX_Led
+static const uint8_t KEY = 18; // AD0
+static const uint8_t MUX_IN = 24; // ADC8 - A6
+static const uint8_t MUXA = 6; // D5 - TKD4
+static const uint8_t MUXB = 11; // D11
+static const uint8_t MUXC = 12; // D12 - TKD5
+static const uint8_t MUXD = 13; // D13
+static const uint8_t BUZZ = 5; // D5
+static const uint8_t POT = 23; // AD5
+static const uint8_t DC_LCD = 10; // D10
+static const uint8_t LCD_CS = 9; // D9
+static const uint8_t RST_LCD = 7; // D6
+static const uint8_t CARD_CS = 8; // D8
+static const uint8_t TKD0 = 19; // ADC6 - A1
+static const uint8_t TKD1 = 20; // ADC5 - A2
+static const uint8_t TKD2 = 21; // ADC4 - A3
+static const uint8_t TKD3 = 22; // ADC1 - A4
+static const uint8_t TKD4 = 6; // D5 - MUXA
+static const uint8_t TKD5 = 12; // D12 - MUXC
+static const uint8_t LED1 = 17; // D17 - RX_Led
// __AVR_ATmega32U4__ has an unusual mapping of pins to channels
extern const uint8_t PROGMEM analog_pin_to_channel_PGM[];
diff --git a/variants/robot_motor/pins_arduino.h b/variants/robot_motor/pins_arduino.h
index f159f1e..7dc4a79 100644
--- a/variants/robot_motor/pins_arduino.h
+++ b/variants/robot_motor/pins_arduino.h
@@ -41,49 +41,49 @@
#define D8 TK4
#define D7 TK3
-#define RX 0
-#define TX 1
-#define SDA 2
-#define SCL 3
+static const uint8_t RX = 0;
+static const uint8_t TX = 1;
+static const uint8_t SDA = 2;
+static const uint8_t SCL = 3;
// Map SPI port to 'new' pins D14..D17
-#define SS 17
-#define MOSI 16
-#define MISO 14
-#define SCK 15
+static const uint8_t SS = 17;
+static const uint8_t MOSI = 16;
+static const uint8_t MISO = 14;
+static const uint8_t SCK = 15;
// Mapping of analog pins as digital I/O
// A6-A11 share with digital pins
-#define A0 18
-#define A1 19
-#define A2 20
-#define A3 21
-#define A4 22
-#define A5 23
-#define A6 24 // D4
-#define A7 25 // D6
-#define A8 26 // D8
-#define A9 27 // D9
-#define A10 28 // D10
-#define A11 29 // D12
+static const uint8_t A0 = 18;
+static const uint8_t A1 = 19;
+static const uint8_t A2 = 20;
+static const uint8_t A3 = 21;
+static const uint8_t A4 = 22;
+static const uint8_t A5 = 23;
+static const uint8_t A6 = 24; // D4
+static const uint8_t A7 = 25; // D6
+static const uint8_t A8 = 26; // D8
+static const uint8_t A9 = 27; // D9
+static const uint8_t A10 = 28; // D10
+static const uint8_t A11 = 29; // D12
// Specific Mapping for the Motor Board
-#define MUX_IN 20 // A2
-#define MUXA 7 // D7
-#define MUXB 8 // D8
-#define MUXC 11 // D11
-#define MUXI 13 // D13
-#define TRIM 21 // A3
-#define SENSE_A 22 // A4
-#define SENSE_B 23 // A5
-#define IN_A1 6 // D6 - A7
-#define IN_A2 5 // D5
-#define IN_B1 10 // D10
-#define IN_B2 9 // D9
-#define TK1 18 // A0
-#define TK2 19 // A1
-#define TK3 4 // A6
-#define TK4 12 // A11
+static const uint8_t MUX_IN = 20; // A2
+static const uint8_t MUXA = 7; // D7
+static const uint8_t MUXB = 8; // D8
+static const uint8_t MUXC = 11; // D11
+static const uint8_t MUXI = 13; // D13
+static const uint8_t TRIM = 21; // A3
+static const uint8_t SENSE_A = 22; // A4
+static const uint8_t SENSE_B = 23; // A5
+static const uint8_t IN_A1 = 6; // D6 - A7
+static const uint8_t IN_A2 = 5; // D5
+static const uint8_t IN_B1 = 10; // D10
+static const uint8_t IN_B2 = 9; // D9
+static const uint8_t TK1 = 18; // A0
+static const uint8_t TK2 = 19; // A1
+static const uint8_t TK3 = 4; // A6
+static const uint8_t TK4 = 12; // A11
// __AVR_ATmega32U4__ has an unusual mapping of pins to channels
extern const uint8_t PROGMEM analog_pin_to_channel_PGM[];
diff --git a/variants/standard/pins_arduino.h b/variants/standard/pins_arduino.h
index d0eb464..3d4a9f6 100644
--- a/variants/standard/pins_arduino.h
+++ b/variants/standard/pins_arduino.h
@@ -37,23 +37,23 @@
#define digitalPinHasPWM(p) ((p) == 3 || (p) == 5 || (p) == 6 || (p) == 9 || (p) == 10 || (p) == 11)
#endif
-#define SS 10
-#define MOSI 11
-#define MISO 12
-#define SCK 13
+static const uint8_t SS = 10;
+static const uint8_t MOSI = 11;
+static const uint8_t MISO = 12;
+static const uint8_t SCK = 13;
-#define SDA 18
-#define SCL 19
+static const uint8_t SDA = 18;
+static const uint8_t SCL = 19;
#define LED_BUILTIN 13
-#define A0 14
-#define A1 15
-#define A2 16
-#define A3 17
-#define A4 18
-#define A5 19
-#define A6 20
-#define A7 21
+static const uint8_t A0 = 14;
+static const uint8_t A1 = 15;
+static const uint8_t A2 = 16;
+static const uint8_t A3 = 17;
+static const uint8_t A4 = 18;
+static const uint8_t A5 = 19;
+static const uint8_t A6 = 20;
+static const uint8_t A7 = 21;
#define digitalPinToPCICR(p) (((p) >= 0 && (p) <= 21) ? (&PCICR) : ((uint8_t *)0))
#define digitalPinToPCICRbit(p) (((p) <= 7) ? 2 : (((p) <= 13) ? 0 : 1))
generated by cgit v1.2.3-18-g5258 (git 2.32.0) at 2025-11-04 02:08:00 +0000