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Diffstat (limited to 'libraries/WiFi/utility/spi_drv.cpp')
-rw-r--r--libraries/WiFi/utility/spi_drv.cpp506
1 files changed, 0 insertions, 506 deletions
diff --git a/libraries/WiFi/utility/spi_drv.cpp b/libraries/WiFi/utility/spi_drv.cpp
deleted file mode 100644
index 12a320b..0000000
--- a/libraries/WiFi/utility/spi_drv.cpp
+++ /dev/null
@@ -1,506 +0,0 @@
-
-#include "Arduino.h"
-#include "spi_drv.h"
-#include "pins_arduino.h"
-//#define _DEBUG_
-extern "C" {
-#include "debug.h"
-}
-
-#define DATAOUT 11 // MOSI
-#define DATAIN 12 // MISO
-#define SPICLOCK 13 // sck
-#define SLAVESELECT 10 // ss
-#define SLAVEREADY 7 // handshake pin
-#define WIFILED 9 // led on wifi shield
-
-#define DELAY_100NS do { asm volatile("nop"); }while(0);
-#define DELAY_SPI(X) { int ii=0; do { asm volatile("nop"); }while(++ii<X);}
-#define DELAY_TRANSFER() DELAY_SPI(10)
-
-void SpiDrv::begin()
-{
- // Set direction register for SCK and MOSI pin.
- // MISO pin automatically overrides to INPUT.
- // When the SS pin is set as OUTPUT, it can be used as
- // a general purpose output port (it doesn't influence
- // SPI operations).
-
- pinMode(SCK, OUTPUT);
- pinMode(MOSI, OUTPUT);
- pinMode(SS, OUTPUT);
- pinMode(SLAVESELECT, OUTPUT);
- pinMode(SLAVEREADY, INPUT);
- pinMode(WIFILED, OUTPUT);
-
- digitalWrite(SCK, LOW);
- digitalWrite(MOSI, LOW);
- digitalWrite(SS, HIGH);
- digitalWrite(SLAVESELECT, HIGH);
- digitalWrite(WIFILED, LOW);
-
-#ifdef _DEBUG_
- INIT_TRIGGER()
-#endif
-
- // Warning: if the SS pin ever becomes a LOW INPUT then SPI
- // automatically switches to Slave, so the data direction of
- // the SS pin MUST be kept as OUTPUT.
- SPCR |= _BV(MSTR);
- SPCR |= _BV(SPE);
- //SPSR |= _BV(SPI2X);
-}
-
-void SpiDrv::end() {
- SPCR &= ~_BV(SPE);
-}
-
-void SpiDrv::spiSlaveSelect()
-{
- digitalWrite(SLAVESELECT,LOW);
-}
-
-
-void SpiDrv::spiSlaveDeselect()
-{
- digitalWrite(SLAVESELECT,HIGH);
-}
-
-void delaySpi()
-{
- int i = 0;
- const int DELAY = 1000;
- for (;i<DELAY;++i)
- {
- int a =a+1;
- }
-}
-
-char SpiDrv::spiTransfer(volatile char data)
-{
- SPDR = data; // Start the transmission
- while (!(SPSR & (1<<SPIF))) // Wait the end of the transmission
- {
- };
- char result = SPDR;
- DELAY_TRANSFER();
-
- return result; // return the received byte
-}
-
-int SpiDrv::waitSpiChar(unsigned char waitChar)
-{
- int timeout = TIMEOUT_CHAR;
- unsigned char _readChar = 0;
- do{
- _readChar = readChar(); //get data byte
- if (_readChar == ERR_CMD)
- {
- WARN("Err cmd received\n");
- return -1;
- }
- }while((timeout-- > 0) && (_readChar != waitChar));
- return (_readChar == waitChar);
-}
-
-int SpiDrv::readAndCheckChar(char checkChar, char* readChar)
-{
- getParam((uint8_t*)readChar);
-
- return (*readChar == checkChar);
-}
-
-char SpiDrv::readChar()
-{
- uint8_t readChar = 0;
- getParam(&readChar);
- return readChar;
-}
-
-#define WAIT_START_CMD(x) waitSpiChar(START_CMD)
-
-#define IF_CHECK_START_CMD(x) \
- if (!WAIT_START_CMD(_data)) \
- { \
- TOGGLE_TRIGGER() \
- WARN("Error waiting START_CMD"); \
- return 0; \
- }else \
-
-#define CHECK_DATA(check, x) \
- if (!readAndCheckChar(check, &x)) \
- { \
- TOGGLE_TRIGGER() \
- WARN("Reply error"); \
- INFO2(check, (uint8_t)x); \
- return 0; \
- }else \
-
-#define waitSlaveReady() (digitalRead(SLAVEREADY) == LOW)
-#define waitSlaveSign() (digitalRead(SLAVEREADY) == HIGH)
-#define waitSlaveSignalH() while(digitalRead(SLAVEREADY) != HIGH){}
-#define waitSlaveSignalL() while(digitalRead(SLAVEREADY) != LOW){}
-
-void SpiDrv::waitForSlaveSign()
-{
- while (!waitSlaveSign());
-}
-
-void SpiDrv::waitForSlaveReady()
-{
- while (!waitSlaveReady());
-}
-
-void SpiDrv::getParam(uint8_t* param)
-{
- // Get Params data
- *param = spiTransfer(DUMMY_DATA);
- DELAY_TRANSFER();
-}
-
-int SpiDrv::waitResponseCmd(uint8_t cmd, uint8_t numParam, uint8_t* param, uint8_t* param_len)
-{
- char _data = 0;
- int ii = 0;
-
- IF_CHECK_START_CMD(_data)
- {
- CHECK_DATA(cmd | REPLY_FLAG, _data){};
-
- CHECK_DATA(numParam, _data);
- {
- readParamLen8(param_len);
- for (ii=0; ii<(*param_len); ++ii)
- {
- // Get Params data
- //param[ii] = spiTransfer(DUMMY_DATA);
- getParam(&param[ii]);
- }
- }
-
- readAndCheckChar(END_CMD, &_data);
- }
-
- return 1;
-}
-/*
-int SpiDrv::waitResponse(uint8_t cmd, uint8_t numParam, uint8_t* param, uint16_t* param_len)
-{
- char _data = 0;
- int i =0, ii = 0;
-
- IF_CHECK_START_CMD(_data)
- {
- CHECK_DATA(cmd | REPLY_FLAG, _data){};
-
- CHECK_DATA(numParam, _data);
- {
- readParamLen16(param_len);
- for (ii=0; ii<(*param_len); ++ii)
- {
- // Get Params data
- param[ii] = spiTransfer(DUMMY_DATA);
- }
- }
-
- readAndCheckChar(END_CMD, &_data);
- }
-
- return 1;
-}
-*/
-
-int SpiDrv::waitResponseData16(uint8_t cmd, uint8_t* param, uint16_t* param_len)
-{
- char _data = 0;
- uint16_t ii = 0;
-
- IF_CHECK_START_CMD(_data)
- {
- CHECK_DATA(cmd | REPLY_FLAG, _data){};
-
- uint8_t numParam = readChar();
- if (numParam != 0)
- {
- readParamLen16(param_len);
- for (ii=0; ii<(*param_len); ++ii)
- {
- // Get Params data
- param[ii] = spiTransfer(DUMMY_DATA);
- }
- }
-
- readAndCheckChar(END_CMD, &_data);
- }
-
- return 1;
-}
-
-int SpiDrv::waitResponseData8(uint8_t cmd, uint8_t* param, uint8_t* param_len)
-{
- char _data = 0;
- int ii = 0;
-
- IF_CHECK_START_CMD(_data)
- {
- CHECK_DATA(cmd | REPLY_FLAG, _data){};
-
- uint8_t numParam = readChar();
- if (numParam != 0)
- {
- readParamLen8(param_len);
- for (ii=0; ii<(*param_len); ++ii)
- {
- // Get Params data
- param[ii] = spiTransfer(DUMMY_DATA);
- }
- }
-
- readAndCheckChar(END_CMD, &_data);
- }
-
- return 1;
-}
-
-int SpiDrv::waitResponseParams(uint8_t cmd, uint8_t numParam, tParam* params)
-{
- char _data = 0;
- int i =0, ii = 0;
-
-
- IF_CHECK_START_CMD(_data)
- {
- CHECK_DATA(cmd | REPLY_FLAG, _data){};
-
- uint8_t _numParam = readChar();
- if (_numParam != 0)
- {
- for (i=0; i<_numParam; ++i)
- {
- params[i].paramLen = readParamLen8();
- for (ii=0; ii<params[i].paramLen; ++ii)
- {
- // Get Params data
- params[i].param[ii] = spiTransfer(DUMMY_DATA);
- }
- }
- } else
- {
- WARN("Error numParam == 0");
- return 0;
- }
-
- if (numParam != _numParam)
- {
- WARN("Mismatch numParam");
- return 0;
- }
-
- readAndCheckChar(END_CMD, &_data);
- }
- return 1;
-}
-
-/*
-int SpiDrv::waitResponse(uint8_t cmd, tParam* params, uint8_t* numParamRead, uint8_t maxNumParams)
-{
- char _data = 0;
- int i =0, ii = 0;
-
- IF_CHECK_START_CMD(_data)
- {
- CHECK_DATA(cmd | REPLY_FLAG, _data){};
-
- uint8_t numParam = readChar();
-
- if (numParam > maxNumParams)
- {
- numParam = maxNumParams;
- }
- *numParamRead = numParam;
- if (numParam != 0)
- {
- for (i=0; i<numParam; ++i)
- {
- params[i].paramLen = readParamLen8();
-
- for (ii=0; ii<params[i].paramLen; ++ii)
- {
- // Get Params data
- params[i].param[ii] = spiTransfer(DUMMY_DATA);
- }
- }
- } else
- {
- WARN("Error numParams == 0");
- Serial.println(cmd, 16);
- return 0;
- }
- readAndCheckChar(END_CMD, &_data);
- }
- return 1;
-}
-*/
-
-int SpiDrv::waitResponse(uint8_t cmd, uint8_t* numParamRead, uint8_t** params, uint8_t maxNumParams)
-{
- char _data = 0;
- int i =0, ii = 0;
-
- char *index[WL_SSID_MAX_LENGTH];
-
- for (i = 0 ; i < WL_NETWORKS_LIST_MAXNUM ; i++)
- index[i] = (char *)params + WL_SSID_MAX_LENGTH*i;
-
- IF_CHECK_START_CMD(_data)
- {
- CHECK_DATA(cmd | REPLY_FLAG, _data){};
-
- uint8_t numParam = readChar();
-
- if (numParam > maxNumParams)
- {
- numParam = maxNumParams;
- }
- *numParamRead = numParam;
- if (numParam != 0)
- {
- for (i=0; i<numParam; ++i)
- {
- uint8_t paramLen = readParamLen8();
- for (ii=0; ii<paramLen; ++ii)
- {
- //ssid[ii] = spiTransfer(DUMMY_DATA);
- // Get Params data
- index[i][ii] = (uint8_t)spiTransfer(DUMMY_DATA);
-
- }
- index[i][ii]=0;
- }
- } else
- {
- WARN("Error numParams == 0");
- readAndCheckChar(END_CMD, &_data);
- return 0;
- }
- readAndCheckChar(END_CMD, &_data);
- }
- return 1;
-}
-
-
-void SpiDrv::sendParam(uint8_t* param, uint8_t param_len, uint8_t lastParam)
-{
- int i = 0;
- // Send Spi paramLen
- sendParamLen8(param_len);
-
- // Send Spi param data
- for (i=0; i<param_len; ++i)
- {
- spiTransfer(param[i]);
- }
-
- // if lastParam==1 Send Spi END CMD
- if (lastParam == 1)
- spiTransfer(END_CMD);
-}
-
-void SpiDrv::sendParamLen8(uint8_t param_len)
-{
- // Send Spi paramLen
- spiTransfer(param_len);
-}
-
-void SpiDrv::sendParamLen16(uint16_t param_len)
-{
- // Send Spi paramLen
- spiTransfer((uint8_t)((param_len & 0xff00)>>8));
- spiTransfer((uint8_t)(param_len & 0xff));
-}
-
-uint8_t SpiDrv::readParamLen8(uint8_t* param_len)
-{
- uint8_t _param_len = spiTransfer(DUMMY_DATA);
- if (param_len != NULL)
- {
- *param_len = _param_len;
- }
- return _param_len;
-}
-
-uint16_t SpiDrv::readParamLen16(uint16_t* param_len)
-{
- uint16_t _param_len = spiTransfer(DUMMY_DATA)<<8 | (spiTransfer(DUMMY_DATA)& 0xff);
- if (param_len != NULL)
- {
- *param_len = _param_len;
- }
- return _param_len;
-}
-
-
-void SpiDrv::sendBuffer(uint8_t* param, uint16_t param_len, uint8_t lastParam)
-{
- uint16_t i = 0;
-
- // Send Spi paramLen
- sendParamLen16(param_len);
-
- // Send Spi param data
- for (i=0; i<param_len; ++i)
- {
- spiTransfer(param[i]);
- }
-
- // if lastParam==1 Send Spi END CMD
- if (lastParam == 1)
- spiTransfer(END_CMD);
-}
-
-
-void SpiDrv::sendParam(uint16_t param, uint8_t lastParam)
-{
- // Send Spi paramLen
- sendParamLen8(2);
-
- spiTransfer((uint8_t)((param & 0xff00)>>8));
- spiTransfer((uint8_t)(param & 0xff));
-
- // if lastParam==1 Send Spi END CMD
- if (lastParam == 1)
- spiTransfer(END_CMD);
-}
-
-/* Cmd Struct Message */
-/* _________________________________________________________________________________ */
-/*| START CMD | C/R | CMD |[TOT LEN]| N.PARAM | PARAM LEN | PARAM | .. | END CMD | */
-/*|___________|______|______|_________|_________|___________|________|____|_________| */
-/*| 8 bit | 1bit | 7bit | 8bit | 8bit | 8bit | nbytes | .. | 8bit | */
-/*|___________|______|______|_________|_________|___________|________|____|_________| */
-
-void SpiDrv::sendCmd(uint8_t cmd, uint8_t numParam)
-{
- // Send Spi START CMD
- spiTransfer(START_CMD);
-
- //waitForSlaveSign();
- //wait the interrupt trigger on slave
- delayMicroseconds(SPI_START_CMD_DELAY);
-
- // Send Spi C + cmd
- spiTransfer(cmd & ~(REPLY_FLAG));
-
- // Send Spi totLen
- //spiTransfer(totLen);
-
- // Send Spi numParam
- spiTransfer(numParam);
-
- // If numParam == 0 send END CMD
- if (numParam == 0)
- spiTransfer(END_CMD);
-
-}
-
-SpiDrv spiDrv;
generated by cgit v1.2.3-18-g5258 (git 2.32.0) at 2024-11-22 07:49:18 +0000