diff options
Diffstat (limited to 'cores/arduino')
| -rw-r--r-- | cores/arduino/HardwareSerial.h | 9 | ||||
| -rw-r--r-- | cores/arduino/USBAPI.h | 5 |
2 files changed, 12 insertions, 2 deletions
diff --git a/cores/arduino/HardwareSerial.h b/cores/arduino/HardwareSerial.h index 7dc2aa9..7f4f162 100644 --- a/cores/arduino/HardwareSerial.h +++ b/cores/arduino/HardwareSerial.h @@ -34,12 +34,17 @@ // location from which to read. // NOTE: a "power of 2" buffer size is reccomended to dramatically // optimize all the modulo operations for ring buffers. -#if !(defined(SERIAL_TX_BUFFER_SIZE) && defined(SERIAL_RX_BUFFER_SIZE)) +#if !defined(SERIAL_TX_BUFFER_SIZE) #if (RAMEND < 1000) #define SERIAL_TX_BUFFER_SIZE 16 -#define SERIAL_RX_BUFFER_SIZE 16 #else #define SERIAL_TX_BUFFER_SIZE 64 +#endif +#endif +#if !defined(SERIAL_RX_BUFFER_SIZE) +#if (RAMEND < 1000) +#define SERIAL_RX_BUFFER_SIZE 16 +#else #define SERIAL_RX_BUFFER_SIZE 64 #endif #endif diff --git a/cores/arduino/USBAPI.h b/cores/arduino/USBAPI.h index 2fab957..5837b3e 100644 --- a/cores/arduino/USBAPI.h +++ b/cores/arduino/USBAPI.h @@ -59,11 +59,16 @@ extern USBDevice_ USBDevice; struct ring_buffer; +#ifndef SERIAL_BUFFER_SIZE #if (RAMEND < 1000) #define SERIAL_BUFFER_SIZE 16 #else #define SERIAL_BUFFER_SIZE 64 #endif +#endif +#if (SERIAL_BUFFER_SIZE>256) +#error Please lower the CDC Buffer size +#endif class Serial_ : public Stream { |