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flush rx buffer in case that it was full

This commit is contained in:
PavelSindler 2018-01-15 12:18:21 +01:00
parent 3201fd1538
commit 1d3f6e8be5
1 changed files with 10 additions and 6 deletions
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16
Firmware/cmdqueue.cpp
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@ -368,11 +368,15 @@ void get_command()
bool rx_buffer_full = false; //flag that serial rx buffer is full bool rx_buffer_full = false; //flag that serial rx buffer is full
if (MYSERIAL.available() == RX_BUFFER_SIZE - 1) { //compare number of chars buffered in rx buffer with rx buffer size
MYSERIAL.flush();
SERIAL_ECHOLNPGM("Full RX Buffer"); //if buffer was full, there is danger that reading of last gcode will not be completed
rx_buffer_full = true; //sets flag that buffer was full
}
while (MYSERIAL.available() > 0) { while (MYSERIAL.available() > 0) {
if (MYSERIAL.available() == RX_BUFFER_SIZE - 1) { //compare number of chars buffered in rx buffer with rx buffer size
SERIAL_ECHOLNPGM("Full RX Buffer"); //if buffer was full, there is danger that reading of last gcode will not be completed
rx_buffer_full = true; //sets flag that buffer was full
}
char serial_char = MYSERIAL.read(); char serial_char = MYSERIAL.read();
/* if (selectedSerialPort == 1) /* if (selectedSerialPort == 1)
{ {
@ -529,11 +533,11 @@ void get_command()
} }
//add comment //add comment
if (rx_buffer_full == true && serial_count > 0) { //if rx buffer was full and string was not properly terminated /*if (rx_buffer_full == true && serial_count > 0) { //if rx buffer was full and string was not properly terminated
rx_buffer_full = false; rx_buffer_full = false;
bufindw = bufindw - serial_count; //adjust tail of the buffer to prepare buffer for writing new command bufindw = bufindw - serial_count; //adjust tail of the buffer to prepare buffer for writing new command
serial_count = 0; serial_count = 0;
} }*/
#ifdef SDSUPPORT #ifdef SDSUPPORT
if(!card.sdprinting || serial_count!=0){ if(!card.sdprinting || serial_count!=0){