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make 'wait' optional and mark as workaround

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This commit is contained in:
Wurstnase 2015-04-16 21:42:54 +02:00
parent d69da22f7c
commit b09a957fce
2 changed files with 15 additions and 7 deletions
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4
Marlin/Configuration_adv.h
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@ -374,6 +374,10 @@ const unsigned int dropsegments=5; //everything with less than this number of st
#define MAX_CMD_SIZE 96 #define MAX_CMD_SIZE 96
#define BUFSIZE 4 #define BUFSIZE 4
// Some Hosts doesn't have a timeout for resend a command.
// This is a workaround for them. If your printer sometimes stuck and stop printing this could help.
// #define NO_TIMEOUTS
// @section fwretract // @section fwretract
// Firmware based and LCD controlled retract // Firmware based and LCD controlled retract

18
Marlin/Marlin_main.cpp
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@ -724,16 +724,20 @@ void get_command() {
if (drain_queued_commands_P()) return; // priority is given to non-serial commands if (drain_queued_commands_P()) return; // priority is given to non-serial commands
static millis_t last_command_time = 0; #ifdef NO_TIMEOUTS
millis_t ms = millis(); static millis_t last_command_time = 0;
millis_t ms = millis();
if (!MYSERIAL.available() && commands_in_queue == 0 && ms - last_command_time > 1000) { if (!MYSERIAL.available() && commands_in_queue == 0 && ms - last_command_time > 1000) {
SERIAL_ECHOLNPGM(MSG_WAIT); SERIAL_ECHOLNPGM(MSG_WAIT);
last_command_time = ms; last_command_time = ms;
} }
#endif
while (MYSERIAL.available() > 0 && commands_in_queue < BUFSIZE) { while (MYSERIAL.available() > 0 && commands_in_queue < BUFSIZE) {
last_command_time = ms; #ifdef NO_TIMEOUTS
last_command_time = ms;
#endif
serial_char = MYSERIAL.read(); serial_char = MYSERIAL.read();
if (serial_char == '\n' || serial_char == '\r' || if (serial_char == '\n' || serial_char == '\r' ||