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issue 968 for dev branch

try, try again.

If 'OK' is garbled on sending PC won't receive it.  Both machines will
wait on each other forever.  This resends OK if nothing is heard from PC
for a while to avoid this bad case.
pull/1/head
Dan Royer 10 years ago
parent
commit
9472bbe51d
  1. 17
      Marlin/Marlin_main.cpp

17
Marlin/Marlin_main.cpp

@ -376,6 +376,7 @@ const int sensitive_pins[] = SENSITIVE_PINS; // Sensitive pin list for M42
//Inactivity shutdown variables //Inactivity shutdown variables
static unsigned long previous_millis_cmd = 0; static unsigned long previous_millis_cmd = 0;
static unsigned long previous_millis_ok = 0;
static unsigned long max_inactive_time = 0; static unsigned long max_inactive_time = 0;
static unsigned long stepper_inactive_time = DEFAULT_STEPPER_DEACTIVE_TIME*1000l; static unsigned long stepper_inactive_time = DEFAULT_STEPPER_DEACTIVE_TIME*1000l;
@ -645,6 +646,7 @@ void loop()
else else
{ {
SERIAL_PROTOCOLLNPGM(MSG_OK); SERIAL_PROTOCOLLNPGM(MSG_OK);
previous_millis_ok = millis();
} }
} }
else else
@ -3155,12 +3157,13 @@ Sigma_Exit:
} }
} }
else if (servo_index >= 0) { else if (servo_index >= 0) {
SERIAL_PROTOCOL(MSG_OK); SERIAL_PROTOCOL(MSG_OK);
SERIAL_PROTOCOL(" Servo "); SERIAL_PROTOCOL(" Servo ");
SERIAL_PROTOCOL(servo_index); SERIAL_PROTOCOL(servo_index);
SERIAL_PROTOCOL(": "); SERIAL_PROTOCOL(": ");
SERIAL_PROTOCOL(servos[servo_index].read()); SERIAL_PROTOCOL(servos[servo_index].read());
SERIAL_PROTOCOLLN(""); SERIAL_PROTOCOLLN("");
previous_millis_ok = millis();
} }
} }
break; break;
@ -3235,6 +3238,7 @@ Sigma_Exit:
SERIAL_PROTOCOL(" d:"); SERIAL_PROTOCOL(" d:");
SERIAL_PROTOCOL(unscalePID_d(bedKd)); SERIAL_PROTOCOL(unscalePID_d(bedKd));
SERIAL_PROTOCOLLN(""); SERIAL_PROTOCOLLN("");
previous_millis_ok = millis();
} }
break; break;
#endif //PIDTEMP #endif //PIDTEMP
@ -3525,6 +3529,7 @@ case 404: //M404 Enter the nominal filament width (3mm, 1.75mm ) N<3.0> or disp
SERIAL_ECHO_START; SERIAL_ECHO_START;
SERIAL_ECHOLNPGM(MSG_ZPROBE_ZOFFSET " " MSG_OK); SERIAL_ECHOLNPGM(MSG_ZPROBE_ZOFFSET " " MSG_OK);
SERIAL_PROTOCOLLN(""); SERIAL_PROTOCOLLN("");
previous_millis_ok = millis();
} }
else else
{ {
@ -3911,6 +3916,7 @@ case 404: //M404 Enter the nominal filament width (3mm, 1.75mm ) N<3.0> or disp
ClearToSend(); ClearToSend();
} }
void FlushSerialRequestResend() void FlushSerialRequestResend()
{ {
//char cmdbuffer[bufindr][100]="Resend:"; //char cmdbuffer[bufindr][100]="Resend:";
@ -3928,6 +3934,7 @@ void ClearToSend()
return; return;
#endif //SDSUPPORT #endif //SDSUPPORT
SERIAL_PROTOCOLLNPGM(MSG_OK); SERIAL_PROTOCOLLNPGM(MSG_OK);
previous_millis_ok = millis();
} }
void get_coordinates() void get_coordinates()
@ -4352,6 +4359,14 @@ void manage_inactivity(bool ignore_stepper_queue/*=false*/) //default argument s
if( (millis() - previous_millis_cmd) > max_inactive_time ) if( (millis() - previous_millis_cmd) > max_inactive_time )
if(max_inactive_time) if(max_inactive_time)
kill(); kill();
// If 'OK' is garbled on sending PC won't receive it. Both machines will wait on each other forever.
// This resends OK if nothing is heard from PC for a while to avoid this bad case.
if( (millis() - previous_millis_ok) > max_inactive_time/4 ) {
SERIAL_PROTOCOL(MSG_OK);
previous_millis_ok=millis();
}
if(stepper_inactive_time) { if(stepper_inactive_time) {
if( (millis() - previous_millis_cmd) > stepper_inactive_time ) if( (millis() - previous_millis_cmd) > stepper_inactive_time )
{ {

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