Merge pull request #647 from shaggythesheep/newfeature-M226

Implement M226 - GCode Initiated Pause
This commit is contained in:
ErikZalm 2013-11-10 07:27:01 -08:00
commit 24d1f480b6

View file

@ -139,6 +139,7 @@
// M218 - set hotend offset (in mm): T<extruder_number> X<offset_on_X> Y<offset_on_Y>
// M220 S<factor in percent>- set speed factor override percentage
// M221 S<factor in percent>- set extrude factor override percentage
// M226 P<pin number> S<pin state>- Wait until the specified pin reaches the state required
// M240 - Trigger a camera to take a photograph
// M250 - Set LCD contrast C<contrast value> (value 0..63)
// M280 - set servo position absolute. P: servo index, S: angle or microseconds
@ -2156,6 +2157,57 @@ void process_commands()
}
}
break;
case 226: // M226 P<pin number> S<pin state>- Wait until the specified pin reaches the state required
{
if(code_seen('P')){
int pin_number = code_value(); // pin number
int pin_state = -1; // required pin state - default is inverted
if(code_seen('S')) pin_state = code_value(); // required pin state
if(pin_state >= -1 && pin_state <= 1){
for(int8_t i = 0; i < (int8_t)sizeof(sensitive_pins); i++)
{
if (sensitive_pins[i] == pin_number)
{
pin_number = -1;
break;
}
}
if (pin_number > -1)
{
st_synchronize();
pinMode(pin_number, INPUT);
int target;
switch(pin_state){
case 1:
target = HIGH;
break;
case 0:
target = LOW;
break;
case -1:
target = !digitalRead(pin_number);
break;
}
while(digitalRead(pin_number) != target){
manage_heater();
manage_inactivity();
lcd_update();
}
}
}
}
}
break;
#if NUM_SERVOS > 0
case 280: // M280 - set servo position absolute. P: servo index, S: angle or microseconds