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Added M42 to control non used pins example: M42 P23 S255

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blddk 2011-08-02 23:50:10 +03:00
parent 563c90f6ff
commit ef66ecf5f1
1 changed files with 26 additions and 0 deletions
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26
Sprinter/Sprinter.pde
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@ -43,6 +43,7 @@
// M27 - Report SD print status
// M28 - Start SD write (M28 filename.g)
// M29 - Stop SD write
// M42 - Set output on free pins, on a non pwm pin (over pin 13 on an arduino mega) use S255 to turn it on and S0 to turn it off. Use P to decide the pin (M42 P23 S255) would turn pin 23 on
// M81 - Turn off Power Supply
// M82 - Set E codes absolute (default)
// M83 - Set E codes relative while in Absolute Coordinates (G90) mode
@ -721,6 +722,31 @@ inline void process_commands()
//savetosd = false;
break;
#endif
case 42: //M42 -Change pin status via gcode
if (code_seen('S'))
{
int pin_status = code_value();
if (code_seen('P') && pin_status >= 0 && pin_status <= 255)
{
int pin_number = code_value();
for(int i = 0; i < sizeof(sensitive_pins); i++)
{
if (sensitive_pins[i] == pin_number)
{
pin_number = -1;
break;
}
}
if (pin_number > -1)
{
pinMode(pin_number, OUTPUT);
digitalWrite(pin_number, pin_status);
analogWrite(pin_number, pin_status);
}
}
}
break;
case 104: // M104
if (code_seen('S')) target_raw = temp2analogh(code_value());
#ifdef WATCHPERIOD