diff options
| author | blddk <michael.andresen@gmail.com> | 2011-08-02 23:50:10 +0300 |
|---|---|---|
| committer | blddk <michael.andresen@gmail.com> | 2011-08-02 23:50:10 +0300 |
| commit | ef66ecf5f1bb6c6c6819ee5c90efcb0d09419e71 (patch) | |
| tree | 52c34a1e08378021d3fcde7be639f75a36025899 /Sprinter/Sprinter.pde | |
| parent | 563c90f6ffc172ee671abe634ae87b3c250c7be8 (diff) | |
Added M42 to control non used pins example: M42 P23 S255
Diffstat (limited to 'Sprinter/Sprinter.pde')
| -rw-r--r-- | Sprinter/Sprinter.pde | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/Sprinter/Sprinter.pde b/Sprinter/Sprinter.pde index dde302c..5d40499 100644 --- a/Sprinter/Sprinter.pde +++ b/Sprinter/Sprinter.pde @@ -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 |