diff options
| author | Alessandro Ranellucci <aar@cpan.org> | 2011-09-17 14:54:39 +0200 |
|---|---|---|
| committer | Alessandro Ranellucci <aar@cpan.org> | 2011-09-17 14:54:39 +0200 |
| commit | 205d115002a18c7c9ccd8dc2aed388196772fadb (patch) | |
| tree | 600392151bc64758269c90d27a42bcd729702d57 /Sprinter/Sprinter.pde | |
| parent | f2d626836e07effe5dfa8d1b1a06b735a565bb42 (diff) | |
Signal an optional ALARM_PIN when reaching MAXTEMP
Alarm signal can be dismissed by hard-resetting the board or by sending
a M42 P23 S0 command (where 23 is the ALARM_PIN)
Diffstat (limited to 'Sprinter/Sprinter.pde')
| -rw-r--r-- | Sprinter/Sprinter.pde | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/Sprinter/Sprinter.pde b/Sprinter/Sprinter.pde index cc1434f..f04e374 100644 --- a/Sprinter/Sprinter.pde +++ b/Sprinter/Sprinter.pde @@ -302,6 +302,12 @@ void setup() SET_OUTPUT(FAN_PIN); #endif + //Initialize Alarm Pin + #if (ALARM_PIN > -1) + SET_OUTPUT(ALARM_PIN); + WRITE(ALARM_PIN,LOW); + #endif + //Initialize Step Pins #if (X_STEP_PIN > -1) SET_OUTPUT(X_STEP_PIN); @@ -1465,6 +1471,9 @@ void manage_heater() #ifdef MAXTEMP if(current_raw >= maxttemp) { target_raw = 0; + #if (ALARM_PIN > -1) + WRITE(ALARM_PIN,HIGH); + #endif } #endif #if (TEMP_0_PIN > -1) || defined (HEATER_USES_MAX6675) || defined (HEATER_USES_AD595) |