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added failsafe endstop checking Mcode that can be used for homing

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tonokip 2010-05-12 19:11:30 -07:00
parent c00f11f985
commit 93770c54ed
1 changed files with 12 additions and 2 deletions
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14
Tonokip_Firmware/Tonokip_Firmware.pde
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@ -29,6 +29,7 @@
// M83 - Set E codes relative while in Absolute Coordinates (G90) mode
// M84 - Disable steppers until next move
// M85 - Set inactivity shutdown timer with parameter S<seconds>. To disable set zero (default)
// M86 - If Endstop is Not Activated then Abort Print. Specify X and/or Y
// M92 - Set axis_steps_per_unit - same syntax as G92
//Stepper Movement Variables
@ -322,6 +323,10 @@ inline void process_commands()
code_seen('S');
max_inactive_time = code_value()*1000;
break;
case 86: // M86 If Endstop is Not Activated then Abort Print
if(code_seen('X')) if( digitalRead(X_MIN_PIN) == ENDSTOPS_INVERTING ) kill(3);
if(code_seen('Y')) if( digitalRead(Y_MIN_PIN) == ENDSTOPS_INVERTING ) kill(4);
break;
case 92: // M92
if(code_seen('X')) x_steps_per_unit = code_value();
if(code_seen('Y')) y_steps_per_unit = code_value();
@ -582,8 +587,13 @@ inline void kill(byte debug)
while(1)
{
if(debug == 1) Serial.print("Inactivity Shutdown, Last Line: ");
if(debug == 2) Serial.print("Linear Move Abort, Last Line: ");
switch(debug)
{
case 1: Serial.print("Inactivity Shutdown, Last Line: "); break;
case 2: Serial.print("Linear Move Abort, Last Line: "); break;
case 3: Serial.print("Homing X Min Stop Fail, Last Line: "); break;
case 4: Serial.print("Homing Y Min Stop Fail, Last Line: "); break;
}
Serial.println(gcode_LastN);
delay(5000); // 5 Second delay
}