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Added M84 Timeout for steppers:

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Changed the comment to reflect the updated usage
  Old functionality remains unchanged M84 disables steppers after finishing previous move.
  Added functionality:  M84 S<seconds> adds an inactivity timeout, after which the steppers will be disabled.  If S0, then no timeout (default)
This commit is contained in:
Christopher Keller 2011-05-07 16:01:41 -05:00
parent 3f541055df
commit d0a32823f3
1 changed files with 9 additions and 6 deletions
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15
Tonokip_Firmware/Tonokip_Firmware.pde
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@ -76,7 +76,8 @@ void kill(byte debug);
// M81 - Turn off Power Supply
// M82 - Set E codes absolute (default)
// M83 - Set E codes relative while in Absolute Coordinates (G90) mode
// M84 - Disable steppers until next move
// M84 - Disable steppers until next move,
// or use S<seconds> to specify an inactivity timeout, after which the steppers will be disabled. S0 to disable the timeout.
// 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
@ -173,6 +174,7 @@ int minttemp=temp2analog(MINTEMP);
//Inactivity shutdown variables
unsigned long previous_millis_cmd=0;
unsigned long max_inactive_time = 0;
unsigned long stepper_inactive_time = 0;
#ifdef SDSUPPORT
Sd2Card card;
@ -780,10 +782,8 @@ inline void process_commands()
relative_mode_e = true;
break;
case 84:
disable_x();
disable_y();
disable_z();
disable_e();
if(code_seen('S')){ stepper_inactive_time = code_value()*1000; }
else{ disable_x(); disable_y(); disable_z(); disable_e(); }
break;
case 85: // M85
code_seen('S');
@ -1534,4 +1534,7 @@ inline void kill(byte debug)
}
}
inline void manage_inactivity(byte debug) { if( (millis()-previous_millis_cmd) > max_inactive_time ) if(max_inactive_time) kill(debug); }
inline void manage_inactivity(byte debug) {
if( (millis()-previous_millis_cmd) > max_inactive_time ) if(max_inactive_time) kill(debug);
if( (millis()-previous_millis_cmd) > stepper_inactive_time ) if(stepper_inactive_time) { disable_x(); disable_y(); disable_z(); disable_e(); }
}