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added individual pullup setting option to have finer control in case there is a special z-min sensor, for example

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This commit is contained in:
Bernhard 2012-06-02 13:47:50 +02:00
parent e792d62f47
commit 0e5e249ab5
2 changed files with 54 additions and 38 deletions
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21
Marlin/Configuration.h
View file

@ -127,9 +127,28 @@
//=============================Mechanical Settings=========================== //=============================Mechanical Settings===========================
//=========================================================================== //===========================================================================
// Endstop Settings // corse Endstop Settings
#define ENDSTOPPULLUPS // Comment this out (using // at the start of the line) to disable the endstop pullup resistors #define ENDSTOPPULLUPS // Comment this out (using // at the start of the line) to disable the endstop pullup resistors
#ifndef ENDSTOPPULLUPS
// fine Enstop settings: Individual Pullups. will be ignord if ENDSTOPPULLUPS is defined
#define ENDSTOPPULLUP_XMAX
#define ENDSTOPPULLUP_YMAX
#define ENDSTOPPULLUP_ZMAX
#define ENDSTOPPULLUP_XMIN
#define ENDSTOPPULLUP_YMIN
//#define ENDSTOPPULLUP_ZMIN
#endif
#ifdef ENDSTOPPULLUPS
#define ENDSTOPPULLUP_XMAX
#define ENDSTOPPULLUP_YMAX
#define ENDSTOPPULLUP_ZMAX
#define ENDSTOPPULLUP_XMIN
#define ENDSTOPPULLUP_YMIN
#define ENDSTOPPULLUP_ZMIN
#endif
// The pullups are needed if you directly connect a mechanical endswitch between the signal and ground pins. // The pullups are needed if you directly connect a mechanical endswitch between the signal and ground pins.
const bool X_ENDSTOPS_INVERTING = true; // set to true to invert the logic of the endstops. const bool X_ENDSTOPS_INVERTING = true; // set to true to invert the logic of the endstops.
const bool Y_ENDSTOPS_INVERTING = true; // set to true to invert the logic of the endstops. const bool Y_ENDSTOPS_INVERTING = true; // set to true to invert the logic of the endstops.

71
Marlin/stepper.cpp
View file

@ -659,51 +659,48 @@ void st_init()
#endif #endif
//endstops and pullups //endstops and pullups
#ifdef ENDSTOPPULLUPS
#if X_MIN_PIN > -1 #if X_MIN_PIN > -1
SET_INPUT(X_MIN_PIN); SET_INPUT(X_MIN_PIN);
#ifdef ENDSTOPPULLUP_XMIN
WRITE(X_MIN_PIN,HIGH); WRITE(X_MIN_PIN,HIGH);
#endif #endif
#if X_MAX_PIN > -1 #endif
SET_INPUT(X_MAX_PIN);
WRITE(X_MAX_PIN,HIGH); #if Y_MIN_PIN > -1
#endif SET_INPUT(Y_MIN_PIN);
#if Y_MIN_PIN > -1 #ifdef ENDSTOPPULLUP_YMIN
SET_INPUT(Y_MIN_PIN);
WRITE(Y_MIN_PIN,HIGH); WRITE(Y_MIN_PIN,HIGH);
#endif #endif
#if Y_MAX_PIN > -1 #endif
SET_INPUT(Y_MAX_PIN);
WRITE(Y_MAX_PIN,HIGH); #if Z_MIN_PIN > -1
#endif SET_INPUT(Z_MIN_PIN);
#if Z_MIN_PIN > -1 #ifdef ENDSTOPPULLUP_ZMIN
SET_INPUT(Z_MIN_PIN);
WRITE(Z_MIN_PIN,HIGH); WRITE(Z_MIN_PIN,HIGH);
#endif #endif
#if Z_MAX_PIN > -1 #endif
SET_INPUT(Z_MAX_PIN);
#if X_MAX_PIN > -1
SET_INPUT(X_MAX_PIN);
#ifdef ENDSTOPPULLUP_XMAX
WRITE(X_MAX_PIN,HIGH);
#endif
#endif
#if Y_MAX_PIN > -1
SET_INPUT(Y_MAX_PIN);
#ifdef ENDSTOPPULLUP_YMAX
WRITE(Y_MAX_PIN,HIGH);
#endif
#endif
#if Z_MAX_PIN > -1
SET_INPUT(Z_MAX_PIN);
#ifdef ENDSTOPPULLUP_ZMAX
WRITE(Z_MAX_PIN,HIGH); WRITE(Z_MAX_PIN,HIGH);
#endif #endif
#else //ENDSTOPPULLUPS #endif
#if X_MIN_PIN > -1
SET_INPUT(X_MIN_PIN);
#endif
#if X_MAX_PIN > -1
SET_INPUT(X_MAX_PIN);
#endif
#if Y_MIN_PIN > -1
SET_INPUT(Y_MIN_PIN);
#endif
#if Y_MAX_PIN > -1
SET_INPUT(Y_MAX_PIN);
#endif
#if Z_MIN_PIN > -1
SET_INPUT(Z_MIN_PIN);
#endif
#if Z_MAX_PIN > -1
SET_INPUT(Z_MAX_PIN);
#endif
#endif //ENDSTOPPULLUPS
//Initialize Step Pins //Initialize Step Pins