CMS/Marlin
3
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

Cleanup some fastio code

Browse Source
This commit is contained in:
Scott Lahteine 2017-05-22 13:12:52 -05:00
parent e271521c39
commit ad5638f78c
2 changed files with 9 additions and 8 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

16
Marlin/fastio.h
View File

@ -21,24 +21,24 @@
*/ */
/** /**
* Contributed by Triffid_Hunter, modified by Kliment, extended by the Marlin team * Fast I/O Routines
* Why double up on these macros? see http://gcc.gnu.org/onlinedocs/cpp/Stringification.html * Use direct port manipulation to save scads of processor time.
* Contributed by Triffid_Hunter. Modified by Kliment and the Marlin team.
*/ */
#ifndef _FASTIO_ARDUINO_H #ifndef _FASTIO_ARDUINO_H
#define _FASTIO_ARDUINO_H #define _FASTIO_ARDUINO_H
#include <avr/io.h> #include <avr/io.h>
/**
* Include Ports and Functions
*/
/** /**
* Enable this option to use Teensy++ 2.0 assignments for AT90USB processors. * Enable this option to use Teensy++ 2.0 assignments for AT90USB processors.
*/ */
//#define AT90USBxx_TEENSYPP_ASSIGNMENTS //#define AT90USBxx_TEENSYPP_ASSIGNMENTS
/**
* Include Ports and Functions
*/
#if defined(__AVR_ATmega168__) || defined(__AVR_ATmega328__) || defined(__AVR_ATmega328P__) #if defined(__AVR_ATmega168__) || defined(__AVR_ATmega328__) || defined(__AVR_ATmega328P__)
#include "fastio_168.h" #include "fastio_168.h"
#elif defined(__AVR_ATmega644__) || defined(__AVR_ATmega644P__) || defined(__AVR_ATmega644PA__) || defined(__AVR_ATmega1284P__) #elif defined(__AVR_ATmega644__) || defined(__AVR_ATmega644P__) || defined(__AVR_ATmega644PA__) || defined(__AVR_ATmega1284P__)
@ -65,6 +65,8 @@
* Magic I/O routines * Magic I/O routines
* *
* Now you can simply SET_OUTPUT(PIN); WRITE(PIN, HIGH); WRITE(PIN, LOW); * Now you can simply SET_OUTPUT(PIN); WRITE(PIN, HIGH); WRITE(PIN, LOW);
*
* Why double up on these macros? see http://gcc.gnu.org/onlinedocs/cpp/Stringification.html
*/ */
#define _READ(IO) ((bool)(DIO ## IO ## _RPORT & _BV(DIO ## IO ## _PIN))) #define _READ(IO) ((bool)(DIO ## IO ## _RPORT & _BV(DIO ## IO ## _PIN)))

1
Marlin/fastio_AT90USB-Teensy.h
View File

@ -679,5 +679,4 @@
#define PF7_PWM NULL #define PF7_PWM NULL
#define PF7_DDR DDRF #define PF7_DDR DDRF
#endif // AT90USBxx_TEENSYPP_ASSIGNMENTS Teensyduino assignments
#endif // _FASTIO_AT90USB #endif // _FASTIO_AT90USB