Mercurial > mbsePi-apps / file comparison
comparison: mash/lcd-pcf8574.h
mash/lcd-pcf8574.h
- changeset 538
- 6d139c21e22c
- parent 537
- 4eebab50993e
- child 539
- 300b5c4cd977
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| 537:4eebab50993e | 538:6d139c21e22c |
|---|---|
| 1 #ifndef _LCD_PCF8574_H | |
| 2 #define _LCD_PCF8574_H | |
| 3 | |
| 4 | |
| 5 #ifdef HAVE_WIRINGPI_H | |
| 6 /* wiringPi */ | |
| 7 #include <wiringPi.h> | |
| 8 #include <pcf8574.h> | |
| 9 #include <lcd.h> | |
| 10 | |
| 11 | |
| 12 // Defines for the pcf8574 Pi LCD interface board | |
| 13 #define AF_BASE 100 | |
| 14 | |
| 15 #define AF_RS (AF_BASE + 0) | |
| 16 #define AF_RW (AF_BASE + 1) | |
| 17 #define AF_E (AF_BASE + 2) | |
| 18 #define AF_BACKLIGHT (AF_BASE + 3) | |
| 19 #define AF_DB4 (AF_BASE + 4) | |
| 20 #define AF_DB5 (AF_BASE + 5) | |
| 21 #define AF_DB6 (AF_BASE + 6) | |
| 22 #define AF_DB7 (AF_BASE + 7) | |
| 23 | |
| 24 | |
| 25 void setBacklight (int); | |
| 26 int initLCD (int, int); | |
| 27 void mb_lcdPutchar(const int, unsigned char); | |
| 28 void mb_lcdPuts(const int, const char *); | |
| 29 void mb_lcdClear(const int); | |
| 30 | |
| 31 #endif | |
| 32 | |
| 33 #endif |
