Mon, 16 Feb 2015 19:52:42 +0100
Added more precision to the unit low and high black window margins. Switched to PID routine from Pid without a PhD. The PID compute routine is now in the one second loop. The switch delay times are now in seconds, 0..720.
#ifndef LCD_PCF8574_H #define LCD_PCF8574_H #ifdef HAVE_WIRINGPI_H // Defines for the pcf8574 Pi LCD interface board #define AF_BASE 100 #define AF_RS (AF_BASE + 0) #define AF_RW (AF_BASE + 1) #define AF_E (AF_BASE + 2) #define AF_BACKLIGHT (AF_BASE + 3) #define AF_DB4 (AF_BASE + 4) #define AF_DB5 (AF_BASE + 5) #define AF_DB6 (AF_BASE + 6) #define AF_DB7 (AF_BASE + 7) void setBacklight (int); int initLCD (int, int); #endif #endif