4700 Backlight Control

From embeddedTS Manuals

A PWM signal on this line is used to control the brightness of the LCD backlight. In the ts4700.subr file we implement several commands for controlling this backlight.

 backlight_on()
 backlight_off()
 backlight_low()
 backlight_medium()
 backlight_high() 

See #DIO for more information on MFP_85 and the CPU GPIO.