tag:blogger.com,1999:blog-7217848554003301149.post1290715726712394474..comments2024-02-12T00:06:05.306-08:00Comments on BITX Hacks: Dimming the Raduino DisplayAshhar Farhanhttp://www.blogger.com/profile/07932711010920453477noreply@blogger.comBlogger1125tag:blogger.com,1999:blog-7217848554003301149.post-53472512487223946442018-01-28T09:20:17.277-08:002018-01-28T09:20:17.277-08:00On one of my projects, I used PWM on the Arduino t...On one of my projects, I used PWM on the Arduino to dim the display. Put an NPN transistor in the ground side of the backlight, connect base of transistor to the PWM through a 4.7k resistor.wb8nbshttps://www.blogger.com/profile/08854317965088192053noreply@blogger.com