Search found 1 match
- Tue Nov 21, 2017 9:11 pm
- Forum: ESP8266 boards
- Topic: LCD 1602 - Library
- Replies: 57
- Views: 103372
Re: LCD 1602 - Library
[quote=mcauser post_id=17129 time=1484406564 user_id=732] Most PCF backpacks have a potentiometer for adjusting the display contrast. It may appear the display isn't working when the contrast is extreme. [/quote] Backlight was turning on/off but spent at least 2 hours messing around with addresses, ...