LCD12864 startup issues July 07, 2019 06:25AM |
Registered: 7 years ago Posts: 126 |
Re: LCD12864 startup issues July 07, 2019 06:56AM |
Admin Registered: 13 years ago Posts: 7,001 |
Re: LCD12864 startup issues July 07, 2019 07:43AM |
Registered: 7 years ago Posts: 126 |
Quote
Dust
32bit boards talk to fast to some lcd controllers (not all GLCD's are equal)
play with ST7920_DELAY_1 ST7920_DELAY_2 and ST7920_DELAY_3
add to configuration.h
#define ST7920_DELAY_1 DELAY_NS(600)
#define ST7920_DELAY_2 DELAY_NS(750)
#define ST7920_DELAY_3 DELAY_NS(750)
and up the numbers till it works
Re: LCD12864 startup issues July 08, 2019 05:00PM |
Registered: 7 years ago Posts: 126 |
Re: LCD12864 startup issues July 15, 2019 03:03PM |
Registered: 7 years ago Posts: 45 |
Re: LCD12864 startup issues July 15, 2019 04:55PM |
Registered: 10 years ago Posts: 14,672 |