Search found 2 matches

by okideveloper
Fri Mar 29, 2019 3:19 pm
Forum: General Discussion and Questions
Topic: Help writing SPI library (FT813 lcd driver)
Replies: 9
Views: 878

Re: Help writing SPI library (FT813 lcd driver)

I got it. I did realize i have to send dummy byte and then one more byte for read 0x7c.

So after activate FT813 , I have to send [0x30, 0x20, 0x00, 0x00, 0x00] for reading x7C

Oki
by okideveloper
Thu Mar 28, 2019 8:09 pm
Forum: General Discussion and Questions
Topic: Help writing SPI library (FT813 lcd driver)
Replies: 9
Views: 878

Re: Help writing SPI library (FT813 lcd driver)

Hi,
Your code is looks like same code as you posted at the beginning.
I am still get 74. Not 124.
Could you please send me osciloscope screen capture right Chip ID query.

Thanks

OkiDeveloper