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
Search found 2 matches
- Fri Mar 29, 2019 3:19 pm
- Forum: General Discussion and Questions
- Topic: Help writing SPI library (FT813 lcd driver)
- Replies: 9
- Views: 7568
- Thu Mar 28, 2019 8:09 pm
- Forum: General Discussion and Questions
- Topic: Help writing SPI library (FT813 lcd driver)
- Replies: 9
- Views: 7568
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
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