Hello, I improved SSD1289 driver performance using FSMC and DMA on STM32F4. Also added backlight control using PWM output.
Tested on STM32F4 Discovery and TFT LCD HY32C.
Benchmark:
FSMC DMA off - 6 Mpix/sec
FSMC DMA on - 17 Mpix/sec
Eddie
Search found 44 matches
- Mon Jun 03, 2013 3:48 pm
- Forum: LCD Driver and Graphic Framework
- Topic: Benchmark SSD1289
- Replies: 16
- Views: 16549
- Mon Jun 03, 2013 11:59 am
- Forum: LCD Driver and Graphic Framework
- Topic: HX8347D serial driver
- Replies: 4
- Views: 6390
Re: HX8347D serial driver
I work as programmer camera inspection applications in Labview - http://ni.com/vision
Arm processors programing is only hobby for me.
Arm processors programing is only hobby for me.
- Mon May 20, 2013 10:31 pm
- Forum: LCD Driver and Graphic Framework
- Topic: HX8347D serial driver
- Replies: 4
- Views: 6390
Re: HX8347D serial driver
Hello Tectu, thanks for the compliment, I am newbie in Chibios. I used the already published drivers and examples. Of course, I agree with the including into the repository. Display interface setting: IM3 IM2 IM1 IM0 Interface 0 1 1 - 4-wire serial interface RESET - PB8 RS(DNC) - PB9 CS - PA4 SCL - ...
- Mon May 20, 2013 7:39 pm
- Forum: LCD Driver and Graphic Framework
- Topic: HX8347D serial driver
- Replies: 4
- Views: 6390
HX8347D serial driver
Hi, I have a display with driver HX8347D.
I wrote to him driver for chibios/gfx, functional version is attached.
I tested:
benchmark: 2,4 Mpix/s
screen orientation
It may be useful to someone.
I wrote to him driver for chibios/gfx, functional version is attached.
I tested:
benchmark: 2,4 Mpix/s
screen orientation
It may be useful to someone.