Search found 44 matches

by Eddie
Mon Jun 03, 2013 3:48 pm
Forum: LCD Driver and Graphic Framework
Topic: Benchmark SSD1289
Replies: 16
Views: 8886

Re: Benchmark SSD1289

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
by Eddie
Mon Jun 03, 2013 11:59 am
Forum: LCD Driver and Graphic Framework
Topic: HX8347D serial driver
Replies: 4
Views: 3437

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.
by Eddie
Mon May 20, 2013 10:31 pm
Forum: LCD Driver and Graphic Framework
Topic: HX8347D serial driver
Replies: 4
Views: 3437

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 - ...
by Eddie
Mon May 20, 2013 7:39 pm
Forum: LCD Driver and Graphic Framework
Topic: HX8347D serial driver
Replies: 4
Views: 3437

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.

Go to advanced search