STM32MP157 SII9022 I2C always busy
I used the i2c4 for sii9022 chip,but it always busy and don't response for hdmi plug in.
Forum Posts
We see dull colours on our LCD, using "modetest" on our custom board, while the colours are bright when the same LCD hangs on the DK2. Are there possible causes we could check? Colour space, gamma correction?
We have made a custom board with an STM32MP157CAD MPU, this board is very similar to the DK2. We have adapted an LCD driver to support our LCD screen, over the DSI interface. It works, both on the DK2 with our own LCD screen, and on our custom board ...
Does STM32MP1 support double framebuffer ?
Hi Support Team,Please help me to get the answers for below questions.1) Does STM32MP1 support double framebuffer ?2) If it supports then how can we allocate memories for two framebuffer ?3) If not then how can we avoid tearing effects using one fram...
What is the process for launching STM32MP157C as a Production Level gateway
Hi,I would like to develop IoT solutions around STM32MP157C-DK2. What is the normal process to launch STM32MP157C based customized board as a IoT gateway. Do we need to go through any certifications?Thanks,Naveen
Resolved! How to debug M4 firmware based on "st_image_core" using the EV1 board?
hello alli have a STM32MP157C-EV1, and I want to build an m4 core development and debugging environment in minimal "st-image-core".M4 firmware created using "STM32CudeIDE" can be debugged in "st-image-weston", but an error occurs in "st-image-core...
Eclipse: undefined reference to
Hi!I am trying to compile a project from several files in Eclipse.Function print_hello() defined in another file N222.Resulting error: undefined reference to `print_hello 'What am I doing wrong? regards Alexander
How to setup Eclipse for for cross compilation and cross debugging?
Os - Ubuntu 16.04, board - STM32MP157C-DK2, language - С
Error: Inconsistency detected by ld.so: dl-lookup.c:
I downloaded, installed and configured Eclipse, Version: 2020-03 (4.15.0), UBUNTU 16.04 LTSWrote a simple program:#include <stdio.h>#include <stdlib.h>int main(void){ printf( "Hello world\n" ); return 1;}compiles without errors :)But, when I run ...
Speed difference between 8 or 16 bit nand flash
Does anyone have some real data on speed difference between 8 or 16 bit Nand flash (with the bootloader and the kernel) on the STM32MP157 ?at bootduring normal operation
The usart1 has issue with PZ6 and PZ7
Hi all, I use PZ7 and PZ6 configure for usart1. But it show some error log.[ 1.633566] stm32mp157-pinctrl soc:pin-controller@50002000: invalid function. [ 1.640375] stm32-usart: probe of 5c000000.serial failed with error -22It's right when II t...
