I want to know how to use ST33G1M2 .
The ST33xxxx with backside terminal.My question is about this back side terminal .Which is this terminal conect to GND or Vcc.OR ,Is this used open. thankyou.
Forum Posts
Setting GPIO_PUSH_PULL | GPIO_PULL_UP in the DTS
I am using an STM32MP151 in linux (5.4.56) and therefore using the DTS to setup some GPIOs i need.I have difficulties setting up PUSH_PULL | PULL_UP configuration in the DTS for my GPIO, while, after linux has booted, using devmem i am successfull in...
How to transmit structure variables from .h library via the serial port?
I am trying to transmit variables via the uart2 serial port from GY-521(mpu6050) library, however, all my attempts are unsuccessful. typedef init in the main.c:MPU6050_t sensor_data;main.c area to put HAL_UART_Transmit(): while (1) { MPU6050_Read_Al...
Resolved! Ecosystem V4.1.0 WSL Ubuntu20.04 compile yocto failed(st-image-resize-initrd)
hi st expert:I'm updating my yocto version to Ecosystem V4.1.0, but I can not compile suceess in wsl ubuntu20.04, this is error log:log.do_rootfs.23400 as follew:How should this problem be solved? thanks B&RTao
What should I use for an embedded AI module ?
Hi,I am working on the implementation of a AI algorithm in a heat pump. My first choice was the SPEAr320 MPU: it is outdated though, it doesn't have enough resources and any FPU. Which MPU should I choose for this application ? that is to say inferen...
How to Run on Bare Metal RTOS on STM32MP135F-DK Discovery Board?
I recently purchased a STM32MP135F-DK Board to develop a IoT application. I'm slowly learning my way though OpenSTLinux. but for a urgent need i need to develop a hand application demo. the product description says it also supports bare metal RTOS ...
Use STM32MP157 with 4 lanes DSI display
Hi, I'm working with the STM32MP157 and I'm trying to interface it with 4 lanes DSI display. the problem is that the STM32MP157 support only DSI with 2 lanes. In the other hand, I can't program the controller of the display (JD9365DA-H3) to switch wi...
[RPmsg] rpmsg-tty-channel.-1.1024: Trunc buffer from x to y
Hello,I want to send in reliable way messages from M4 core to A7 core (in my case its the HW is STM32MP157 -DK2 ). The problem is that when A7 core is busy, the messages are truncated.The quesiton is how M4 core would know that A7's buffers are full?...
Error: Illegal access to ... when flashing custom board with own configuration/device tree
Hello,I want to upgrade my hardware to new openstlinux kirkstone release november 2022.First test on eval board was successful.I have written custom device tree files and compiling for tf-a, u-boot, fip and kernel is fine.However when I try to flash ...
Resolved! Can't get out of DFU mode.
Hello,Using a custom board loosely based on STM32mp157F-DK2we are using boot0 and boot2 pins.According to documentation,boot mode configuration is as follows;Boot Mode BOOT2 BOOT0Recov/DFU 0 0Nor 0 1Reser...
