Ask questions and find answers on STM32 microprocessors, including hardware, power, DRAM, flashing, interfacing, device tree, and peripherals.
HI, All.I would like use speaker output in STM32MP157C-EV1. I revised the wiki but there aren't references about how play audio with speaker output. Is it enable speaker output to this board? Is it possible enable this output to play audio?Regards!Al...
i want to increase the RPMsg buffer size as suggested in this thread:https://community.st.com/s/question/0D50X0000AnuE1XSQU/what-is-the-maximum-transmission-interprocessor-bandwidth-on-stm32mp1i already tried the following:On the M4:Changing RPMSG_BU...
While I'm modifying the code of OpenAMP Echo, I found that VIRT_UART_Transmit() fails until host Linux sends any message (like $ echo "A" > /dev/ttyRPMSG0).After Linux send a message everything works as expected.After digging into it a little bit, I ...
ST is please to announce the st-android-9.0.0-2019-09-27 tag compatible with Android 9.0.0 (Pie).Main software component versions : · Android version v9.0.0 (AOSP android-9.0.0_r46 tag)· Kernel version v4.19.49 (AOSP common kernel) + upda...
I designed a PCB using LPDDR3 and STM32MP157AAA3 MPU, but I accidentally found that u does not support, this is not a pit man? Why is this diagram on the DDR instruction manual AN5122, I'm designing it accordingto this. But now pcb has produced how t...
I'am a newbbie on STM32MP1 and linux embedded.I want to use available pins on STM32MP1-DK2 to as buttons input. I want to use CN14 connector pin (1 to 4) as buttons inputs.I've modified the stm32mp157c-dk2.dts adding these lines: buttonkeys { compat...
Hello,I am working on the evaluation board STM32MP157CDk2I am trying to add my code in the main method while loop in order to toogle pins.I added the following code:while (1) { /* USER CODE END WHILE */ HAL_GPIO_TogglePin(atoi(1), GPIO_PIN_1...
How to configure RGB LTDC device tree, can you give an example
Hello,I am working with stm32mp157c-dk2I have read the GPIO related parts in documents and wiki. I have also used GPIO from M4 side.Are the following statements correct ?Discovery board STM32MP157C-DK2 has two types of GPIOs connector:GPIO 40 pins co...
With STM32MP157C-DK2 kit, I am testing U-boot standalone example "hello world" application, it print out some information and then stay in a loop until a key input detected to terminate the application. I found out the example code running for about ...
