Ask questions and find answers on STM32 microprocessors, including hardware, power, DRAM, flashing, interfacing, device tree, and peripherals.
Hi,I am building my STMP157 board using the reference of "STMP15X-SOM" of Olimex. In that the RAM used is K4B4G1646D-BYK0, but I am unable to find the part number in online store. Can you please help me in finding the different RAM which can be used ...
Hello. I am trying to get a custom design using STM32MP135F to boot.Unlike the DK, it does not use I2C busses, and I2C is not listed in the DTS files as created by STM32CubeMX.I follow the wiki "How to compile the device tree with developer package" ...
I'm trying to install the distribution package but I'm at the point of the proxy issues and I don't know what to do. sudo apt-get update sudo apt-get install corkscrew git config --replace-all --global core.gitproxy "$HOME/bin/git-proxy.sh" git con...
Hello,I am developing on the STM32MP131FAE board in a bare-metal environment.This chip does not have internal Flash, so I am planning to load a bin file from external Flash at initial boot.The Flash will store two bootloaders and two main firmware im...
I have a small micro that needs to run before the MP157 is active. The voltage coming gin is 5V, but I need 3.3V. Is there an always-on LDO in the STPMIC1 for such purpose? I assume the internal LDO is not te be used?Do I need to program the voltage ...
Is there a way to build only optee, etc. up to the level of u-boot?It would help to ease board bringup, checking the dts effects, do some basic testing. Regards,Roland
Hi all,I'd like to move the USB HID/CDC function, implemented in the Ux_Host_HID_CDC_ACM sample, from TypeC OTG port to USB host port.Does it make sense?I started to create a usb_host.c based on usb_otg.c, changing the OTG into the USB Port1 referenc...
i am using stm32mp157d-dk1 and i am using virtual box and i want to make a gui using c++which application should i use so that i can access the adc and dac in linux.using arm cotrex a7 can i access/control the adc and dac. for example when I click a ...
I'm buildning my own computer by using STM32MP151AAC3.I'm going to draw lines for the HDMI connector. I have one question: Can I transfer sound via the HDMI cable? For example if I run OpenSTLinux onto the STM32MP151AAC3 processor, and then I connect...
Hi all,I'm writing a USB composite device support (baremetal) for MP135: it must support a custom interface and a CDC profile. Now I'm testing the CDC side connecting the USB cable with a PC: Windows mounts correctly a virtual serial port and I open ...
