STM32 MCUs Products

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SPI Slave with hardware NSS on STM32F40x

Posted on April 11, 2017 at 19:10Hello,right now I am facing some probems getting my STM32F407 to work as an SPI slave. The SPI is rightly configured and uses a hardware NSS. Furthermore I use HAL Drivers.I checked the transmitted SPI signals with a...

Init of cube MX USB CDC VCP stack

Posted on April 07, 2017 at 15:09Hello,I am using STs USB CDC VCP stack on a STM32L151.Now I have the special case that some time I come to initialize it a second time, ie call MX_USB_DEVICE_Init(); though it is running. This does not take away the ...

mmensch by Associate II
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STM32 draws excessive current after powerup

Posted on April 12, 2017 at 10:05Hi, I have a STM32F302C8T6 Design where about 20% of the devices (out of a of 40 devices) exhibit a rather strange behaviour:1. On some Devices I could measure a Short circuit between VDD and GND which is internal to...

kolberg by Associate
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Resolved! PCM sound to PC -> Stm32f4 microphone

Posted on April 11, 2017 at 10:55Hello!I am using 'STM32Cube_FW_F4_V1.14.0\Projects\STM32F4-Discovery\Examples\BSP' modified example for recording audio. As far as I understand the audio is recorded, converted from PDM to PCM and saved into WrBuffer...

Resolved! DMA UART with HAL remain busy bug

Posted on April 10, 2017 at 12:51Hi everyone,I've been struggling with a problem a few years ago.I want to send data to my computer via uart and to free the mcu, I need it to be done with dma.The problem was, the first transmission worked fine but I...

joachim by Associate II
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STM32F437 ADC GPIO pin config

Posted on April 10, 2017 at 21:07We want to use ADC2 but it is not listed as an altenate function but as an additional function in RM0090. So I was wondering how I should configure the pins.This is what I am guessing is correct:GPIO_StructInit(&GPIO...

John Hite by Associate III
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