STM32 MCUs Embedded software

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Forum Posts

Switching/selecting ADC source

Posted on April 26, 2015 at 19:36 I am using Cube generated code, exported to EWARM, running on a Nucleo L053R8 board. My question is how to select the active ADC source outside of the ADC initialization code. For instance, with channel 12 and 13...

joe2399 by Associate II
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  • 8 replies
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handling Boot0 floating input

Posted on April 22, 2015 at 22:03Hello,Unfortunately, we've manufactured a large batch of boards with the STM32F103's BOOT0 pin left floating, and not pulled high or low.  As a reliable fix (besides soldering jumper wires) for this issue, can the Bo...

brianj by Associate II
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  • 11 replies
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USB communication between 2 microcontrollers

Posted on April 23, 2015 at 20:26I have a smt32f3discovery and with him I want to create a ''virtual USB host'' in order to access the endpoints of the other controller. I wonder if this is possible or is there any code or library written for it or ...

esovo1 by Associate II
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STM32F4 Processor Load

Posted on September 19, 2014 at 04:43Hi, Is there a way to measure CPU load on the device? Using IAR EWARM 7.2 if that makes any difference. I did a search but could find anything. The usual cryptic Google returns to adwords. 8--) #freertos #prof...

STMCubeF0 v1.2.1 and CMSIS Drivers question

Posted on April 17, 2015 at 13:06Hi all,I've just downloaded STM32Cube_FW_F0_V1.2.0 and applied latest patched to upgrade is to V1.2.1. I was expecting it to be fully CMSIS compliant, so for example I could use CMSIS compliant USART interface. So I ...

USB keyboard enumeration problem in stm32f429

Posted on April 17, 2015 at 19:50Hi,I have initialized the USB host in full speed configuration. I got USB bus enumeration problem when i tried to connect USB keyboard. Its happening only some of keyboards. Some keyboards are working fine. Pendrive ...