STM32 MCUs Products

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LAN8742A_PHY_ADDRESS wrong address

Posted on March 02, 2017 at 15:02I do have the same issue https://community.st.com/0D50X00009XkgMqSAJ  with the code generated for the stm32F2 device.Additionally some values are not correct, below is the value we should have (based on the demo for ...

Adalgiso by Associate II
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CubeMX - FatFS - SDIO not working

Posted on July 09, 2014 at 11:09Hello,I'm trying to make working the fatFS thought SDIO-4bits but I have the same problem on 2 different boards (devkit and custom board with STM32F437).All the code is generated by cubeMX (v4.3, firmware 1.3).The MX_...

campbiel by Associate II
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Resolved! STM32L1xx clear DMA TC / ADC_EOC flags?

Posted on March 09, 2017 at 11:01 Hello! I would like to use the ADC with DMA in order to do the following: - manually start the ADC in (discontinuous) scan mode - sample 3 channels - put the adc result with DMA to some array. - no...

kaloyan by Associate III
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  • 3 replies
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STM32L-Discovery - ITM_SendChar lost chars

Posted on March 12, 2017 at 23:30 Hi, I used to use the ITM_SendChar with STM32F3 Discovery board in the past with no problem. === Now I wanted get an text output from another VCOM-less board - the STM32L-Discovery. I configured the S...

Resolved! ADC synchronization to TRGO2 and TIM break

Posted on March 10, 2017 at 15:03On STM32 F7 I'm using ADC injected conversions triggered by TIM1 TRGO2 signal (OC5 rising).In case TIM1 break2 is triggered what should happen to ADC injected conversions? Will break2 disable all PWM outputs includin...

YCbCr conversion to RGB565

Posted on March 13, 2017 at 09:12Hi I am working on STM32F769i-Eval board.I am getting data in YCbCr and provided to MCUMCU accepts YCbCr data but to display on the LCD, DMA2D converts RGB565 to ARGB8888.Now i need to convert YCbCr data to RGB565 to...

Resolved! STM32L152 ADC with TIMER reads only once

Posted on March 08, 2017 at 11:54Im trying to read a battery voltage with a  STM32L152, using timer 2 to trigger the ADC. I can see Timer 2 running (by toggling a LED in the TMR2 interrupt routine) but my ADC only reads once (when the circuit initia...

ADC use different channels at different time

Posted on March 08, 2017 at 02:42Hi! I got a problem when I was dealing with ADC. I am wondering if I need to use the multichannel at different time, which means I want to start one channel at a time  and get a thousand ADC data then stop ADC,after ...