STM32 MCUs Products

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Does STM32F103C8 has DAC?

hello all,I am trying to generate SPWM using STM32F103C8, does it require DAC.i am confused help me out of it.Thank in advance

svraj by Associate II
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OV2640 I2C slave address

We are trying to interface OV2640 camera with STM32f769 in our custom board, In OV2640 datasheet the slave address is given as 60 for write operation .For writing initial configuration , below API is used" CAMERA_IO_WRITE(OV2640_I2C_ADR , 0xff, 0x01)...

SNNV by Associate II
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CMSIS driver support ?

Hello,Does anyone knows if ever any stm32 library been ported to CMSIS compatible ?I've seen the following post, but can't download file, and not sure about any other attempt to port HAL to CMSIS. https://community.st.com/s/question/0D50X00009XkcAISA...

ranran by Senior II
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Is there a CMSIS-driver compliant library for STM32 ?

Hello,I wanted to ask if STM32 (actually stm32h7) has any compliance with CMSIS-driver APIs ? (for example, uart cmsis is described here:https://www.keil.com/pack/doc/CMSIS/Driver/html/group__usart__interface__gr.html)I assume the answer is not (afte...

ranran by Senior II
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  • 1 replies
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STM32L071 I2C Slave Mode

Hi Everyone,I am trying to make STM32L071 as I2C slave mode.If someone have any sample code or documents please share.

Vijay1 by Associate II
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Generation of PWM wave with DMA

Hello all,Good day!I am working on a project to drive WS2812B RGB leds using STM32F030R8.These leds needs precisely timed signals of 800KHz. I am using a timer in PWM generation mode with DMA.These leds require each bit of data to be 1.25us long.When...

Jtag failure in stm32l471

Stm workbench shows jtag failure -4 when trying to set two gpio pins to high. One connected to boost conveter(enable) and other to telit modem on off.Is there any other settings I have to do to fix this error.Chip: stm32l471reGpio: port b, pin 0 and ...

SMano by Associate II
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MCU device ID confused!

Q1: ​[RM0008] 31.6.1 MCU device ID code, DBGMCU_IDCODE says,"0x1003 = Revision 1, 2, 3, X or Y". It looks idiot. Does it means you still don't know what your revision is even you have read the DBGMCU_IDCODE​Q2: I have a stm32f10zet6 which is revision...

Cannot switch to PLL1

Hello,I am trying to switch system clock on H743ZI to PPL1. Using following code, it hangs up on checking SWS flag - clock switch begins, but never ends.I have tried setting domain prescalers before or after clock switch. The same for flash latency.I...