STM32 MCUs Products

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Volts above VCC are dangerous for the ADC

Hi, I’m using a STM32F407G-DISC1 board which has 3V power supply.An ADC measures output of op amp. Output voltage is clamped with 3.3V Zener diode. Is the additional 0.3 volts above VCC dangerous for the ADC?

AAbd.1 by Associate
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Does STM32G0x1 have a WKUP3 pin?

Referring to RM0444 and DS12232 (referring to STM32G0x1 programming manual and data sheet).In the Low Power section, the RM states that there are five wakeup pins:But in the register section, there is clear mention of WKUP3 (EWUP3 bit in PWR->CR3, WP...

0693W00000Nt4V0QAJ.jpg
SHobb.1 by Associate II
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Reading ADC with STM32H750 Discovery Kit

i want to read out a single ADC (temperature sensor) via polling method and want to display the result on the Display. On the backside of the board are some standard arduino connectors, i used them to connect the temperature sensor (CN7 -> A0 -> PC0 ...

0693W00000QKRjXQAX.png
RHerg.1 by Associate
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  • 1 replies
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STM32 I2C, IsDeviceReady Error

Trying to communicate over I2C but keep getting error when using HAL_I2C_IsDeviceReady(). I am using a device from acconeer (XM132/XE132) which has MCU (STM32G071CBU6). Im gonna communicate the radar on the device (A111). Datasheets for the XM132 dev...

SKvan.1 by Associate
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Resolved! Regarding STM32G431MBTx board flash memory read protection.

Good Morning,I am using STM32 board with on board debugger. I can build the code as well as Flash the code in Flash memory but not able to read the code from flash memory.I want to unlock the STM32 with J-link. Please guide me.In STM32 Level 0, Level...

AWalu.3 by Associate II
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GPIO state Of STM32L071

Hi,I am using STM32L071CBT6 with VDD,VDDA,VDDIO2 supply Voltage of 1.8V , Please refer above image, i am using PB6 as GPIO ,initially it is configured as push-pull output , we are getting 0 to 2V output swing, when we changed GPIO to Open Drain with ...

0693W00000QKT9pQAH.png
SJ.8 by Associate
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