STM32 MCUs Boards and hardware tools

Ask questions and find answers on STM32 hardware set-ups, including schematic-related challenges, debugging probes, power configurations, and more.

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CAD Model for STM32H743 EVAL kit

Hi, Currently using a STM32H743X Eval kit ...it has the 6" screen on it.  I've check in the CAD files for the EVAL kit but its got the gerbers BOM ect.. but no complete CAD ... as in something we can import into solidworks , so were able to model bit...

Brushless motor driver

Hello, I have a Brushless motor driver PCBA quantity of 70 such drivers and according to their original designThere are 3 units of THT Electrolytic capacitor 100V 220uf on itAnd it has 6 units of Power Mosfet 100V 107ABecause it is 100V, it can be us...

Resolved! Reference Voltage always reads as 0xFFFF

I am using NUCLEO-U031R8 board and MCU is STM32UO31R8while reding reference voltage by using below code #define VREFINT_CAL_ADDR ((uint16_t*) (0x1FFF6EA4UL)) ADC1_COMMON->CCR |= ADC_CCR_VREFEN; uint16_t Internal_voltage_reference = (uint16_t)*VREFI...

Masud by Associate
  • 273 Views
  • 1 replies
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Do STLINK-V3 have a power output?

I have a STLINK-V3SET and I'm trying to comunicate with a STM32F103C8T6 (Blue Pill). I'm sucessful only when the board is externally powered by it's USB port. The STLINK-V3SET SWD or JTAG connectors have a T_VCC pin, which I now realized are an input...

roitav_1-1724329721339.png roitav_2-1724329831411.png roitav_0-1724329522418.png
roitav by Associate
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  • 4 replies
  • 2 kudos

STM32F373CCT6 power supply question

found that the VDDSD pin is in the state of 2.5V during the test, when I removed the stm32f373 from the PCB, the voltage at the pad is 3.3v ,but when I soldered the chip back on, it was about 2.5V again,I would appreciate it if you could help 

mosscool_0-1741264569175.png mosscool_1-1741264589460.png
mosscool by Associate II
  • 807 Views
  • 10 replies
  • 0 kudos