STM32 MCUs products

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New possibilities for the ultra-low power segment!

STM32U0 is the first Cortex-M0+ with a static consumption of only 160 nA in standby mode with RTC (Real-Time Clock) and 16 nA in shutdown. It also achieves 118 points in CoreMark and targets SESIP level 3 and PSA level 1 focusing on firmware code pro...

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Resolved! STM32G431: No FDCAN interrupts

I have two STM32 micros connected via CAN transceivers.  The sending unit is transmitting without issue, as evidenced by measuring both the CANH/CANL bus wires, as well as the CAN_RX/CAN_TX logical wires on the transmitter.  I did have to slow the bu...

Brian H by Senior
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No output on peripheral spi device

I'm trying to control a LTC-2668 dac device, through the spi interface. The dac opperates on mode 00 and spi commands are 24 bits long. The chip select pin is manually toggledThe thing is that even though the STM produces the correct output signals, ...

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Resolved! STM32U575 PWR_S3WU IRQ

I am developing an application for the STM32U575, and am currently testing on the Nucleo-U575ZI-Q. As per the reference manual (Rev. 4) Section 10.9 PWR Interrupts, Table 110 Note 1: "The PWR_S3WU interrupt is generated only when the device is in Sto...

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r-drage by Associate II
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  • 6 replies
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Uart bulk data transfer

Helloi need some help in transfering 24 bit 3 channel adc captured data via uart. SPI based ADC sampling rate is 4ksps i.e. I get dataready interrupt at every 256usec . The total bits per second would be then 4000x9x8 equals 288000.Can anyone help me...

prsh by Associate II
  • 361 Views
  • 2 replies
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STM32H5 GPIO toggling performance

I use STM32H562 and/or STM32H503 (nucleo board). When try in loop only this line: while (1) {   GPIOB->ODR ^= GPIO_PIN_6;     } The frequency on pin is only 12.5 mhz. I use external quartz 8mhz (and 24mhz on nucleo) I config  to 250mhz (with build...

Brussl by Associate II
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  • 19 replies
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Resolved! ADC3 data DMA transfer error

Hello members,I have problem with functionality of DMA data stream for ADC3 peripheral. I have H743ZIT controller. ADC1 with DMA is fully and properly working for each channel. I have placed ADC data array to RAM_D2 section for ADC1. For ADC3 I have ...

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sagit by Associate II
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  • 8 replies
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