STM32 MCUs Products

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Wake-up STM32F070CBT regularly by timer

Hello guys,I'm using a STM32F070CBT MCU and I need to put it in Stop Mode and wake him up second by second. Looking at the datasheet, I noticed I couldn't use I2C as a wake-up source, and the easiest way to do it would be using GPIO.We've tried to us...

AKäfe.1 by Associate II
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  • 2 replies
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Resolved! LPUART baudrate Error Calculation

Please Provide LPUART baud rate error calculation for the frequency clock above 100 MHz. In Reference manual [LPUART], Only for frequency clock = 100 MHz baud rate error calculations are given. Please Provide frequency other than 100MHz

Alagesan by Associate II
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  • 3 replies
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Resolved! GPIO state in Shutdown mode

Hey there.Iam using a L432KC for a simpe periodic SPI communication with another device.when the communication is done the device is sent to sleep.and then the MCU goes into shutdown mode with HAL_PWR_EnterSTANDBYMode();The problem is that the device...

MSimo.1 by Associate II
  • 1264 Views
  • 3 replies
  • 1 kudos

Resolved! Change all JTAG pins to inputs to prevent read out of RAM?

How safe is it to change all JTAG pins to inputs to prevent read out of RAM in protection level 1?I tried it today and I could no longer connect to the board and dump the RAM. But how safe is it?I read about the Nintendo Game & Watch that use an STM3...

MSipo by Senior II
  • 519 Views
  • 4 replies
  • 0 kudos

STM32F4 discovery board and arduino SPI problem

Hello,I'm trying to establish SPI communication between STM32F4 discovery board with STM32F407 MCU and an Arduino uno. The arduino acts as a master and I'm using it to interface my board(which acts as slave) with the PC since I like arduino uno's ser...

PPopo by Senior
  • 2186 Views
  • 3 replies
  • 0 kudos