STM32 MCUs products

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Resolved! CHOOSE MCU

Hi.I work on BMS. I want a master-slave topology. I want to use 300 slave cards and 1 master card. This BMS is for automotive. I check ST MCU. I guess, The card should be 10-bit I2C. Because I want 300 Slave cards. So, Can you Help me this subject? W...

bngstskn by Associate III
  • 9 replies
  • 7 kudos

Broken Open Drain

Hi,I have a defect on the I2C on a STM32L151CBU6A SDA Pin (PB9). Every external component beside a 4.7k pullup resistor has been removed.The system is running on 3.6 V and if I just let the pin toggle in Push/Pull configuration I am getting a clean 3...

v_g by Associate
  • 3 replies
  • 0 kudos

I2C error recovery

Posted on August 24, 2013 at 12:05Hello,I'm trying to make the STM32L152  I2C communication failure-proof against glitches/short-circuits. There's an API command I2C_SoftwareResetCmd which seems to be the cure, but i can't find any proper example or...

Problem calibrating MSI clock using LSE

Hello, I've been trying to calibrate the system clock of a Nucleo-64 board (STM32l152) using approach proposed in AN3300 to compensate the temperature error. The proposed solution works fine with HSI clock running at 32MHz. At room temperature the op...

VMoro.3 by Associate
  • 2 replies
  • 0 kudos

flash write in stm32H743iit6

hi there,I have a stm32H743iit6 and I wish to write a uint32_t array in it flash. I use sector 6 to 7 of Bank1 to write my array to. first I fill my array with number of 0 to 69 like so for (int i = 0; i < 70; i++)//10 { flash_buffer_W[i]=i; }  a...

Ala by Senior
  • 2 replies
  • 0 kudos

Resolved! STM32L100RC temperature sensor

Does the STM32L100RC have a temperature sensor?RM0038 refers to the temperature sensor in the STM32L1 line of processors. However, the STM32L100RC datasheet only mentions "tempsensor" in table 4 and nothing else anywhere. CubeIDE will allow the tempe...

km by Associate
  • 3 replies
  • 1 kudos