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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STM32F072 TIM1 PWM no output

Posted on January 03, 2018 at 15:32Hi,For few days I am trying to get my PWM generator works under TIM1. I cannot find what is wrong but counter seems to work but no output is available under GPIO_A8 pin.Configuration code looks like:static void MX_...

STM32L4 opamp to ADC constraints

Posted on January 11, 2018 at 17:21Hi,My stm32 opamp characteristics understanding is that- max output current 500µA in normal mode, stand-alone- min output impedance 4kR in normal mode, stand-alone.This last value fairly aligns to considering a se...

STM32L100RC I2C1 SDA pulled constantly low

Posted on March 08, 2016 at 12:55 Hello, I'm having problems with STM32L100RC I2C1 peripheral on PB6 and PB7. The lines are pulled to MCU Vcc with 1k resistors. The problem is that when I configure the PB6 and PB7 as I2C1 pins, the MCU pu...

juho by Associate II
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Resolved! STM32H7 Bug in HAL_SPI_TransmitReceive ?

Posted on September 29, 2017 at 15:22Is there a bug in the HAL driver lib FW 1.1.0 ?Because SPI4 is not supported.In the routine HAL_SPI_TransmitReceive there is a question'if (IS_SPI_HIGHEND_INSTANCE(hspi->Instance)) ...'the else branch is empty/no...

STM32CubeProgrammer EEPROM Write

Posted on January 11, 2018 at 09:11Hi, I have a micro STM32F011F4 and I try to write in EEPROM via SWD but cube programmer shows an error message (also from CLI) how can I write in EEPROM? (STM32 STlink utility works well) Thank youMarco

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cubemx otg drd support

Posted on January 11, 2018 at 11:17Hello,i want to use an USB OTG with an automatic host device detection. CubeMX (L4) doesn't support it and there is only one example for an evaluation board with a display to select the mode (host or device).Is an ...

Problem with firmware upgrade

Posted on January 11, 2018 at 06:10I am using an stm32f3 discovery board. I have been having various problems trying to connect to the board consistently. During an attempt to solve this, I accidentally ran the firmware upgrade (stsw-stlink 007). No...

STM32 IDE

Posted on January 10, 2018 at 10:31Hi, I am just starting a project in STM32.Now we have a confusion on which IDE to select SW4STM32 or Atollic TrueSTUDIO. Recently ST acquires Atollic. Now eventually one of them become obsolete soon.Please share yo...

Zee blue by Associate
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STM32F334R8 Internal Temperature and USART

Posted on January 02, 2018 at 22:59Hi there,Setup:STM32F334R8 on a NUCLEO-F334R8 on a custom PCB with power supply, CAN tranceiver, I2C slaves and RS232 Tranceiver.uVision5 Toolchain and STM32CubeMXProblem: I want to read out the internal temperatur...