STM32 MCUs Products

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Forum Posts

TIM1 - USART1 pin conflict - how to solve?

Posted on May 15, 2017 at 10:43Hello dear forum,I am using F103RC to drive 2 DC motorsThats why I need to use both TIM1 and TIM8However TIM1_CH2 is at the same pin as the USART1_TXI dont use and init USART1_TX pin becouse I only use RX input of USAR...

Resolved! STM32L1 and STM32L4 Series LSE 32,768Khz Startup Problem

Posted on May 03, 2017 at 23:26Hi all,I have 3 boards with 3 different MCUs, one with STM32L053R8T6, one with STM32L152RCT6, and one with STM32L443RCT6.All use same 32,768Khz LSE crystal and 12pF caps. But only STM32L053 works fine when LSE is turne...

Resolved! Can I use HSE oscillator clock for bxCAN?

Posted on April 28, 2017 at 11:37Hi,Currently, I'm working on a project where LCD, Camera and CAN are involved.I'm using STM32F769I-EVAL platform for my work with 'SetupSTM32CubeMX-4.19.0' installation and 'STM32Cube_FW_F7_V1.6.0' firmware package.A...

stm32f uart init bug

Posted on May 13, 2017 at 03:50this   if((Timeout == 0U)||((HAL_GetTick() - Tickstart ) > Timeout))  should be if((Timeout == 0U)||((HAL_GetTick() - Tickstart ) < Timeout))  static HAL_StatusTypeDef USART_WaitOnFlagUntilTimeout(USART_HandleTypeDef *...

Some Issues about STM32F7's USART Peripheral

Posted on May 13, 2017 at 14:48 Hi In the USART chapter of The STM32F7 ref. manual wrote that USART peripheral can reach up to 27Mbps buad rate. so I have some questions about that. First, just the STM32F7's USART can reach to this maximum spee...

HAL I2C bus scan tool

Posted on May 14, 2017 at 14:53silly little nothing that just scans the i2c bus and prints the address of any found devicesoutput should look similar to this:Connected to UART Two Scanning I2C bus: .....................................................

Resolved! How to disable stop mode wakeup sources?

Posted on May 11, 2017 at 04:59Hi,Is there any way to prevent some interrupt sources waking up when in stop mode except the one I want?  I may not know what interrupts are enabled/disabled when entering stop mode (obviously I could check the registe...

Emulation thermal printer using stm32 for windows

Posted on May 14, 2017 at 11:51I am planning to use , stm32 for usb emulation. I just want to create emulation of thermal printer using stm32, in which whenever i connect stm32 in to Window PC , it should detect as thermal printer is connected to wi...

Resolved! Ethernet RMII Rx Error

Posted on May 12, 2017 at 17:16Hi.I am working with the STM32F767 and configuring the Ethernet RMII interface.    The Ethernet PHY has an Rx Error output, and I'm not sure if this must be connected to the STM32.STMCube when configuring the Ethernet ...