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Resolved! STM32F429-Disco board power supply

Posted on January 12, 2017 at 16:35Hello!I have a question about STM32F429-Disco evaluation board. As I see, LD3985 is used to supply the power to all on-board units (MCU, LCD, MEMS, SDRAM and others). But as it is written in LD3985  datasheet, it c...

Resolved! Unable to clear GPIO bits

Posted on January 12, 2017 at 00:31On GPIOG, bits 0 and 1 control a pair of LEDs through external drivers. GPIO_ToggleBits() will set or clear the bits and GPIO_SetBits() will set the bits. However, GPIO_ResetBits() will not clear the bits, nor will...

John Hite by Associate III
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STM32F746 with STemWin 1024x600 LCD and GT811

Posted on January 12, 2017 at 17:29Hi,I'm using the Waveshare Open746I-C Package B based on the STM32F746 development board with uVision 5 firmware development example for STemWin 7 inches 1024x600 LCD with GT811 touch screen interface. The firmware...

STM32F0308 TIM15 PWM

Posted on January 11, 2017 at 22:26I am really stuck on this portion of code..Attempting to run to 12v DC motors from STM32F0308  PINS PA2 = Channel 1 PA3 = Channel 2 of TIMER TIM15.I want to be able to do the following for each output - TURN on or ...

vendor by Associate II
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I2C_Write & I2C_Read API for STM32F103

Posted on October 29, 2014 at 08:06In some examples of using the STM32F103 board, it is used the I2C_Write() & I2C_Read() functions. But in STM32F10x StdPeriph Library, this functions is not defined. Thanks Christian. #stm32f103

cnhx27 by Associate III
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Resolved! STM32f373 internal RTC with LSI clock

Posted on January 11, 2017 at 12:21Hello,I am using LSI clock(40KHz) as the RTC clock source and enabled the LSI using the RCC_LSICmd(ENABLE);I configured the RTC registers and the time is leading to the real time.Initialised the RTC:RTC_InitStruct....

STM32F4-Disco USB MSC HOST

Posted on August 05, 2014 at 18:51 Hello everyone. I have a strange problem. Downloaded USB-Host-Device v2.1.0 library. I then started an example, set correct pinout for VBUS on F4-Discovery (PC0). USB MSC host works in FS mo...

tm3341 by Associate II
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Resolved! Can't initalize data in bank2 at flash time.

Posted on January 10, 2017 at 11:11Hi,I'm trying to put some data in bank2 of an stm32L152ZET6. This data is initialized like this:__attribute__((__section__('.arrayFlash')))         uint32_t flashData[200] = { 8, 8 , 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, ...

JulienD by Senior
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Waiting for spi MISO pin change after ADC conversion

Posted on November 22, 2016 at 22:35* Have had to add text here again. Posted it last night from my tablet and this morning the post has ''no text'' ! *Anyway, I'm trying to read an AD7190 with STM32F7 via SPI2.Using HAL library ver 1.5.1The issue i...

AndyJT by Associate III
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