STM32 MCUs Products

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Something wrong with SDIO

Posted on November 14, 2017 at 09:39there is something wrong with my stm32f427VI while i'm trying to operate sdio.i am init the sdio interface in pooling mode.after this ,while i call HAL_SD_WriteBlocks.it's return HAL_ERROR.and Error code is 16 Tra...

Xin Yang by Associate II
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SPI with DMA Problem

Posted on November 12, 2017 at 19:59HII have stm32f407 evaluation boardI use SPI with DMA to read/send the valuesin the evaluation board have accelarometer(spi-connect)this is the data i want to send and i shuold be get acc(x,y,z)TX_Buffer[0] = 0xA9...

STM32F4 ADC Impedance Calculation

Posted on November 05, 2017 at 19:38Hey folks!I�m trying to calculate the impedance and current draw of the ADC in an STM32F4 that�s on the Netduino. The data sheet says that the max External Input Impedance is 50K?, but gives the following equation...

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STM32F407 - DMA Double Buffer Mode To/From GPIO

Posted on November 15, 2017 at 02:02Hello All,I am trying to use double buffer mode on one of the GPIO ports - using the timer method; and I've enabled circular DMA mode and have enabled M0AR and M1AR; but when the first transfer takes place; I'm ge...

stcom9174 by Associate II
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STM32F303 Nucleo CAN HAL_TIMEOUT Error

Posted on November 13, 2017 at 09:38Hello,I'm trying to set up CAN on my STM32F303 nucleoy board to send a CAN message but I keep getting HAL_TIMEOUT error from the HAL_CAN_Transmit() function. Here's my code:/** ************************************...

[bug] STM32CubeMX 4.23.0 does not copy startup.s

Posted on November 14, 2017 at 09:44I have selected option for 'STM32 Firmware Library package' -> 'copy only the necessery library files'.I'm using just LL libraries and GPDSC project.All files ware generated without error but no startup file was p...

Resolved! Change Mode of Pin

Posted on November 14, 2017 at 16:40Hey,i have a STMF070CB microcontroller and use one pin for exti and spi-miso.The pin is configured as EXTI as follows:GPIO_InitStruct.Pin = GPIO_PIN_6; GPIO_InitStruct.Mode = GPIO_MODE_IT_RISING; GPIO_InitStruct.S...