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SDIO Version 3.0 support in stm32

Posted on May 30, 2017 at 07:53Hello, in the 'reference manual(stm32f207)' describes the SDIO: Full compliance with SD I/O Card Specification Version 2.0: card support for two different databus modes: 1-bit (default) and 4-bit. Will be work SD Class...

alfinikov by Associate III
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i2c write limit using HAL ???

Posted on May 30, 2017 at 06:29Hi, is there a I2C HAL maximum concurrent write limit using HAL_I2C_Master_Transmit?I have a simple macro that is trying to write 4096 zero's to blocks of address and other code blocks and the largerones are giving me ...

benyBoy by Associate II
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How to disconnect USB (MSC device)?

Posted on May 30, 2017 at 06:48I have a MSC device, and is working fine (STM32F407 disco):USBD_Init(&hUsbDeviceFS, &MSC_Desc, DEVICE_FS);USBD_RegisterClass(&hUsbDeviceFS, &USBD_MSC);USBD_MSC_RegisterStorage(&hUsbDeviceFS, &USBD_DISK_fops);USBD_Start...

dani by Associate
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Resolved! Usart4 no TX

Posted on May 15, 2017 at 10:40Hi Forum,I'm using the stm32f091RCt6, (LQFP64) to set up USART4Kind RegardsBob  USART_InitTypeDef USART_InitStructure;  GPIO_InitTypeDef GPIO_InitStructure;  NVIC_InitTypeDef NVIC_InitStructure;  // Enable GPIOC clock ...

stenasc by Senior
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USART INTERRUPT STRING READ ISSUE

Posted on March 06, 2017 at 14:21Hi All,I am working on STM32f103 CB and i am trying to read the RFID tag EM18 using USART1.Whenever the card is waved  on the Reader, i will receive a interrupt on USART receive pin PA10. Can anybody tell how to copy...

Don david by Associate II
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Multiple CAN problems

Posted on May 29, 2017 at 19:30See also my post How to stop HAL_CAN_ErrorCallbackSomething else now. On every CAN receive IRQ the HAL_CAN_TxCpltCallback triggers and nothing has been send. It is because the HAL_CAN_IRQHandler is called by the receiv...

ST-LINK Firmware version : V2J28M18 issue

Posted on May 28, 2017 at 20:47Had been struggle this issue for some time without solution.  Hope some from ST would know this.I am using the AC6 (System Workbench) and using STlink V2 on Nucleo-F411RE.When I started the debugger, will have followin...

Dual regular simultaneous mode with DMA

Posted on May 29, 2017 at 17:16Hello everybody.I want to sample A0 (ADC1) and A1 (ADC2) in the dual regular simultaneous mode (Trigger Timer 2). So I have created a Project with cubemx (Nucleo-F446RE) and HAL-Libary.The Problem is that the conversio...

UART PROBLEM

Posted on May 29, 2017 at 15:26Hi,In my project i want to use two uart in the same card (stm32F4xx), the first UART (UART6) is connected with PC  and the seconde one (UART3) is connected with others cards.It's possible to send via UART3 what i recei...