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Resolved! external clock mode problem

Posted on October 22, 2017 at 07:26Hello.I use stm32f107vct6 and use this code for external mode for timer 3  RCC_APB1PeriphClockCmd(RCC_APB1Periph_TIM3 ,ENABLE); RCC_APB2PeriphClockCmd(RCC_APB2Periph_GPIOA|RCC_APB2Periph_AFIO, ENABLE);GPIO_InitType...

STM32F103 Uart 921600 System Hangup

Posted on October 20, 2017 at 17:33I am using STM32F103ZF with Keil RTX RTOS on it. I have a UART configured at 921600 baud. I am sending about 2000 bytes a second and receive about 200 bytes every 5 second. What I am observing is I can transmit fin...

STM32F4 SPI DMA Unexpected Overrun Error

Posted on October 17, 2017 at 01:30Hi everyone!I'm working with an external IC which must be read with a 'burst transfer'.I have to receive 122 half words (16 bit spi transfers), so I use an SPI DMA reception.When I configure a buffer in my code as ...

RTC cause main code stop working

Posted on October 21, 2017 at 01:06I was running RTC with stm32f051. I use cmsis and using LSE(32.768 khz) for rtc.I use this code for setup rtc with alarm . when interrupt of rtc is running the other section of code stop working but the interrupt r...

STM32F4 DMA REQ and ACK for External DMA

Posted on October 21, 2017 at 02:13I'm trying to interface my STM32F407 MCU with a peripheral device that has independent DMA/MPU interfaces. The MPU interface is available in two modes (68 and 80) and the data bus width is available in 8-bit and 16...

Zaher by Senior II
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Microcontroller as a Slave

Posted on May 19, 2015 at 09:41   I want to set up an EtherCAT Network, First I have installed IgH EtherCAT Master in my PC (Ubuntu 14.04) and RTAI 4.1 as RTOS Can I use microcontroller such as STM32 as a slaveThanks in advance

zeydrjeb by Associate
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an4666 application note timers

Posted on October 21, 2017 at 18:33The original post was too long to process during our migration. Please click on the attachment to read the original post.

con3 by Senior
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USB OTG with STM32CubeF4

Posted on October 21, 2017 at 14:56Hi allI am using the STM32F429ZE microcontroller with STM32CubeF4 (V1.16.0) library. For my next project I need to switch between USB device and host mode. (Depends if a host/device is connected.)The hardware has a...