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stm32f4 HSE use bypass clock source bug

Posted on October 27, 2017 at 04:26Cube Version: STM32Cube_FW_F4_V1.17.0When I use bypass clock source for HSE,cube(4.23.0) generate init code:RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_HSI|RCC_OSCILLATORTYPE_LSI |RCC_OSCILLATORTYPE_HSE; ...

liu yong by Associate II
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  • 2 replies
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STM32L4 HAL RTC Clear Alarm flags

Posted on November 30, 2016 at 16:21Hi,The latest release of RTC HAL library (1.6.0) for STM32L4 does not clear the RTC  ALARM interrupt flag.The following code from the function''void HAL_RTC_AlarmIRQHandler(RTC_HandleTypeDef* hrtc)''    /* Clear t...

NUCLEO-F042K6 UART ONLY RECEIVE 1 BYTE

Posted on October 29, 2017 at 12:25Dear CommunityI have a problem with the UART1/2 on the NUCLEO-F042K6 board. I try to read some bytes in polling mode usingHAL_UART_Receive();And i set the size parameter to any number greater than 1 and i only rece...

Storing user data in Flash memory

Posted on October 29, 2017 at 14:39Hello,I use STM32F401RE Nucleo board and Keil MDK5 IDE. In my application I need to store user data in flash memory.The sectors implementation in STM32f401 is as following:Sector 0 0x0800 0000 - 0x0800 3FFF 16 Kbyt...

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MA SH by Associate
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  • 1 replies
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CAN doesn't receive in loopback

Posted on September 19, 2017 at 10:34 Hi all, I have connected CAN driver TAJ1050 to my STM32F469I-Discovery kit on extension port CN12 (pin 9 and 10). I can transmit message which is correctly received in another device (I can see this messag...

Read output state of Timer

Posted on October 28, 2017 at 18:54Hello engineers,could someone help me with one issue? Iam finding way to read output state of timer but unsuccessfull. I have one timer triggered by Comparator. This timer is configured as one pulse and is master f...

marek2399 by Associate II
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  • 6 replies
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Dual port dma?

Posted on October 29, 2017 at 18:45Hey everyone,I'm confused by the an4031 application note on the DMA. It states that only one DMA stream can be active at a point but later on it goes on to say that :Dual AHB-to-APB port:The AHB-to-APB bridge is a ...

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con3 by Senior
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