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stm32f407 -- PINRSTF is set after power cycle

Posted on January 23, 2018 at 14:43Should the NRST external reset (PINRST) be set on an STM32F407 after a power reset?I want to be able to count the number of each type of resets in my code. The problem that I have is that the NRST pin reset is alwa...

dibs by Associate II
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I2C comm issue between MCUs

Posted on January 23, 2018 at 12:57Hi,I am using I2C to send data between two STM32F4 MCUs with the same MCU working as a Master always. The master MCU controls a display and sends the slave a massage just when the user changes a parameter.I am usin...

DMA with ADC Injected mode/stm32f4

Posted on January 19, 2018 at 15:52hello, I'm working with the stm32f4-discovery Board , in fact i have a problem using the DMA with an ADC 'injected channel'. I've configured the DMA to transfer the converted data from the injected data register 'J...

stm32cubemx V4.23.0 bug report.

Posted on December 18, 2017 at 07:18when used the 103 series MCU,  the SWD port will been disabled in follow step.1) enable the SWD interface. 2) enable tim3 CH1 PWM function and remapping the output pin to PB4. 3) when the tim3 init code run to __H...

Bruno Hu by Associate II
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IAP jump to APP, but it don't work.HELP!!!

Posted on January 17, 2018 at 11:38Hi,I was doing IAP&App in STM32F030rc. When I finish IAP and APP, and run from IAP to jump to APP, it can not be realized. I have try many ways, but useless. Please help me, I have waste a lot of time for this func...

Resolved! Error[Li005]: no definition for ''HAL_CRC_Init''

Posted on January 23, 2018 at 02:24I want to add crc function in STM32F030RC, so I add HAL_CRC_Init, and related functions. But there is always 'no definition for 'HAL_CRC_Init'' error when link. I have include 'stm32f0xx_hal.h','stm32f0xx_hal_crc.h...

STM32F0 let IAP jump to APP1 or APP2

Posted on January 22, 2018 at 04:39I want to realize a OTA function that IAP jump to APP1 or APP2. But I have a doubt whether need I to generate two APPs for OTA, because the APP1 and APP2's vecotor is different(If my customer has done lots of OTA, ...