STM32 MCUs Products

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Forum Posts

I2C interrupt driven communication problem!

Posted on December 11, 2014 at 14:18Hello friends! I'm using I2C1 on a STM32F103CB, according to AN2824 and reference manual. My goal is to use I2C with lower priority interrupts. For that purpose, i dont use ITBUF, but only ITEVT interrupt. The i2c...

atakan by Associate II
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Error while firmware loading

Posted on December 09, 2014 at 12:34Hello allI am working on STM32F4 Discovery board. I loaded a firmware on my board and it worked fine. Now I want to load new firmware which must be overwritten on previous one. When I load it says ''Loading Sectio...

tk446 by Associate
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STM32F103 Standby Mode Resets Processor Immediately

Posted on December 11, 2014 at 10:04Hello,I'm trying to use the STANDBY low power mode on the STM32F103. I have verified that the User Option Bits are set such that IWDG=1, NoReset_STOP=1, NoReset_STBY=1. Therefore the processor should not reset whe...

brent23 by Associate
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Looking for a useful debugger, such as GDB

Posted on December 02, 2014 at 01:32Hello,Recently my team and I have run into a lot of issues in our code that require a good debugging solution. Unfortunately, however, we haven't found a good way of setting breakpoints and stepping through our co...

matt2399 by Associate II
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STM32F10x SPI DMA sync problem

Posted on October 28, 2014 at 12:16I use two STM32F103R8 controllers that will communicate full duplex SPI with DMA, transmitting 50 integers from master to slave and vice verse. I can't get the data synchronized properly. It seems that the slave is...

bob by Associate II
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SPI Slave is giving garbage values.

Posted on December 10, 2014 at 19:15I have configured my STM32F407 Discovery Board as slave with a STM8S00. The data sent by Master on MOSI is totally different from that which that my slave is receiving I have observed that data on the Digital Osci...

ADC initialization error. USART conflict?

Posted on December 10, 2014 at 23:04 Hello, I'm trying to initialize my ADC to continuously sample, but I must have overlooked something since I'm stuck when waiting for ADC_FLAG_ADONS. I'm programming to the STM32L152C Discovery boa...

sawtooth

Posted on December 10, 2014 at 17:26how i can generate a wave sawtooth ? please i need somone help me  #poorly-framed-question

Relocate app in STM32F105

Posted on December 01, 2014 at 21:36Hi!On a board with a STM32F105 uC I am implementing a uSD bootloader. First of all I wanted to relocate the application to a different address in flash, but I'm getting a stack pointer error.Here the 2 changes:Lin...

gabriele by Associate II
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