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Forum Posts

Programatically reading the state of a GPIO Output Pin.

Posted on June 16, 2015 at 10:45Hi,  I want to use the state of a GPIO Pin (It is driving a chip select on an SPI device) to determine that the SPI transfer has completed. I do know about the callback on the CMSIS code, but I'd prefer not to use tha...

Pevy.Andy by Associate III
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Seperate file at flash memory

Posted on June 15, 2015 at 13:57hej i would like to keep some file in a seperate place at flash where linker dont use it when put the code in the flash.i am using COIDE., stm32f407 discovery board.Can anyone tell me how can i do that ?thank you.  

arunl4g by Associate II
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STM32L053 Discovery Kit (UART between PC and Kit)

Posted on March 06, 2015 at 09:32Hi, i am very new to STM32, just installed the IAR environment. Appreciate if anyone could advise.Is there a UART example of String transfer using UART TX/RX of PA9 and PA10 in Polling mode  for STM32L053 Discovery K...

mark_ko by Associate II
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Replacement for NVIC_SetVectorTable ?

Posted on June 16, 2015 at 01:35 In the latest HAL on the F1 (and F4) (http://www.st.com/st-web-ui/static/active/cn/resource/technical/document/user_manual/DM00154pdf ) Doesnt seem to contain NVIC_SetVectorTable(NVIC_VectTab_FLASH, USER_PROG_O...

STM32F405 Won't Oscillate ?!?

Posted on June 15, 2015 at 23:33Hello: This problem has me totally dumbfounded. Please see the attached image and screen shot of schematic. An absolutely simple circuit, yet it does not want to oscillate. This is the second board (different PCB, dif...

ADC Common Status Register

Posted on June 12, 2015 at 21:59The STM32F429 has three ADCs: ADC1, ADC2, and ADC3. They all have a status register, which has an EOC bit to indicate conversion complete.There's also a common status register (ADC_CSR) shared by all three ADCs that c...

jerry2 by Senior
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[solved] STM32L151UC: SPI3 problem - no activity on pins

Posted on June 15, 2015 at 14:20Hello, I am trying to configure the SPI3 port of an STM32L151UC micro controller. I have tried several things but I see no output on the related pins. When using gpios instead of the AF of the SPI peripheral, I can ...