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USART2 VOLTAGE LEVELS

Posted on June 12, 2015 at 09:30hi everyone, I am using stm32f407 for my project and usart2 for communicating with gsm modem.past few days i am facing an issue that controller cannot communicate with modem.then i started checking my hardware step by...

kiran2 by • Associate II
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Producing analog voltage from DAC

Posted on June 11, 2015 at 21:29 Hi all, I am trying to produce a constant voltage, say 2V, from DAC without using any external input source. In other words, the code will send in digital signal to DAC, producing 2V. I have attempted to s...

theory by • Associate
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Getting printf on STM32F407 Discovery board

Posted on June 11, 2015 at 13:14Hi i am new to embedded system programming and stumbled upon this basic problem of re-directing output to the ITM Port0. I read multiple posts on the same but sadly I cant get it to work. I shall try to be as descript...

I2C DMA is Busy

Posted on June 11, 2015 at 06:52 Hey all, Firstly I've tried the following on STM32F303 and STM32F072 and it's the same result on both. The MCU is configured as amaster and I'm trying to send I2C commands to an SSD1306 based OLED display...

STM32F103 RTC SubSecond alarm

Posted on June 11, 2015 at 16:41Hi,I want to set my RTC alarm sub second with the highest resolution for 1500ms. but there is not any helps, manuals, of sample codes expect ''AN3371 application note''.could any one help me?i realized there isn't fun...

tux by • Associate II
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Analog input ADC, STM32F103, newbie question

Posted on June 11, 2015 at 02:00hello, I'm discovering how the analog works input in STM32F103. There is something I still didn't find in the datasheet. I understood all the mode and register configuration, but where is the information to know with ...

Input capture goes to infinite loop

Posted on June 09, 2015 at 13:29 hej all, my program works when i measure but the problem is its goes to the infite loop. i would like to measure and return the value . but i cant write program in that way . if i change the below program ...

arunl4g by • Associate II
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