STM32 MCUs Products

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need Basic example for ADC triggered by Timer with STM32F1

Posted on November 23, 2012 at 16:41Hello everybody, I'm beginner with STM32F1, can any one share with me a basic example of showing how to trig ADC by a Timer? I didn't find any example in the ANs and standard lib? Could you help? Thanks in adva...

hassen by Associate
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STM32F4Discovery not working without external power?

Posted on November 23, 2012 at 14:34hello,my stm32f4discovery board started not working without connecting external 0-5V power supply to GND and 5V pins.when i plug usb only, nothing happens, none of the leds light. if i connect external power addit...

what is _impure _ptr ? why am I getting this error ?

Posted on November 22, 2012 at 21:53hello forum I am trying to compile a C program for STM32F4 microcontroller with Eclipse + yagarto compiler I get the error;undefined reference to `_impure_ptr' there is no function ''impure_ptr'' in whole project...

PC host <-> STM32 communication, looking for advices

Posted on November 23, 2012 at 13:52Hi For future projects, I'm looking for the most easy to deploy and foolproof way to communicate between a STM32-based system (mostly L1, some F1) and a PC host. There seems to be 4 ways (Ethernet is not available...

RTC

Posted on November 23, 2012 at 05:50i am using stm32f4 discovery board. In rtc peripheral example(rtc_timer) ..\stm324xg_eval_lcd.h(39): error:  #5: cannot open source input file ''../Common/fonts.h'': No such file or directorycompiling stm32f4xx_it...

I2S and variable sampling rate

Posted on November 22, 2012 at 13:53Hello, I have fully working I2S with external codec (TLV320AIC23). I have decided to save a crystal and feed the clock to the codec from the I2C pll. So according to the codec pdf this clock needs to be constant (...

M0NKA by Senior
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SD Command Timeout after SD TX FIFO underrun

Posted on November 22, 2012 at 17:33Sometimes, when writing single blocks to the SD-Card, the TX FIFO underruns and generates an error. If this happens I want to write the block again immediately. Before the block is written, I do a CMD16 command (S...

Moritz M by Associate II
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