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stm32f4 adc problem

Posted on April 21, 2013 at 14:58I would like to use stm32f4 to measure a battery voltage, like AA1.5v I connect the postive line to PC5 and gnd line to GND.I reference the example code on the Internet. But the code is stop at the while of adc flag....

ctc.ctc by • Associate II
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f4discovery : weird gpio behavior

Posted on April 17, 2013 at 22:08Hello fellow f4/stm32 Users.I just bought a f4Discovery and i'm trying to get a grip on this great ''little'' piece of hardware.i'm trying to do very basic things just to get a grip by reimplementing a little piece o...

jejeva by • Associate II
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How to execute code from internal SRAM?

Posted on April 18, 2013 at 16:24Hi guys! I need some help. Im working with the STM32F4 discovery and CoIDE 1.7.1 and I want to know what should I do to indicate to CoIDE that I want to save some code in the internal SRAM memory, because I need that...

Ethernet problem

Posted on April 20, 2013 at 12:46Dear allI have made a custom board based on stm32f407IGT6 and used the same schematics from keil MBCSTM32F400 board, I have written this simple program for testing PING,I'm using keil toolsint main(void){         Sys...

VCP example

Posted on June 01, 2012 at 12:17Can anyone post a link to a working Virtual COM port example for the STM32F4 discovery board. -gandalf #vcp-download-drivers

anoop by • Associate II
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USB and CAN STM32F

Posted on April 19, 2013 at 08:01In the RM0090 Rev.3 there is a note in the CAN section saying''Note: In low, medium-, high- and XL-density devices the USB and CAN share a dedicated 512-byte SRAM memory for data transmission and reception, and so th...

cm600 by • Associate II
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usart hangs when nothing connected

Posted on April 14, 2013 at 00:00If I dont have anything on the usart port then it hangs when sending data. I have a ''debug'' usart output that I only want to use sometimes. But if I dont have anything connected then it will sit and hang here PUTCH...

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