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Forum Posts

STM32F4 ADC With DMA Multi Channel Problem

Posted on March 17, 2014 at 15:01Hi, since some days I'm trying to create a code to operate the ADC with DMA for STM32F4 card, the problem is that my code does not work if I want to add a second chanel because it always displays the same values for ...

haythem by Associate II
  • 881 Views
  • 6 replies
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STM32F10x interrupt issues

Posted on March 14, 2014 at 16:13 I'm using an STMF103RCT MCU in IAR 6.5 for ARM. I'm working from a public institution with a questionable software sourcing policy - don't ask me to install Eclipse/OpenOCD/Zadig - I've spent 3 weeks installing ...

ivan23 by Associate II
  • 1346 Views
  • 5 replies
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input capture pwm input mode precision

Posted on March 17, 2014 at 17:39 Hello, I am writing code to capture an incoming square wave frequency. Here is my initialization code: TIM_ICInitTypeDef TIM_ICInitStructure; GPIO_InitTypeDef GPIO_InitStructure; NVIC_InitTypeDef NVIC...

Error licensing COSMIC with STVD on virtual machine

Posted on March 17, 2014 at 12:19Hi, I get this error on STVD (with COSMIC compiler - 32KB) when I try to compile my project. The IDE is running on Windows XP over Windows Virtual PC. &sharperror cpstm8 C:\Programmi\COSMIC\CXSTM8_32K\Hstm8\mods0.h:1...

Questions re USB Virtual Comm Port (VCP) capabilities

Posted on March 14, 2014 at 01:20Hello,I am trying to use the Virtual Comm Port (VCP) capability in the STM32 USB Host Device Library V2.1.0 on a STM32F207. But I am relatively new to implementing a USB device and the STM32 USB libraries, so I would...

Initialize TIM2 Channel 2 for PWM Output in Assembly

Posted on March 15, 2014 at 04:00Hello,I have a STM32F100RB discovery board and I am trying to setup up TIM2 Channel 2 to output a PWM signal using assembly language, but I am having trouble sorting through the reference manual. The code I have so f...

shaw205k by Associate
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  • 2 replies
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stm32f4discovery connection with sd/mmc card

Posted on March 16, 2014 at 22:17HelloI want to connect a SDcard to stm32f4discovery .A typical sdcard has CMD , CLK , DAT[0:3] , GND & VDD pins .how should this pins be assigned to SDIO related pins( D0...D6 , cmd & ck ) in stm32f407vgt6?Can sdcard...