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Stm32f4 ADC reference voltages

Posted on May 11, 2014 at 13:08I just started using Stm32f4 Discovery and was working with ADC to get input values from several infra red sensors. In the datasheet there is mention of VDDA and Vref+ but I have found no such pins on my board. I want...

furqan by • Associate II
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Optimization of changing bit on port

Posted on May 11, 2014 at 00:35Can the following code be made more efficient other than not having a function. Using a STMF405 and all I am trying to do is set bit 14 on Port C.#define GPIOC                                0x40020800 #define GPIOC_BS...

jerry by • Associate
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  • 1 replies
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STM32F103 - RDP with programming

Posted on May 10, 2014 at 17:58HelloI am searching for the way how to protect my chip. It should:- protect flash memory from reading in all cases, even if somebody flashes his own firmware.- allow to upload new firmware with stock bootloader (usart)...

zexx86 by • Associate II
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USB connection between STM32F405ZG and PC

Posted on May 09, 2014 at 13:45Hello guys!I am currently working on a thesis project where my task is to establish a communication between the USB port of the board (custom board) with STM32f405ZG microcontroller.Could you please guide me how to sta...

eray by • Associate
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PORT and TIM issue with Discovery Board STM32F407

Posted on May 10, 2014 at 16:47I am working on a sine wave program as a part of an Amateur Radio project.  I have a working code producing what I want using TIM3-- PWM and PORTC.  I am unfortunately unable to neither change the TIM3 to any other TIM...

9artus by • Associate II
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Adding Floating Point in Keil

Posted on January 22, 2013 at 08:32Hi, I am using STM32f4discovery board and am trying to write a code which will take moving average of accelerometer data. For this purpose my average variable have to be in floating point. But during initialization...

osama by • Associate II
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  • 3 replies
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Inputs GPIO

Posted on May 09, 2014 at 22:09Hello everybody.I want to solve a read problem in a special hardware, the configuration of each pin is input:RCC_AHB1PeriphClockCmd(RCC_AHB1Periph_GPIOA | RCC_AHB1Periph_GPIOB | RCC_AHB1Periph_GPIOC | RCC_AHB1Periph_GP...

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