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Forum Posts

Why Does Timer Pin Stay High After Disable?

Posted on January 30, 2015 at 00:19I'm setting up a PWM1 timer output on PC6. It configures and operates OK. However, at the end of the duration I run it for, I disable it, either by direct register, or the function call: TIM_Cmd(TIM3, DISABLE);   ...

Minimal Pulse width for triggering an EXT-Interupt

Posted on February 02, 2015 at 18:28Hello to all, I am using an STM32F2xx with 120Mhz. An external interupt is triggered with a rising edge of a GPIO-Pin. I looked in the datasheet, but I could not find information about the minimum pulse width at t...

andywild2 by Associate III
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switch Erase full chip in Keil

Posted on February 02, 2015 at 15:28I have a problem when I activate the micro-switch Erase full chip in KeilAnd I get this error :Error: Flash Download failed  -  Target DLL has been cancelledmy chip is lpc1768my prgramer is j_link 8...please help ...

STM32F429 Disco - STemWin screen rotation

Posted on March 17, 2014 at 23:47I'm working on STM32F429 Disco, experimenting with STemWin. I tried some of the examples at http://www.segger.com/emwin-samples.html; they are working, but most of them require landscape screen orientation. Tried to...

STM32F4 Timer2 in Encoder Mode and CaptureCompare

Posted on February 02, 2015 at 10:21HiI use the Timer2 in Encoder Mode, works perfect. Now I need an Interrupt on a Compare Value if the Encoder rech this value, but the Timer should count normally. Eyample: Encoder Position = 1000 (Timer value) Enc...

dominik by Senior
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SPI3 is not enabled ?!

Posted on February 02, 2015 at 14:15Hullo guys , I'm using STM32F429I , when i configure the SPI3 according this intialization RCC_APB1PeriphClockCmd(RCC_APB1Periph_SPI2 , ENABLE); SPI_I2S_DeInit(SPI2);   SPI2_Struct.SPI_BaudRatePrescaler=Baud_Rate_...

STM32L0 compatible LCDs

Posted on February 02, 2015 at 09:39Hi, I'm searching for a LCD, witch is compatible with the STM32L0. I need to find a very cheap small Display. Of course I would prefer a character display. Is it possible to drive a character display without a con...

F334 HRTImer reset from TIM2

Posted on January 26, 2015 at 17:09 Hi, I need to generate a Signal with high resolution but with low frequency (sub 500ps resolution with frequency of 1kHz). My idea was to configure the HRTIMA in one shot mode (non retriggerable) and to...