Output Compare & DMA
Posted on February 09, 2013 at 16:40Hi, I work with STM32F0. I want use Output compare (PA2) TIM2_CH3 for manchester encoder. I like use DMA for this. The F0 have a DMA for Output Compare ?
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stm32 rand() problem
Posted on August 24, 2012 at 16:23hi i have a problem with the stm32w mb851a i would generate a random number. i have try to use the function rand() and I include header filebut when i execute the program it jump at void __attribute__ ((weak)) Defa...
Quick STREX question
Posted on February 08, 2013 at 17:34 Hi, I have a quick quiestion: my toolchain complains that instruction strexb r2, r2, [r3] is illegal (registers may not be the same), while strex r2, r2, [r0] is fine. The qu...
Encoder Read And Index Pulses
Posted on February 06, 2013 at 15:43Im using a quadrature encoder hooked up to TIM3-CH1/2 and it works fine, counting both edges, up and down. First question is how to read the TIM3-counter values from within a regular (50 us) ISR. Using TIM_GetCoun...
Has already been declared in current scope : ERROR
Posted on February 08, 2013 at 14:22In pal.h{............................................typedef enum { PAL_IOLSTATE_NOREQUEST, PAL_IOLSTATE_ACTIVE_REQUEST, PAL_IOLSTATE_APP_ACTIVE} pal_RequestState_t;extern pal_RequestState_t pal_eReques...
usart stm32f0
Posted on February 06, 2013 at 13:31 hello, i'm trying to connect my stm32f0 discovery with the pc and set up a uart connection. I have found the following code (in this community) but i can't get it to work. Does anyone have a suggestion...
STM32F103RB: Timer OC dropping overflow interrupts
Posted on February 04, 2013 at 04:05It appears the TIM4 OC interrupts on CH2 results in occasionally missing an Update (overflow) interrupt. The situation is a 1 PPS GPS pulse triggers the TIM4 CH1 input capture. The 16 bit counter time is extend...
Spirit
Posted on February 08, 2013 at 10:08Hi all, I'm still new in the ST environment, I'm trying to get a generic wireless m-bus example going with the STM32l152VBT6 board. For the moment it is still unsuccessful . When I debug my main program, I can see...
STM32F103RB says : USART1 RX versus DMA1_ch1, ready ? Fight !
Posted on February 08, 2013 at 00:09Hello everyone. A week ago, I fought with a STM32F103, trying to get it fill some random buffer with its DMA1_Channel1 controller from its USART1 Rx ''events''. But neither the recipient memory would get filled, ...
usb problem
Posted on February 05, 2013 at 14:06The original post was too long to process during our migration. Please click on the attachment to read the original post.
