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SPI Configuration

Posted on November 01, 2011 at 16:38Hello, I was learning reading the SPI documentation and there is something I do not understand. In the file stm32f10x_spi.h it is defined: #define SPI_Direction_2Lines_FullDuplex ((uint16_t)0x0000) #define SPI_Dir...

STM32F103ZE RS485 DMA communication problem

Posted on October 31, 2011 at 18:54HI!I have a problem with the following code .. After a few hours to several days. The maximum was to 14 days Data transmission stops working. Receive and transmit works in one task. (BACNET protocol) For DMA uses i...

arsi by Associate
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TIMER7 INTERRUPT FLAG NOT CLEARING

Posted on October 30, 2011 at 19:12Hello,I have one problem about clearing timer7 interrupt flag at different timer clock prescaler,void TIM7_IRQHandler(void){   if (ih == 0)   ih=1;   else   ih=0; TIM7->SR  = 0x0;}I m setting APB1 presclaer ...

LwIP for STM32F4.

Posted on October 31, 2011 at 18:20When the LwIP stack will be ported for STM32F4? Please, include an option for the low cost RMII LAN8720A phyter.

Asantos by Senior
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USB CDC (Virtual COM) and DFU (Device Firmware Upgrade)

Posted on October 07, 2011 at 01:22Hi, i m using stm32 cortext m3. Is it normal to have CDC (virtual com port) combine with FDU to become a composite USB device? Is there any example on this? Thanks.This is so that a PC application can perform not o...

etan by Associate II
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STM3240G-EVAL with µvision from Keil

Posted on October 29, 2011 at 09:59Hello, I am beginning to use STM3240G-EVAL with µvision. Can I use the file system_stm32f4xx.c of STM32F4 Discovery for the STM3240G-EVAL? I think at 2 problems: clocks and Ram via FSMC I am modifying Blinky proje...

yves2399 by Associate II
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device option bit IWDG

Posted on October 28, 2011 at 20:42I know how to set the IWDG hardware bit using the ST dongle. The production people are going to kill me if I ask them to use an additional dongle. (they use the Keil dongle) Is there another way to enable the hardw...

emalund by Associate III
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