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Posted on August 13, 2014 at 00:24I have an exti set up on a gpio, which when triggered, sends a command to a peripheral. Within that piece of code is a small delay which makes use of the systick. It doesn't seem to work though. Guessing the issue i...
Posted on August 06, 2014 at 20:23 Background: - I have a system with two STM32F407 processors communicating via SPI. - I am using the HAL drivers generated by STMCube - They use the same firmware and adjust their behavior into master or sla...
Posted on August 12, 2014 at 20:55In stm32f4xx_hal_gpio.h (delete comment) typedef struct { uint32_t Pin; uint32_t Mode; uint32_t Pull; uint32_t Speed; uint32_t Alternate; }GPIO_InitTypeDef;But to select the alternate function you need 64 ...
Posted on August 11, 2014 at 15:16Hello,i am new to forum, and also to stm32 discovery. So please some patience :).I am trying to send from discovery to PC.Tried with USART6 + UART2USB and in putty on PC everything works.Then i connected HC-05 to sa...
Posted on August 12, 2014 at 15:58Hello guys , Im working with STM32F207ZG , my code is now exceeding the 1MB flash memory , i know that the processor can boot from the external flash , but my question is how to burn the code into the external flash...
Posted on January 17, 2014 at 16:03Hey, I am using the STM32437I eval board and trying to display my company log as icon on the LCD. The log is bmp file and 20*20 pixel. I used the emWin tools BmpCvt to transfer the bmp file to the C format, but th...
Posted on August 12, 2014 at 12:14Hello.I have medium knowledge of C/C++ (it was enough to make certain devices using Atmel AVR microcontorllers). Now I try to understand the Demo example of the STM32F4 Discovery. Is there some description of it?I w...
Posted on August 12, 2014 at 11:44Hi , i am unable to obtain the 230400 baudrate. i am able to attaiin only 115200. please help me with the sample code . i am using usart3 of stm32l152xD controller #usart3 #baudrate #230400
Posted on August 11, 2014 at 07:28Hi All,Is there any way to count the current systick value for Cortex-M3/M4 based MCU?For some type of Cortex_M4 based MCU has the ''portable_delay_cycles:' function for delay functionality. But i want the systick c...
Posted on August 11, 2014 at 17:10Sorry guys,I know it's a really simple question but I just don't get it... I'm using STM32F427, we all know its TIM2 is a 32-bit timer. This is the code I'm using to setup TIM2 as a periodic timer.=================...
