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Posted on October 25, 2013 at 16:13Hi, I am using olimex kit of STM32F103RBT6 microcontroller. I am new in USB virtual COM programming. I am using STM32_USB-FS-Device_Lib_V3.3.0 with Keil MDK-ARM 5.0 IDE. I opened the precompiled Virtual Com port p...
Posted on January 07, 2014 at 23:00Using an STM32F407xx, I want to monitor Vdd by connecting it to Vbat and using ADC1_IN18. If I am not actually powering my device from the battery, is it still possible (or advisable) to do this?The reason that I a...
Posted on January 09, 2014 at 13:14In order to test the Hard Fault interrupt, I modified the Systick example on ''STM32F0xx_Discovery_FW_V1.0.0'' as follows.. on main.c I added two lines: ------------------------------ int main(void) { uint8_t* Byte...
Posted on January 08, 2014 at 08:35Guys, How to calculate date,month and year ? from RTC_GetCounter function, I saw : uint32_t RTC_GetCounter(void) { uint16_t tmp = 0; tmp = RTC->CNTL; return (((uint32_t)RTC->CNTH << 16 ) | tmp) ; } I've done ...
Posted on January 04, 2014 at 13:57 Dear Sir/Madam, In the past I have been using 8-bit AVR (Atmega328p) for my application. The application uses the following peripherals: - I2C peripheral and - USART peripheral The ...
Posted on January 09, 2014 at 09:30Hi ,I'm trying to use UART4 with DMA Rx Interrupt , and using stm32f103zg microcontroller. but i couldn't find any example project for this in here.Could anyone help me about this matter ? #dma #stm32
Posted on January 07, 2014 at 02:03I have a STM32 discovery board configured in slave mode receiving commands over SPI. When it receives a specific command byte, it activates DMA and sends back a set number of bytes back. I have a print statement at...
Posted on January 06, 2014 at 18:27 Quick Question: I'm using DMA to transfer some data over SPI, and the first time round, I'm sending data from a buffer of size 3 bytes. I then redefine the DMA to try and send a buffer of size 4 bytes, but it ...
Posted on January 09, 2014 at 06:28?F407ZG ??????*FLASH.scat ?*RAM.scat ??LINKER??????????????????? ????STM32?FAE?? #st
Posted on January 09, 2014 at 01:20Guys, How to play wav on STM32F4 Discovery? If I want to play from USB Key, I enable : #define MEDIA_USB_KEY and how to connect USB flash drive to this board ? with adaptor ? the socket is too small for USB flash d...
