FAT system and SD Card, ARM STM32F103RBT
Posted on January 29, 2009 at 16:14FAT system and SD Card, ARM STM32F103RBT
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Forum Posts
VBAT_Mesurement STM32V207 unusual results
Posted on May 08, 2012 at 18:13Hello, I've used the code from the example VBAT_Mesurement to test the ADC. Instead of connecting a battery on pin VBAT I've connected VDD 3.3V. The program requests cyclic the converted value. .... VBATVoltage = (A...
STM32F103RB receiving data from USART
Posted on May 06, 2012 at 17:18Hi i stay try to send a character from Hyperterminal on the usart without any control on flow of usart(HW control or Xon/Xoff control)this is my code#define RCC_APB2ENR *(long*) 0x40021018#define GPIOA_ODR *(long*) 0x4...
I2C: 5 volts to 3.3. volts conversion
Posted on May 07, 2012 at 15:28Hi I'm using SRF08 ultrasonic distance sensor. This device returns the distance measure via I2C bus, but it works with 5 volts, so I'm afraid I could burn my STM32VL Discovery board. I wanted to know if this board coul...
problem when loading program into flash memory pf my STM32VL discovery
Posted on May 07, 2012 at 23:41can't download my program on the STM32F100RBT6B of the discovery board and a the dialog box of downloading shows no progress of the programming process.here the picture of problem:after clic cancel :
Start up problem with isochronous usb transfer.
Posted on May 03, 2012 at 15:23Hello,We are two swedish students trying to implement a camera unit into a circuit board. The company we're writing this report for has developed this platform and our task is to write a protocol that handles the video...
UART Rx GPIO Mode
Posted on May 06, 2012 at 21:16HiI've seen quite a few UART examples, and all of them set the RX GPIO pin as ''Input-floating''.Why is it not set to ''Push-Pull'' (which can sink and source current)? The Tx pin is set to push-pull. What is the diffe...
complete reset of stm32l
Posted on May 07, 2012 at 11:55is it possible to make a complete reste oh the stm32l? because we tried to download a program, in the programme we were using the pin13 of the port A and now we can't download anything on the card. so i would like to k...
STM32 DISCOVERY
Posted on April 30, 2012 at 20:23Hi all I just received a STM32 discovery eval board . I am trying to learn to code new projects with it . Can you offer me a good book for this ? Thanks Elico #stm32-discovery
Mic on Discovery
Posted on May 01, 2012 at 12:37Hi. I want to simply read the PCM data coming from the microphone(MP45DT02), which is on the stm32f4 discovery board. I configured the I2S2_CK and I2S2_SD pins, the I2S communication, and enabled the SPI_I2S_IT_RXNE in...
