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Posted on May 19, 2014 at 16:33I am trying to use the ST Flash loader software for download STM32F401 and there is a problem when the software tries to read the address 0x1FFF7A22 (contained flash size) and 0x1FFF7A10 (unique device ID). It seems th...
Posted on September 23, 2012 at 22:17I am having a strange issue. I am using FatFS and I have setup the SPI1 withCS - PB14CK - PA5MISO - PA6MOSI - PA7When I just use the SD card interface, everything works well. I am getting the proper SPI signals a...
Posted on May 14, 2014 at 11:53I have a question about connecting specially device to a FSMC interface on STM32F207IGT6. There is some points describing this case it bellow.- MCU: STM32F207IGT6 - DEVICE: ...
Posted on May 14, 2014 at 11:54Hello, I've problem with a clock setting for a MCU. There is some points, which describe it. General: MCU: STM32F207IGT6 Clock: HSE 8Mhz -> PLL 96Mhz Using module: ETH MAC - MII 4-bit mode - 25MHz neededFSMC - synchro ...
Posted on May 18, 2014 at 14:10Hi! (Using the STM32F103RBT6 chip) I've configured TIM2 timer as a prescaler for TIM3 (RM0008 page 386). Timer TIM2 is configured for ETR (RM0008 page 365). So what I've got is a 32bit timer counting pulses on PA0 (suc...
Posted on May 16, 2014 at 16:12Hi everyone, i'm trying to enter bootloader from my application, so i could use STM flash loader tool to upgrade software. Everything is working fine and im entering bootloader, but after i flash with flash loader tool...
Posted on May 18, 2014 at 14:46I am using STM205RBT^ & I have noticed that it does not start executing first instruction sometimes. I am using HSI oscillator & used pll to make 120Mhz. My first line in code is to toggle a pin. Only two possibilities...
Posted on April 23, 2014 at 15:33hi all, I'm new in the forum and I am experiencing a problem of ISR , which doesn't happen for TIM12 while, with same ch1 configuration register and same pwm signal input, set the ISR calling for TIM9, as expecte...
Posted on May 12, 2014 at 00:20 Hi guys, i have a problem regarding comunicating with a sensor via i2c. This is my first atempt to use i2c comunication on a ARM piece My code for the sake of time saving is this one bellow( original f...
Posted on May 15, 2014 at 13:44 I'm using USART with circular buffers and interrupts to transmit and receive. To transmit, a byte is written to the buffer, the TXE interrupt is enabled and then the byte is sent and theTXE Flag is cleared in t...
