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Posted on August 02, 2014 at 18:40 Hello, I want to communicate with an I2C eeprom but I don't know how to read/write bytes and how to sen the adress. I have an initialisation code that I found on the forum but I am stuck. does anybody now ho...
Posted on August 04, 2014 at 09:14My system was under hardfault in doing some job without saying anything. What is hardfault? which one make hardfault in stm32f407ve. Thanks ahead. Kevin
Posted on August 03, 2014 at 19:10hello every one i need to use lse for rtc clock src. because i want it still working at the power of( with vbat)my lse circuit work correctly because i use the mco1 as lse clock src and i have 32.768 khz this pin (p...
Posted on July 24, 2014 at 20:19HelloI must run ov7670 camera by stm32f4 discovery and send the image stream data to laptop via usb , So i need a source code or software for displaying this data .Thanks .
Posted on August 01, 2014 at 20:51Hi sir/madam when I am compiling my code for tcp/ip echoserver and echoclient I am getting the error error: storage size of 'echoServAddr' isn't known. I am compiling the code by using CooCox CoIDE To...
Posted on August 02, 2014 at 10:01Hi All, New to the STM32 so please bare with me.... I have setup timer4 to generate a sinewave modulated PWM using double buffered DMA and that works very well, I can see my waveform on the pin and it contains the c...
Posted on August 01, 2014 at 13:50Hello everybody I am trying to disable read out protection (level 1) on my stm32f407-discovery with flash loader demo (v2.6). I've connected Boot0 to Vdd, PB2 (boot1) to Gnd and my serial port (via max232) to usart1...
Posted on February 06, 2013 at 10:43Hello,I've a problem with my STM3240G-Eval board and my development tool chain. I use Atollic or Keil �Vision demo. When I want debug my program or ST examples, the development software send me ''Old ST-LINK firmw...
Posted on August 01, 2014 at 15:59 I2C_HandleTypeDef hi2c1; int main() { HAL_Init(); SystemClock_Config(); MX_GPIO_Init(); MX_I2C1_Init(); HAL_I2C_Init(&hi2c1); if(!(HAL_OK == HAL_I2C_IsDeviceReady(&hi2c1,0x39,1,1000))) __ASM(''NOP'');...
Posted on July 31, 2014 at 23:29Hi, I just received a new prototype with a STM32F215 processor and it is set up to use the SWD interface to initially flash the unit. on the ST-Link/v2 I have connected: pins 3,5 & 10 to gnd (3 & 5 to reduce noise) pi...
