STM32 MCUs products

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STM32F4, wish list for 2012.

Posted on January 06, 2012 at 19:301 - STM32F405RE / RC 2 - Analog comparator with DAC reference. 3 - Embedded ethernet phyter. 4 - PGA. #least-likely-prediction-for-2013

Asantos by Senior
  • 21 replies
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External interrupt subroutine not being called !!!

Posted on January 18, 2013 at 10:20 I am trying to write a simple program to toggle an LED at PORTA.3 on trigger by an external interrupt on PORTB.0..a switch is attached to PORTB.0 for changing the state of Port. I have done the initializati...

kunal5959 by Associate II
  • 10 replies
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Strange USART

Posted on January 20, 2013 at 08:00HiI have been attempting to send Hex values via USART to another device. When I did not get the expected results, I hooked it upto my comp and saw some strange stuff on the terminal.the USART_SendData() function se...

nakulrao by Associate II
  • 8 replies
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Posted on January 21, 2013 at 03:33Hi guyz, based from the architecture of STM32M series they have a pipeline which allows for more effective processing. does IAR/KEIL/CooCox/Eclipse GCC automatically do this pipelining or you what to code in asm in...

xtian by Associate II
  • 4 replies
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Posted on January 21, 2013 at 09:27Hi guyz, Thank you for your continous support, heres my problem now  while (1)   {     USART_SendData(USART1, 65);     if (GPIO_ReadInputDataBit(GPIOB, GPIO_Pin_6)==1)     {       //GPIOB->IDR >> 8;       USART_Sen...

xtian by Associate II
  • 3 replies
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Posted on September 16, 2012 at 20:34  The original post was too long to process during our migration. Please click on the attachment to read the original post.

GPIO from STM32F1 to STM32F4 (digital in)

Posted on January 14, 2013 at 09:53Hi, I am currently porting robotics software from STM32F1 (Cortex M3) to STM32F4 (Cortex M4). I want to write a simple program to switch on an LED via digital out. The program is supposed to send a digital input in...

skillet by Associate II
  • 10 replies
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Multi ADC conversion

Posted on January 21, 2013 at 14:53 Hi friends I use this program to Read ADC1 Value connected to PC2 port of my ''stm32f4discovery'' card . /************************************************************************************...

bmwael1 by Associate II
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STM32F4Discovery i2c using

Posted on January 22, 2013 at 12:39I need to use I2C1 ports for communication with LG3D20(0xD6 adress) gyro sensor.Accordingly, i need i2c1 initial,i2c1 write data 1 byte,i2c1 read data 1 byte functions.I am using these functions but i couldnt run t...

STM32F4 broken USART

Posted on January 21, 2013 at 16:21Hi,I have two identical cards with stm32f4 on them. I think one of them has a broken USART1 on it. If i erase flash on both cards, load the same code onto them, the USART1 only works on one of the cards. Everything...

thommagn by Associate II
  • 9 replies
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