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Posted on August 04, 2013 at 01:47hi,i am working on stm32f407. i am experiencing hard fault handler. start:{}timer();while(!one_second_timer){ /*my code*/}goto start;and the code for timer is void timer(void){ uint16_t PrescalerValue = 0; TIM_Cmd(T...
Posted on November 20, 2013 at 08:43Hi. I want to disable all interrupts in my STM32F205 and I use macro __disable_irq() in core_cmFunc.h. I verified that this instructions works fine, but in ARM Keil IDE, if I select ''Go to definition of __disab...
Posted on November 21, 2013 at 01:28 I've come across an issue in usb_prop.c in the STM32 USB library examples. The _GetStringDescriptor function checks for the index of the Descriptor string, but allows an index of up to 4. There are actually o...
Posted on November 19, 2013 at 23:26 The original post was too long to process during our migration. Please click on the attachment to read the original post.
Posted on October 09, 2013 at 21:26HiI am based in South Africa and got a STM32F4 Discovery a while back, and now I tried to order a STM32F429I-DISCO, but Farnell gets back to me with:Farnell will not accept our order for 2355377 / STM32F429I.This i...
Posted on May 22, 2013 at 21:53Hello,I'm starting to develop firmware to interface the ST7540 powerline communication modem. I have read http://www.st.com/st-web-ui/static/active/en/resource/technical/document/user_manual/DM00063638.pdf but I couldn...
Posted on November 19, 2013 at 02:25Hi,I am currently developping a firmware programmed into a STM32F407VG microcontroller.The firmware has the following tasks:- Reading motor positions (5 axes: 3 with quadratures/indexes and 2 with steps/directions...
Posted on February 25, 2013 at 09:23Hi, does someone have experience with unable to clear STOPF bit, what causes continually jumps into i2c IRQ?I am trying to do it this way: I2C_ClearFlag(I2C1,I2C_FLAG_STOPF);,but it does not work.The reference man...
Posted on November 19, 2013 at 13:08 Hello, I want to initialize a timer which will serve to count the time between two actions. For example, counting the time between two button press. So the timer have to count in a loop. Each ti...
Posted on November 18, 2013 at 15:55I'm trying to create a program that toggles 4 leds every 2 seconds. After you press the user button, 2 of them should blink every 2 seconds and the other one every second. I'm having troubles to understand how you...
