Posted on April 22, 2013 at 17:19Hi all, I know it was disscused many times over the forum but still I can't get the correct results for the timer setting in PWM mode... Can someone explain to me step by step how to understand timers timing, please?...
Posted on December 28, 2012 at 15:01 #include ''stm32f4xx_conf.h'' #include ''ethernet.h'' #include <stdio.h> #include <string.h> //source IP #define S_IP1 192 #define S_IP2 168 #define S_IP3 1 #define S_IP4 100 //dest IP #define D_IP1 ...
Posted on April 14, 2013 at 12:25Hello all, I've run into the following problem with the program execution. On the STM32f4 Discovery board I've configured two timers with the IRQ routines for measuring two external PWM signals. This works excellentl...
Posted on April 22, 2013 at 16:17 Hi I am trying to read 4 consecutive registers from an EEPROM using I2C through interrupts. The Start Generation is done inside an EXTI interrupt handler after the user button is Pressed. The rest of the read...
Posted on April 19, 2013 at 10:13Hi everybody, I got a strange problem on my USART3 of my STM32F205VE. The UART is working perfectly up to 19200 bauds. With a terminal, I can see my sentences, with the oscilloscope my bit period is OK. I would like ...
Posted on April 22, 2013 at 10:15Hello I have 3 units ulink2 , I am using keil .. when i was using v4.60 , i was able to debug and download using jtag .. I get some problem with that version later one we upgrade it to v4.70a ; now I cant use JTAG ,...
Posted on April 21, 2013 at 12:35 I have a problem ... I want to connect to the terminal via RS 232 converter usb .. code seems to be reasonable but still something is wrong, I can not send anything to the terminal please help. #include ''stm32...
Posted on April 22, 2013 at 11:40Hello, I modify the demo code in STM32L1xx_StdPeriph_Lib_V1.2.0 --> TIM --> OCToggle. I reconfigured the TIM3_CH3 CCR3_Val to 40 to generate 200KHz square waveform. The output frequency measured is only 122Hz...
Posted on April 21, 2013 at 18:35 Hello, i need two USARTs working. First one USART1 (TX only) (Used for debugging purposes). Second one USART3 (TX/RX) Write function will send message to another device and waits for answer. After initializat...
Posted on October 24, 2012 at 17:56Hi,We've managed to get our STM32F407 board to cycle in and out of standby using the RTC (once a second). We've also enabled the wake-up line to allow another low power micro to wake it up if needed.The problem we ...
