Ultrasonic sensor
Posted on September 19, 2014 at 15:02Hello everyone, how can i configure an ultrasonic sensor with timers on stm32f4 ? #interface-anything-to-anything #ultrasonic-sensor
STM32 MCUs Products
Ask questions, find answers, and share insights on STM32 products and their technical features.
Forum Posts
Newbie looking for help with GPIO
Posted on September 01, 2014 at 23:00 I have an STM32F4 Discovery board, which I am relatively new to. I'm trying to figure out how to work with GPIO's, and I haven't been able to find a good tutorial yet, so I'm trying to work it out by looking...
Free real-time operating system on STM32F100RB-Discovery
Posted on September 19, 2014 at 10:26Hi people, I have STM32F100RB-Discovery board. I need a free real-time operating system which I could deploy on that board. I know for FreeRTOS, but following their manual I haven't succeeded to deploy it yet. A...
UART4 IRQ Handler not firing
Posted on September 20, 2014 at 11:50With my STM32F4 discovery board I cannot get the UART4_IRQHandler to be triggered on incoming serial data. However the USART2_IRQHandler functions as expected and when the data is ready from the UART4 RX data reg...
error in programming
Posted on September 20, 2014 at 11:16hi every onewhen im trying to programm my stm32f103ret6 via jlink in keil v5.11, it shows this error:can any body help me please?WBR #stm32f103 #jlnik
STM32F429 UART7 Rx question
Posted on September 19, 2014 at 13:19Hello friends.I'm trying to communicate with DS18B20 via 1-wire interface.Here is the example of reset function (all pins and clk are set erlier). The problem is that the variable data does not receive UART7 DR v...
stm32f429 I2C clock speed
Posted on September 19, 2014 at 22:58 hello guys, I have a problem with the clock speed of my I2C bus, I want to have 100 hz of frequency but I am not able to reach it. That is my code * @file Touch_Panel/main.c * @author MCD Application Team...
Data structure for data write and Data read
Posted on September 19, 2014 at 22:27 I would like create a variable that contains port and pin information, so I can use the high level name to perform all reads and writes. I am looking for help with the syntax to create a: Structure for...
need to have time separate from main loop_stm32f407
Posted on September 19, 2014 at 15:30hi every body in my program i need to do somethings in specific time , this ''time'' is not equal all the time.for example for doing first job i need to do it 5 sec after a flag become set. and after that i need ...
DMA2 (Can't Configure Seperate Streams for ADC1 and ADC2)
Posted on September 18, 2014 at 17:44I have the STM32F407 Discovery board. I am configuring two streams using DMA and ADC The first stream uses Stream 0 channel 0 of the DMA 2 ie ADC1 which reads the value of ADC chanel 9 1N9 and gets sent to circu...
