Ask questions, find answers, and share insights on STM32 products and their technical features.
Posted on April 14, 2013 at 14:26WHat is the different between making reset using POR (connecting VDD) and making reset on NRST pin at STM32F2xx? I ask it because when I make POR my RTC IRQ not active but when I do NRST reset it does. I have to ment...
Posted on April 14, 2013 at 10:20Hello everybody, Where can I find the documentation (user manual) for the STM32F407VG core from the discovery board ? The doc needs to have all the registers for the core and peripherals :) a NORMAL user manual...Tha...
Posted on April 13, 2013 at 01:10Hi,I am trying to execute a simple program that sends ''ABC '' from a pin to another via usart. i can send but can not recieve and while debugging the cursor is blocked in this line :while(USART_GetFlagStatus(USART2...
Posted on April 10, 2013 at 00:55I would like some clear instructionsthat inform me how to communicate with the STLED316S.I have the STEVAL-ICB003V board,viewing the communications on a logic analyzer, and attempting toduplicate the setup does not w...
Posted on April 12, 2013 at 19:17Hello, I have developt a project with Coocox. It works almoost, there is text displayed on my tft but the image included in the main file is not displayed. What did i do wrong, could someone look into it. thanks
Posted on April 12, 2013 at 20:45Hello, I have my own developed board for motor driving. MCU is STM32F407VET6. The board has inputs from 4 motor encoders. I need to know an actual speed of each motor. ENC1_A, ENC2_A, ENC3_A, ENC4_A pins are connecte...
Posted on April 12, 2013 at 20:09Hi All,I am building a custom board with a STM32F415ZG. I was wondering if there is any documentation recommending how to connect the debug header? Is it safe to directly connect VDD to pins 1-2, GND to the numero...
Posted on April 03, 2013 at 13:35 Hi, I create a TIM8 mode up and down using this Instruction TIM_TimeBaseStructure.TIM_Period = 2000; TIM_TimeBaseStructure.TIM_Prescaler = PrescalerValue; TIM_TimeBaseStructure.TIM_ClockDivisi...
Posted on February 28, 2013 at 18:40 Hi everybody, I've got a problem on the I2C bus. I'm trying to read/write an EEPROM (24AA1025 from microchip). When I'm writing into the EEPROM, I can see I2C sentences on my oscillscope. They're lo...
Posted on April 10, 2013 at 11:25i have a board with MUC STM32F439,but i have an problem?i found the IAR FOR ARM can't support the MCU STM32F439 in the web www.IAR.com .It's pity that the KEIL did't suport the MCU STM32F439.how to deal with it ?can...
