Ask questions, find answers, and share insights on STM32 products and their technical features.
Posted on February 21, 2015 at 18:14 Hello, i have a Problem or misunderstanding enabling the Interrupts for the blue button on the nucleof411 board. In short: The Interrupt is only raised when i enable EXTI15_10_IRQn, EXTI9_5_...
Posted on February 25, 2015 at 16:00HelloI've purchased the STM32F4 discovery kit for STM32F429 and downloaded the most recent version V1.4.0 of STM32Cube.I have IAR ARM Embedded Workbench v6.70.3.I've opened the workspace D:\vt3\canview4-TM32Cube_F...
Posted on February 24, 2015 at 00:11I'm using TIM1 channels 1 and 2 to resolve a PWM input. So far I have been able to get the frequency to a deci-hertz and the duty cycle to a deci-percent.Since the input signal can, legitimately, go high or low an...
Posted on February 25, 2015 at 13:47Hello I downloaded the example of stm32f334 discovery board ; I want to change the code of the files main file ; it is locked read only ; I am using keil ; how can I open it ? Thank you
Posted on February 23, 2015 at 23:15 Hi everyone! I am using st-link on stm32f0 discovery board and ST-LINK utility to program some other boards and that is working like it should. I am working with stm32f030 processor. I am wond...
Posted on June 19, 2014 at 18:02Hi guys, looking for some help with a USB device I have which has 2 interfaces. The first interface is HID, and the second is MSC. I've modified the USB Host library so that it doesn't it doesn't fail in the MSC Inter...
Posted on February 23, 2015 at 23:53Hello everyone,I juste received an ulinkpro so I can use the ETM feature later on in my development. Right now, I am trying to simply display a variable in the logic analyzer but I get no synchronization. I read...
Posted on December 05, 2014 at 19:19Hi,i'd like to connect an external sdram to stm32f429ii controller. There is a question, is it necessary to use dqm pins? i want to use MT48LC4M32B2 sdram.
Posted on February 23, 2015 at 15:03 Hello,I'd like to use an quadrature encoder connected to my STM32F4 Discovery Board.I have connected the A and B outputs to PC6 and PC7. CH1 and CH2 of TIM8.It works pretty good, the timer counts.Now I'd like to...
Posted on February 14, 2015 at 13:46 What is the best way to implement chip select in software? I've tried doing it this way: HAL_GPIO_WritePin(NSS_PORT, NSS_PIN, GPIO_PIN_RESET); HAL_SPI_Transmit(&hspi1, out , 1); HAL_GPIO_WritePin(NSS_P...
