RCC HSE CONFIG
Posted on July 17, 2017 at 07:01heyI'm use stm32f013cbtx and 8MHz crystal connect to HSE And use standard peripherals library with Keil v5.How can i config micro-controller for 72 MHz clock(with Cmsis)?is it possible?Thanks
STM32 MCUs Products
Ask questions, find answers, and share insights on STM32 products and their technical features.
Forum Posts
Problem receiving data from CC2540
Posted on July 13, 2017 at 18:28Hi,I have an STM32 and am trying to receive a single byte of data from a CC2540 over UART. I've verified that the data transmission from the CC2540 is working properly (I can receive the data in a serial terminal) but...
How to calculate I2C SCL Speed
Posted on July 14, 2017 at 06:27I'm trying to get a 100 or 400 kHz rate on I2C3 SCL to interface with a Sparkfun IMU breakout board. I was wondering what value I should set 'TIMING' to in order to achieve this rate with an STM32L476RG Nucleo board. ...
RTC can't work because PLL already use
Posted on July 17, 2017 at 07:46Dear Sir:I had reference the PWR_STANDBY_RTC sample code form STM32Cube_FW_L4_V1.8.0This sample code are work well and wake up about 30 second,but after move to my code get return fail atif(HAL_RCC_OscConfig(&RCC_OscI...
Resolved! HAL I2C Communication Problem
Posted on July 14, 2017 at 11:52Dear Sir/Madam,I am working on STM32F405 mcu.I developed my code on cubemx and HAL drivers.I want to interface microchip adc 'MCP3428' via HAL I2C drivers but unfortunately i was failed.Anybody of you please help me t...
HAL Documentation PDF Table of Contents
Posted on July 14, 2017 at 23:26Would it be possible to make the table of contents in the HAL Documentation PDFs more useful? Currently it looks like this:It would be way more useful if section 49.2 had headings in the table of contents for each fun...
Confused on TIM_SelectCCDMA
Posted on July 14, 2017 at 15:19I want to use Timer Capture event to generate DMA requests, how TIM_SelectCCDMA should be called?TIM_SelectCCDMA(TIMx, ENABLE)?This will set CCDS bit, but according the reference manual for STM32F303, bit CCDS should ...
USB HID keyboard
Posted on July 17, 2017 at 12:48How to turn On/Off leds on keyboard conected by usb/hid interface? Keyboard is working in BOOT mode
How to run or add STemwin library projects on STM32F429 Discovery with True Studio
Posted on July 17, 2017 at 11:10Hello Masters,I am trying to make a project with Gui Builder on STM32F429 Discovery. But i couldn't add libraries to my project on True Studio.Do you know any GUI project by TrueStudio for STM32F429 Discovery to refer...
STM32L071 : adjust RTC prescaler when using LSI
Posted on July 17, 2017 at 09:24Hi, My projetct using RTC based on LSI : I've see a code example where the TIM21 Input Capture of TIM_CHANNEL_1 is connect internally to the LSI clock output; to mesure periode and ajust prescaler (STM32Cube_FW_L0_V1....
