Ask questions, find answers, and share insights on STM32 products and their technical features.
Posted on October 12, 2015 at 11:14I use the STM32L151RBT6.I can work well with a clock initialized with the ''Code 1''HSI 32MKz or with a clock initialized with the ''Code 2'' MSI 4MHz.But I do not know how to change the clock in runtime.I would li...
Posted on October 13, 2015 at 21:54Hello everybody! I am a senior working towards my B.S. in Electrical Engineering and recently started my senior design project. I am one member of a team who is working on developing a program to better expose peop...
Posted on October 15, 2015 at 14:06 Hi! I have to receive string from USART and them interpret it and make other function(s) depends of string. I saw Clive's example but could someone tell me how can I interpret string ? Please help me :( ...
Posted on October 16, 2015 at 09:36i am workin on diplaying no''s on 7 segment via stm32f072b the problem is that the o/p is not appearing on the 7 segment ive connected pins of 7 seg to gpioA and gpioC via a 3.3k resistor the follwing is the code#i...
Posted on August 01, 2014 at 12:25Hello, I have a problem with my LCD RX12864H-BIW. I want to use SPI communication but my LCD does not responding. Help me please #stm32f100rb-spi
Posted on October 16, 2015 at 07:51Hello.I'm trying to use DMA for graphic LCD control on F429(STM32Cube_FW_F4_V1.8.0).LCD spec is 160x128 and color is 16bit(RGB565) and bus type is 8bit parallel.So I'm using FMC to access LCD and now it's working w...
Posted on October 16, 2015 at 07:22Hi, I'm using STM32F407VE as I2c master and STM32F091Cb as I2c slave .In slave i have stop the i2c communication for some certain interval and start again . at that time the communication between the both is not ha...
Posted on October 15, 2015 at 11:52 Hi.I'm using 6MHz external crystal for STM32F0 instead of 8MHz.Following standard setup,i have successfully clocked the APB & AHB at 48MHz via PLL with the following modification on the code pasted below: ...
Posted on October 15, 2015 at 16:34I'm porting SDcard code from FatFS_uSD_FreeRTOS for stm32446_eval in STM32Cube to stm32f4-discovery.Reading blocks seems fine, but writing blocks failed.I debugged with GDB. when write it returned crc failed.here i...
Posted on October 12, 2015 at 23:51I have an Discovery board. It has the provision to pass the UART of the target through the on-board ST-Link. I have searched the literature on the board and the manuals. I havent been able to find how this works. I...
