Ask questions, find answers, and share insights on STM32 products and their technical features.
Posted on March 07, 2016 at 10:57Hi,I am newbie for use the STM32 Timer, now i have a project for use the timer to do some jobs with periods, in the details.My project used MCU is STM32L151RCT6, i connected a GPS module to USART3 port to receive the...
Posted on March 03, 2016 at 12:09 Hello! I have a problem with stm32 F103ZET6 and CAN on alternate pinout - PB8 and PB9. I created a project using CubeMX, set PB8 and PB9 for can functionality, generated code and put it into Keil...
Posted on March 03, 2016 at 17:24 Dear Community I have an STM32F373RB device and I try to use the DMA to read the ADC1. However the DMA interrupt is not triggered. Since there is no example on the µC how to use DMA and ADC together with inte...
Posted on March 06, 2016 at 17:09Hi all, Finally I got together USB device VCP code to compile without errors for my STM32F105 board. I am constantly getting USB interrupts (I am printing messages and I get connected and disconnected). What could ha...
Posted on March 06, 2016 at 16:03Hello, When adding a USB CDC Device to my project using CubeMX I am getting an error in the clock configuration tab saying that the source of the clock has to be external? If USB is removed then there is no error. At...
Posted on March 05, 2016 at 21:14 I use stm32f105's usb otg interface in forced host mode. When I issued a bulk in transaction, after some nak returned (which is ok), keep retrying, then data came, this first transaction completed successfully. ...
Posted on April 16, 2014 at 11:37I'm having problems to produce correctly working landscape LCD with STemWin and STM32F429 discovery. I'm using STemWin_HelloWorld application from STM32Cube_FW_F4_V1.1.0 as a base for my tests. I don't need to rotate...
Posted on February 26, 2016 at 18:26Helloabout 'bkpt' instruction and no debugger attached? ( semihosting problem)I read that must be generated HardFault exception in this case but this never happens.I have already tested HardFault vector with divid...
Posted on March 04, 2016 at 17:38Hi all,Are there have any one know this problem, I have to trying send only one byte via I2C3, butI don't know why STM32F427 I2C3 will send the byte repeat? uint32_t I2C_WrBuf(I2C_TypeDef* I2Cx, uint8_t DevAddr, uint...
Posted on March 02, 2016 at 23:17I am a student from University of Cairo Iam trying to generate a 50 hz sinusoidal using my stm32f4 discovery board. I am running my timer in 10khz (switching freq = 10khz) and I am using a lookup table (generated fr...
