STM32 MCUs Products

compatibility between LL library of stm32f4 and stm32f7

Posted on July 12, 2017 at 13:35the LL library of the stm32f4xx and stm32f7xx , is the same ?

STM32F429 external nor flash data not persistent using FSMC

Posted on June 12, 2017 at 14:24Hi,I am using STM32F429ZET6 controller in my custom board. I have used JS28F00AM29EWHA Nor flash from micron.The interface between the controller and external nor is a parallel bus. I have made FMC_Init and GPIO_Init ...

Problem BlueNRG-1 and ST-Link Debugger under Eclipse

Posted on July 19, 2017 at 15:28I have the STEVAL-IDB007V1 DK with the BlueNRG-1 chip. First I work with IAR Embedded workbench and it works fine.Today I install Eclipse with the system workbench for STM32 and port the Project for eclipse.It works f...

Working with sockets on the STM3210C-EVAL board

Posted on July 18, 2017 at 09:26I'm trying to write application on the STM3210C-EVAL that will open multiple tcp connections.I've started with the VisualGDB STM32 CubeMX sample LwIP_TCP_Echo_Client sample and it works on my eval board (the applicati...

Can we download the EPS or SVG of the STM32 Nucleo-144 Board for use in Fritzing?

Posted on July 19, 2017 at 14:25http://fritzing.org/ is an open source graphical PCB development tool. What's unique about Fritzing is that it relies on vector graphic files so that it can render very beautiful diagrams at high resolutions. It's a v...

STM32F7 I2S DMA byte order issue

Posted on July 18, 2017 at 18:34Hi,I'm trying to use the STM32F746 I2S2 with DMA (to transmit data), but my datas are send in the wrong byte order.My I2S configuration is : slave TX 32bits @ 192KHzThe DMA send data from a 32bits array in memory to t...

What will take the least processing time to clear RXNE flag

Posted on July 19, 2017 at 12:50 To clear the RXNE Flag of an USART, you can either read the RDR register or set the RXFRQ flag in de RQR register. Which of these two methods will take up the least processing time? void USART2_IRQHandler(vo...

What kind of functions of STM32F4 series can be limited when it is supplied by 1.8V VDD?

Posted on July 19, 2017 at 04:06Dear sir:What kind of functions of STM32F4 series can be limited when it is supplied by 1.8V VDD?thanks!panxiaohong#what-kind-of-functions-of-stm32f4-series-can-be-limited

STM32L4_SPI

Posted on July 19, 2017 at 10:46In STM32L4 SPI 1 i am use in Receive only master mode and hardware NSS signal in output mode.In that project how to control the NSS pin (chip selection pin),I am use only one slave MCU is master ex.ADC is slave....

Soldering Failed

Posted on July 17, 2017 at 09:06I was using STM32F103VET6 (LQFP) for 3 years. At this time, we found some parts' pins were dark and the showed assembly in Philippine. Last lot parts came from Korea which were fine. So we followed AN2639 document to ...

STM32 MCUs Products

Forum Posts

compatibility between LL library of stm32f4 and stm32f7

STM32F429 external nor flash data not persistent using FSMC

Problem BlueNRG-1 and ST-Link Debugger under Eclipse

Working with sockets on the STM3210C-EVAL board

Can we download the EPS or SVG of the STM32 Nucleo-144 Board for use in Fritzing?

STM32F7 I2S DMA byte order issue

What will take the least processing time to clear RXNE flag

What kind of functions of STM32F4 series can be limited when it is supplied by 1.8V VDD?

STM32L4_SPI

Soldering Failed

read multiple samples from adc each 10 seconds wit...

Strange Behaviour HAL_TIM_PWM_Start_DMA

STM32C092 and CAN FD transceiver selection

How to protect FW from copying on not original boa...

STM32wle5 Low power

Flash SR errors on startup