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New possibilities for the ultra-low power segment!

STM32U0 is the first Cortex-M0+ with a static consumption of only 160 nA in standby mode with RTC (Real-Time Clock) and 16 nA in shutdown. It also achieves 118 points in CoreMark and targets SESIP level 3 and PSA level 1 focusing on firmware code pro...

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Unique device ID address in STM32F2xx

Posted on December 10, 2013 at 12:32Hi,I have been looking for some time and I cannot find an answer. In a previous project I found the UID for the STM32F107 using the following function. Can someone tell me what the equivalent for STM32F2 is?void G...

periphe

Posted on December 10, 2013 at 12:34heloo,I have problem ? how to use the null-modem female/female RS232 cable between the DB9 connectr CN16 (USART3) and PC serial ??can you give me a picture please ? 

tifou by Associate II
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Using BOR against FLASH corrupt

Posted on December 10, 2013 at 13:07I have a problem that rarely 1 sector of my FLASH is erase but not written again. I use to rewrite this sector at power up by erase it and write new data in it. The problem is that I don't know when it happen. I m...

Barbie by Associate II
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CAN communicatino problem discovery f4

Posted on December 09, 2013 at 20:45Hello I have a problem with CAN transmission and reception I have tried to make it connecting the CANRX to the CANTX, but it doesn't work. I have found the same problem when trying to make connection with other bo...

hadjrami by Associate II
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How to measure speed of STM32F429

Posted on December 10, 2013 at 06:34I have a STM32429I-EVAL board, initialized it and made it work, but I am not sure if the processor speed is up to max. The function RCC_GetClocksFreq returns 180 MHz, but cannot trust its return. I did a loop to t...

STM32F4 Discovery as SPI slave with interrupts

Posted on June 13, 2013 at 11:08hi,  I am working on  a project where I need to sample some data using the ADC in discovery at 1MSPs and transfer it to a raspberry pi board via SPI. As Rpi supports only SPI master mode the discovery board acts as a ...

Suggest an Eval Kit for STM32F101CB ?

Posted on December 09, 2013 at 06:37Hi, I am in search of Evaluation Kit for STM32F101CB , I am bit confused about picking a right evaluation board for this processor :( Can anyone please suggest me a good evaluation environment for STM32F101CB  ??...

STM32F0 CPAL I2C

Posted on June 01, 2013 at 17:23I'm trying to use to CPAL library to send data between I2C1 and I2C2 devices. I use STM32F0DISCOVERY. I2C1 is master, I2C2 is slave. In logic analizer I see that master send addres of slave but no ACK from slave. In ...

STM32F4 Discovery FSMC not working in 8bit mode

Posted on July 15, 2013 at 21:40 Hello I am working on a project that uses FSMC .Everything is fine when I use 16bit mode but in every write i need to shift the data <<8 to bring it on to the D8-D15 lines . I cant use DMA like this . so i need a...