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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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SD Card on STM32VL-Discovery

Posted on December 13, 2011 at 09:14Hi Has anyone got an SD Card or MMC talking to the Discovery board yet? I can't find much information on the forum. Can anyone, point me in the right direction?Thanks in advanceAmir #sd-card #mmc #stm32-discove...

apatel by Associate II
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How to read a sequence of bytes through I2C?

Posted on December 12, 2011 at 23:40Hello. I want to read a sequence of bytes from my accelerometer. I can't get it work.When I read byte by byte all is ok, but when I try to read sequence I can't get a true values.void ADXL_ReadSeq(uint8_t StartAdd...

STM32F10xx two USART at the same time

Posted on December 13, 2011 at 13:23Hello, Pardon by my english. I need two USART work at the same time. One USART is all the time sending bytes and the other USART is receiving bytes.I work with USART configures in Half Duplex mode. I work in baud...

silvia by Associate II
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EWARM version for STM32F3-Discovery Firmware?

Posted on September 27, 2011 at 00:52I checked that the last IAR version available for download don't have support for STM32F4xx yet. What EWARM version should be used to test the firmware? Are there EWARM Devices, Flash  and  Debug files to do the ...

Asantos by Senior
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DFU Driver for STM32F4

Posted on November 07, 2011 at 15:36Dear User, today i put on my board that was developed for STM32F2 the STM32F4 , the micro is working now i try to upload the code on it. I try to use DFU Demostration program , but it don't found any device availa...

rnavoni9 by Associate II
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Trouble connecting to computer

Posted on December 13, 2011 at 05:47I know this is a really noob question but I'm really new to STM micro controllers and I need some help. So I just bought the STM32 F4 Discovery board and I found a usb A to B connector so I connected it to my comp...

Connect accelerometer to stm32

Posted on December 04, 2011 at 23:11Hello. I have troubles with connecting adxl345 to stm32f103vet6.When I try to read a data from device, I always get '0'. For example:int16_vect3 myVec;ADXL_GetACC(myVec);///myVec.x now is '0', myVec.y=0,myVec.z=0I...

Am I right initialize I2C and read bytes?

Posted on December 06, 2011 at 18:19Hello. I have a device connected to stm32 through I2C1. Am I right initialize it?&sharpdefine DEV_ADDR 0x53uint8_t I2C_ByteRead(uint8_t Addr){ uint8_t tmp;    while(I2C_GetFlagStatus(I2CG, I2C_FLAG_BUSY)); // Whil...

Missing data on the SPI bus?

Posted on December 09, 2011 at 20:57 I have a Max3107 UART hooked up via the SPI1 bus on a STM32F103ZG. Currently, I can configure the UART, write data out and receive it. I'm trying to implement trigger interrupts because the UART has a 128 word...

STM32F107 IWDG does not make a reset

Posted on December 12, 2011 at 16:08Hello, I'm using the ST libraries to initialize the IWDG  with following code:  IWDG_WriteAccessCmd(IWDG_WriteAccess_Enable);   IWDG_SetPrescaler(IWDG_Prescaler_128);   IWDG_SetReload(0x400);   IWDG_ReloadCounter(...

hhosburg by Associate II
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