STM32 MCUs Products

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Resolved! Code translation

Posted on June 11, 2018 at 08:37HiHow to change arduino uno code to STM32F103void setup(){ pinMode(9,OUTPUT); pinMode(10,OUTPUT); TCCR1B = (1<<WGM13)|(1<<CS10);  TCCR1A = (1<<COM1A1)|(1<<COM1B1)|(1<<COM1B0);  TIMSK1 = 1<<TOIE1; ICR1=511;  OCR1B=0; }...

Nucleo-144 SPI?

Posted on June 07, 2018 at 17:49Hi,I am using STM32L496 Nucleo-144 connecting SPI1 to external Adafruit MAX31865 PT100 temp sensor using breadboard with Saleae.For some reason (I have no clue at all), I got nothing from Saleae.One thing I kinda of c...

Multiple channels input capture at the same time

Posted on May 25, 2018 at 11:27Hello, I'd like to know if there is possibility to use all input capture channels at the same time?For starting timer i use function wich enable only 1 channel:HAL_TIM_IC_Start_DMA(&htim1, TIM_CHANNEL_1, &restWave[0], ...

Resolved! Problems showing more than one JPG image with 746D

Posted on June 07, 2018 at 20:40 I modified \STM32Cube\Repository\STM32Cube_FW_F7_V1.0\Projects\STM32746G-Discovery\Applications\LibJPEG example to show several images, see the code below, but images don't show. Only the first one is there whole....

LMI2 by Lead
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External reference voltage for STML4

Posted on June 11, 2018 at 23:16Hi,I have very weird issue with external voltage reference with STM32L4xx.I have a board which is using external voltage reference for STM32L476. I apply 3.3V to both VDDA and VREF+. The VDD is also powered with 3.3V....

jeffz by Associate II
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how to read SD Card 2 files at the same time by STM43F103RC

Posted on June 11, 2018 at 06:36I have a project that is a series speakers.  There are 2 speakers master speaker (MS)  and slave Speaker (SS)I want to design the MS as following function.1) use phone as controller through Bluetooth2) MS with SD card...

forest xu by Associate II
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Can VABT supply be higher than VDD ?

Posted on June 11, 2018 at 17:32I am developing an battery operatoad device, but at most of other IC are opearting form 1.8V that I would like to run STM32 from 1.8V as well. But batttery will be 3V, as other things need 3V as well. So qusetion is -...

andis by Associate
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Reading I2C device in minimal time

Posted on June 11, 2018 at 15:23Hello all,I am using STM32L432KB controller with LIS2DE12 accelerometer over I2C3.On the controller side,- when I use Normal mode (100KHz) with blocking API HAL_I2C_Mem_Read(), it took about 500 uSec to read a single ...

How HAL_UART_Receive_IT() works?

Posted on June 11, 2018 at 15:02Hello, I would like to know exactly how HAL_UART_Receive_IT() API works ...?I am using STM32L432KB controller with Quectel's BG96 module to send AT commands and receive its variable length responses.A demo code of my ...