STM32 MCUs Products

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STM32F042: voltage sourced by pin in analog mode

Posted on February 15, 2015 at 14:15Hello, I've found strange problem with voltage sourced by pin in analog mode, I don't recall noticing this with STM32F1 nor F3. Attached file contains very basic project with code copied from ADC/DMA circular mode...

ili9163 spi LCD Help Please!

Posted on February 17, 2015 at 12:00Hi guys , I wrote this simple code based on the ili9163 documentation and what what i found online of the arduino library writen for the same display , yet all what i was able to do is get the Background LED to li...

monta by Associate II
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My I2C is very slow, need help :)

Posted on February 18, 2015 at 12:42 Hello everybody, I have a problem with I2C on STM32F4 I communicate with a touchpad controller: everything is OK, I can configure this I2C controller and get its datas. But when I communicate it...

stm32f429 and lcd in de mode

Posted on February 18, 2015 at 14:14Hi, i am trying how to connect stm32f429 to lcd screen. Screen supports de and sync mode. I don't know what mode should i use. Know,that stm32f429 has embedded tft controller, does it support de mode?

PWM max voltage 3 V !!!

Posted on February 18, 2015 at 10:07I use a STM32f4vgt6 and I configured the PWM to control a DC motor. The problem is that when I measure the output PWM tention I notice that it does not exceed the 3V. When I connect the VDD pin to 5V, the problem ...

haythem by Associate II
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Problem Uploading code to STM32F103ZCT7

Posted on February 16, 2015 at 12:59Hello all,I am having problem in updating the code to STM32F103ZCT7 using ST link V2.I am getting the error as ''Can not connect to divice; Internal Command Error''I am using three pins SWDIO, SWCLK, NRST. I have ...

Use a pin for PWM capture input AND counter

Posted on February 12, 2015 at 09:28Dear all, Do you know if it is possible to get from a single pin a capture PWM input (and get the frequency) and on the same pin, to be able to count the number of pulse ? Currently I have ''capture PWM input'' on...

laurent2 by Associate II
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Code and vector in SRAM

Posted on February 17, 2015 at 17:36Hello, I want to have a fast interrupt with the STM32F429 at 168MHz. I use EXTI interrupt who toggle an gpio for test. I measure the time with a scope between the exti pin front and the gpio output front. I made...

eric2 by Associate
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Free Development Tools for STM32 Microcontrollers

Posted on February 17, 2015 at 14:5802/17/2015STM32 users can now choose from three IDEs from leading vendors, which are free of charge and deployed in close cooperation with ST. Users can choose between: CooCox CoIDE: support all STM32 devices b...

STM32F4 Bootloader - DFU USB and not DfuSe

Posted on February 17, 2015 at 14:10Hello,the STM32F4 Library has an example for DFU over USB (usbd_dfu.c). However, it is implemented the DfuSe way, so it does not follow the DFU standard and can't be used with software which follows the standard. ...