STM32 MCUs products

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Forum Posts

STM32f100 DAC wrong Behavior

Posted on October 27, 2014 at 19:20Hi guys,I´m having some difficulties getting the DAC working properly with the STM32F100 LQFP48pins.First of all, Reference Manual says the followingOn 64-pin packages and packages with less pinsThe VREF+ and VREF-...

gerardo by Associate II
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  • 5 replies
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simple cmsis i2c & usart example

Posted on October 28, 2014 at 09:18hi friendsi need a simple example of initialing i2c(without dma) in cmsis function,a good comment and step by step initialing learning& usart cmsis based simple example with recieving interruptim a beginner & reall...

mhdizgah by Associate II
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  • 1 replies
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DCMI and SDIO problem

Posted on October 25, 2014 at 00:16Hullo guys , I 'm working with STM32F429I (on Open board from wave share) , and I m interfacing the OV2640 Camera , at the same time I have SD card attached , now the problem is that i can receive frames properly f...

STM32F103 migration to STM32F215 and .ld script

Posted on October 18, 2014 at 14:03 Hi all, I need to prepare a migration from existing fully functional code on STM32F103 (custom low level drivers, relatively complex interrupts and DMA schem, USB MSC with FatFS to drive uSD card : Nemu...

neoirto by Associate II
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STM32F429 LCD controlleur __ display in DE mode

Posted on October 28, 2014 at 11:20 Hello, I useSTM4F429II as LCD controller for application TFT display.  My TFT works in DE mode, in the datasheet thereis no information about VSYNC, HSYNC, HBP and VBP...  there are only info’s  about CLK period, ...

yuan by Associate II
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STM32F103RB + 3 ADC Channels + DMA

Posted on October 28, 2014 at 11:16Hi,ive used the forum search before but i cannot find any thread that fits to my problem.I tried to read out continiously 3 ADC channels from my sound filter electronics.I already got values but the values are so ....

Low power usage with STM32F0

Posted on October 27, 2014 at 20:45Hi! I am trying to find some pointers in designing a very simple low power application with STM32F0. Basically I need the system to be powered from a battery (probably 2xAA) and I need as long lifetime as possible....

STM32F10x Stop Mode & USB

Posted on October 24, 2014 at 20:11Hi I'm using STM32F103 in a battery powered device with USB (external power and data transfer over virtual com) When i run my device without power down and connect USB to PC everything ok. But after power down and ...

otmar by Associate II
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  • 4 replies
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GPIOH Pin1 as normal GPIO

Posted on October 27, 2014 at 10:17 Hello, since i used all other pins inside STM32F415RG, i decided to use GPIOH pin1 as my mux enable for ADC frontedend channel selection. GPIOH pin0 is used as 25MHz CLK in from TCXO CMOS clock source. ...