STM32 MCUs Products

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stm32f0 uart1 rx interrupt problem

Posted on November 04, 2017 at 11:50helloI have stm32f030f4p6 Microcontroller and using iar Compiler , library cmsis , After confige Uart1 the RXNE , FE and CMF bits return 1 whereas not recieve or send was done if I dont set RXNE bit to 0 thats Stu...

STM32F334 Burst DMA

Posted on July 27, 2016 at 02:33I have been trying to get the burst DMA working across Timers on the STM32F334 without success. The reference manual has; The burst DMA mode is permanently enabled (there is no enable bit). A burst DMA operation is st...

STM32479I-Eval USB Mass storage

Posted on November 04, 2017 at 06:31Hi Everyone,I recently bought the STM32479I-Eval board and downloaded STM32Cube_FW_F4_V1.17.0 and testing the High Speed USB Mass storage device sample .Application is working fine and able to see Mass storage dev...

suresh k by Associate
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Is there a support for a Star Topolgy?

Posted on November 03, 2017 at 21:52Hi,We are trying to investigate whether there is a ST development kit that can support hub feature.Meaning, suppose we have 2 ST kit running BLE stack with lets say heart rate monitor application.Then we have anot...

asha by Associate
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My MCLK on SAI1 Block A stopped working?

Posted on November 03, 2017 at 17:25I have been developing a TDM audio system for a multi-mono output system.  I had the SAI1 BlockA working great a few weeks ago but now I'm not getting anything out of the MCLK or other pins.  I haven't changed the...

STPM32 Regulator outputs

Posted on November 03, 2017 at 20:49Hi,It is shown at the schematic of EVALSTPM32 evaluation board , both 3V and 1.2V voltage regulator outputs are connected to ground via some capacitors. Is it mandatory to terminate these pins as shown in the sche...