STM32 MCUs Embedded software

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Resolved! How to connect several USB devices to STM32 as host?

Posted on November 27, 2017 at 18:18I have a design with a STM32F446ZC acting as USB host only, and need to attach at least two low speed HID devices (kbd, mouse). On the schema, one HID device is connected to PA9, 11, 12. The Cube agrees to this.An...

Pavel A. by Evangelist III
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new unprogrammed STM32F303xC into DFU mode

Posted on April 19, 2018 at 21:27If I buy a new STM32F303xC and solder it to my board, will it power up in DFU mode? Is it required to pull BOOT0 high to enter DFU mode? I would like to do first-time programming without manually using a jumper.#new-...

STM32H7 LWIP cache bug + fix

Posted on March 26, 2018 at 12:54 I have a Nucleo-H743ZI board that I'm running some ethernet code on, that I based on the LWIP example applications. The problem was that I could only ping it once on every reset. The problem went away when I disa...

Resolved! UART DR vs TDR/RDR registers

Posted on April 16, 2018 at 17:30I don't understand something, what's the point of TDR and RDR registers if during the Receive and Transmit functions they read/write into the DR register.Moreover UART is normally full duplex but if we read/write int...

oldone by Associate II
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image on lwip http server

Posted on April 16, 2018 at 16:33I ve been messing around with the http server example (netconn) of the lwip stack in stm32f4 dev board. the example works well and I see the example web page without probles. The problem apears when I change the web ...

Resolved! Porting of X-CUBE-CLD-GEN to NUCLEO-L4R5ZI

Posted on April 13, 2018 at 09:21Hi Team,I have downloaded the package X-CUBE-CLD-GEN, i want to port tohttp://www.st.com/en/evaluation-tools/nucleo-l4r5zi.html, i want to know what are the changes i need to do. I'm using Atollic IDE.i want to under...