STM32 MCUs Boards and hardware tools

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STLink-V2 Issue

I am having trouble communicating with a STM32F042K6T6 microcontroller (on a custom soldered board) via a ST-LINK V2. Whenever I try to connect I receive the error: “Cannot connect to target!�? The STLink V2 does register and I can see it in the soft...

JReas.1 by Associate
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Using STLink V2 with openocd sometimes persists HW breakpoints. Is there a quicker way to clear them other than disconnecting the STLink V2 for an extended period of time.

Every once in a while when remote debugging I wind up with not being able to set HW breakpoints. There's no clear indication of when this will happen, and I'm typically only setting a single break point. If I disconnect the USB to the STLink V2 fo...

BBick.1 by Associate II
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For a freshly soldered STM32F4 chip on a consumer product, is the chip defaulted to allow USB DFU when usb cable is plugged in .

I can't imagine for pre-production to have to tie boot to vcc or the like as it is described on the discovery boards. Would be complicated to do this and will have to introduce additonal circuitry like a switch or rc circuit. If so can someone provid...

Baze by Associate II
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Resolved! Pinout diagram for STLink V3 mini to the STM32H7 Board. STLinkV3 has Virtual com port(UART) and SWD pins. with that I want to know how it will connect to the STM32 board?

I am designing my own board using STM32H7 controller. I am trying to flash the code using STLink V3 mini cable(SWD) and STLink V3 cable is having Virtual com port(UART) also for communicating to the board to the Host PC. How this connection will look...

VRapa by Associate II
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