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Joe.H
Senior
since ‎2019-04-10
‎2024-12-05

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  • 52 Posts
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Unprotect Flash to write a new Bootloader

2024-12-02
I'm using a STM32F103RCT6Flash contains my own boot loader in pages 0 thru 10 and main application in 11 thru 61.When the device is flashed in manufacturing, protection is set to prevent reading and writing via the jtag port.I need to update the boot...

STM32 Hardware implementation USB Host vs Device

2024-06-21
I want to use a STM32G4 device in a new project but I was disappointed to find the USB implementation only supported Device mode.What is the hardware (implemented in the MCU) that make it capable of host mode from device mode (OTG supports both)?  Wi...

STM32F103 - IAP (In Application Programming) - Clock and Speed?

2022-09-21
Currently have a STM32F103 running HSE + pll with a SysClk of 72 mhz.I want to use one of the upper flash memory blocks for storing application information - which means I need to erase and program the flash memory from my application (I do this all ...

STM32H745 - USB power pins - connect to VDD or Open

2022-01-13
If you are NOT using USB with the STMH745 - what is best practice - Connect both the 5 and 3.3 USB power pins to 3.3v or leave them unconnected?

STM32H745 - unused SMPS pins

2022-01-11
I don't use the internal Step Down regulator. How should the pins be tied?Should VDDSMPS be tied to VDD and VSSSMPS to GND with VLXSMPS and VFBSMPS left open?OR - should they ALL be left open?Documentation only speaks as if they are to be used - no c...
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