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    Dahua NVR5232-EI – Need help locating TTL pins & flashing via UART

    Hi everyone, I’m working on a Dahua NVR5232-EI board and I’m trying to recover it via TTL (UART). I need help with: Identifying the correct TTL pins (GND, TX, RX, VCC) on this board Confirming the correct voltage level (3.3V or 1.8V) Steps to flash full firmware via UART / bootloader I have...
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