: Plug in the programmer. In NeoProgrammer, the status bar should change from "device state not connected" to "device state connected" . 2. Physical Chip Connection
Extract the NeoProgrammer 2.1.0.19 folder to a dedicated directory (e.g., C:\NeoProgrammer ). neoprogrammer 21019 ch341a
: Reseat the SOP8 clip, shorten the jumper wires, or use an external power supply for the target board. "Device Not Found" Cause : Incorrect USB driver installed. : Plug in the programmer