ESP-01S programming Jig


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SKU: esp01sjig Category: Tag:


This is a programming jig for an ESP-01S. You can program the ESP-01S with is via or Arduino then easily switch out of programming mode and run your program from the USB supply.

Working voltage: 4.5V – 5.5V (Onboard 3.3v LDO Regulator)
Working current: 300mA(LDO regulator can supply)
Selectable working mode: On-board toggle switch. UART side for serial TTL debugging by AT commands, PROG for firmware programming
USB to serial TTL chip: CH340G
Logic level: 3.3V