Home Networking Devices Dealikee ESP-01S Serial WiFi Wireless Transceiver Wifi Adapter Module with CH340G USB Converter Compatible with Arduino

Dealikee ESP-01S Serial WiFi Wireless Transceiver Wifi Adapter Module with CH340G USB Converter Compatible with Arduino

£3.92

Document link https://tinyurl.com/y2svtas5, The 01S is DOUT protocol, please choose SPI MODE as DOUT when you program it.
Baud Rate: 115200, 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, please install driver before use it.
ESP-01 serial wifi module can be directly plugged into the yellow pin header without any connection wires.
What you will get: 1PCS ESP-01S module and 1PCS USB adapter.

SKU: B08NP8HL2R

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Document link https://tinyurl.com/y2svtas5, The 01S is DOUT protocol, please choose SPI MODE as DOUT when you program it.
Baud Rate: 115200, 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, please install driver before use it.
ESP-01 serial wifi module can be directly plugged into the yellow pin header without any connection wires.
What you will get: 1PCS ESP-01S module and 1PCS USB adapter.