eckstein Keyestudio ESP-01S Manuel

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Eckstein

Keyestudio

Keyestudio ESP-01S WiFi to Serial Shield for Arduino

(Black and Eco-friendly)

1. Description:

This is an expansion board for the ESP-01S WiFi module. After power-on, the module is in

BOOT flash mode. The AT command can be directly tested through the serial port on the shield.

To burn the firmware, first press and hold the Flash button on the shield, then click on burning

on the software interface, and press the RST button.

When release the Flash button, the module will enter the download mode and start burning the

firmware.

2. Technical Parameters:

⚫ Working voltage: DC 5V

⚫ Working current: minimum 500mA

⚫ Communication voltage: 3.3V

⚫ Environmental attributes: ROHS

⚫ Dimensions: 24mm*41.3mm*11.9mm

⚫ Weight: 3.8g

https://eckstein-shop.de/Keyestudio