You will need firmware, NodeMCU flasher to flashing the firmware, and Esplorer GUI to test the firmeare. All the tool you can find it here. Wiring as below use a PL2303 USB-TTL here: TX-RX, RX-TX, GND-GND, 5V - VIN (more…)
The NodeMcu development board is sold out recently, not sure when the new stock will arrive. The development has some peripheral circuit to ease your usage, including USB-UART, USB5V-3.3V power supply, buttons, and lead out all the IOs. But you can still use the Wi07-12 standalone without the dev board, we...
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