CoinWifi ESP32 Sub Vendo Installer

Firmware v1.1.0 · flashes the ESP32 and links it to your main board

1Connect the ESP32

Plug the ESP32 into this computer with a USB data cable, then choose its port (usually "CP210x", "CH340" or "USB Serial"). If no port appears, install the CP210x or CH340 USB driver.

2Install CoinWifi firmware

Erases the ESP32 and installs the sub vendo firmware (about 30 seconds). If it doesn't start, hold the BOOT button on the ESP32 while it connects.

Ready

3Link to your main board

Enter the WiFi of one of your CoinWifi access points and the pairing key from the main board's admin › Sub Vendos.

WiFi name (SSID)

WiFi password (blank if open)

Pairing key

Main board IP (blank = automatic)

Pins (optional)

Coin signal GPIO

Coin slot relay GPIO (-1 = none)

Status LED GPIO

Pulses per peso

4Check the link

Chip ID: —

Connect to WiFi
Link to the main board with the pairing key
Sub vendo license

Technical log