ACC Keyboard for Open Interface III

This revision is from 2017/12/10 00:44. You can Restore it.

Hardware
Firmware

This keyboard plug in Open interface III with IP switch realize low latency (<4ms with ethernet switch) IP control 16 output relays in two bank. BankA switch each each independet output on/off. BankB switch always one output from eight available. BankA is upper line switch buttons, BankB bottom line.

Hardware

Schematics
PCB 3D view
Soldering plan

Firmware

Keyboard functionality enable in Open Intrface III firmware with enable below variables to 1

boolean ACC_KEYBOARD    = 1;          // Shift in/out register via ACC
boolean KeyboardAnswLed = 1;          // Keyboard Led shown answered UDP packet from IP RemoteSwitch

Also must be installed and configured ethernet module

boolean ETHERNET_MODULE = 1; // enable ETHERNET module (must be installed)

and IP Switch with ESP32-GATEWAY in local network with DHCP

boolean RemoteSwitch    = 1;          // IP controled remote RemoteSwitch

devices are pair in network automaticaly