WordClock Files

This is for WordClock-1 and WordClock-2 only.

This release is for all word clocks. It includes new features and new drivers for up to 16 displays using LEDs or VFDs, and up to 8 displays using B7971 Nixie tubes.

A new parameter was added to control the backlight with the light sensor. SW2 can be quick pressed at any time to switch to time mode for the period set in Time Display Override.

This update will force a factory reset of the parameters.

NTP and GPS for Heathkit GC-1000 Files

Using the wrong version will permanently crash the microcontroller.

Flash Download Tool for WordClock and GC-1000

Flash Download Tools (ESP8266 & ESP32) WordClock & GC-1000 NTP Only

NixiChron CPU Upgrade Files