microHAM DIGI KEYER
firmware v5.0
microHAM · Released Nov 22, 2007 · First seen Sep 9, 2026
Source:
microham.com
v5.0 is not the latest firmware for the microHAM DIGI KEYER: the current version is v5.4 (March 5, 2008). Go to v5.4
In short — summary by updatemystuff.com
PS2 BackSpace key now acts as ESC; protocol updated for router v5.1.0 compatibility.
- PS2 BackSpace remapped to ESC
- Keyer protocol and settings format updated for router v5.1.0
Written from microHAM's release notes, which are printed in full below.
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What's in this update
- Some changes in keyer protocol and settings format was introduced to be compatible with router v5.1.0. Hence firmware MUST be upgraded and power-up settings MUST be again stored to EEPROM of keyer.
- BackSpace on PS2 keyboard now functions as ESC.
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