- B0. Some HCT parts are changed to HC
- B1. Split TIMER into modules for improved readability
- B2. Split TIMER into modules for improved readability
- B3. Issue #12. Fixed all issues for test 02
- B3. Master Switch for Mode Change. (Old vs NEW)
- B3. Some HC parts are changed to HCT
- B4. Added TOD PCB and SCH
- All boards. Published upgrade procedures