6‑digit clock simulation — TPIC6B595 chain, LSBFIRST, no multiplex
Mode:
CLOCK
Time:
--:--:--
12/24:
24H
PM:
0
Bright:
4
Colon:
ON
RTC:
Inputs (match your buttons and IR keys)
Btn1: Enter/Next
Btn2: Date / +
Btn3: Temp / −
Btn4: 12/24 or °C/°F
IR Remote
IR Enter
IR Up
IR Down
IR Back
IR Temp
IR Date
IR Brightness
IR Display Test
Tip: Set time via menu (Enter → Yr→Mo→dA→Hr→Mn). Date/Temp/Test auto-timeout after 8s. Colon dims 23:00–08:00.