Digital LED Dice Simulator

Standard 7-LED Logic Array • Exact Excel Truth Table Mapping

LED COLOR:
SIMULATOR REV 2.4 7-LED DICE BOARD
READY
LED 1
LED 2
LED 3
LED 4
LED 5
LED 6
LED 7
OUTPUT: DICE #1
STATE: 1/7 LEDs

Press button or press SPACEBAR

SESSION ROLL STATS TOTAL: 1
⚀ 1
1
⚁ 2
0
⚂ 3
0
⚃ 4
0
⚄ 5
0
⚅ 6
0

EXCEL TRUTH TABLE LOGIC SYNCHRONIZED

Click any row below to manually test the dice pattern • Current rolled row is highlighted

ON OFF
DICE Led 1 Led 2 Led 3 Led 4 Led 5 Led 6 Led 7
OFF OFF OFF ON OFF OFF OFF
ON OFF OFF OFF OFF OFF ON
ON OFF OFF ON OFF OFF ON
ON ON OFF OFF OFF ON ON
ON ON OFF ON OFF ON ON
ON ON ON OFF ON ON ON

PHYSICAL 3×3 PINOUT

How the 7 LEDs are spatially placed to recreate dice numbers:

L1
-
L2
L3
L4
L5
L6
-
L7

BOOLEAN LOGIC GROUPS

  • • Center (L4): ON for odd values (1, 3, 5).
  • • Diagonal pair (L1, L7): ON for values 2, 3, 4, 5, 6.
  • • Opposite corners (L2, L6): ON for values 4, 5, 6.
  • • Side centers (L3, L5): ON only for 6.
Matches standard 4017 CMOS / microcontroller logic.