Double Play

Midway · 1977 · raster Horizontal · 2P · joy · dplay

Display

Type: raster Horizontal

Resolution: 260 x 224

Refresh: 59.54 Hz

Intel 8080 @ 1.997 MHz

Discrete Sound

Channels: 1

Players: 2

Coin slots: 1

joy, 8-way, 3 buttons

7400 TTL Logic · NAND gates - multiple locations

7474 TTL Logic · Dual D flip-flop - multiple locations

7493 TTL Logic · 4-bit binary counter - multiple locations

7408 TTL Logic · AND gates - multiple locations

7432 TTL Logic · OR gates - multiple locations

74153 TTL Logic · Dual 4-input multiplexer

74154 TTL Logic · 4-to-16 line decoder

9602 TTL Logic · Dual retriggerable monostable multivibrator

Double Play Game Logic PC 0619-00902A
Main game logic board

Mother Board P.C.Q013-00900
Main motherboard

Game Logic Board P.C.0619-00902
Game logic control board

Mother Board B-0080-00900
Main motherboard

Game Logic Board B-0819-00902
Game logic control board

Main Circuit Board
Main game PCB with serial number tracking

Input/Output and Memory Expansion circuit board
I/O and memory expansion board with serial number tracking

Data from MAME. On later hardware, game settings are typically in the Test/Service Menu, not DIP switches. Learn more

Switch	Setting	Options	Default
C1:1, C1:2, C1:3	Coinage	C1:1 C1:2 C1:3OFF ON OFF 2 Coins/1 Inning/1 Player, 4 Coins/1 Inning/2 Players, 8 Coins/3 Innings/2 PlayersON ON OFF 1 Coin/1 Inning/1 Player, 2 Coins/1 Inning/2 Players, 4 Coins/3 Innings/2 PlayersON OFF ON 2 Coins per InningOFF OFF ON 2 Coins/1 Inning, 4 Coins/3 InningsON ON ON 1 Coin per Inning ✱OFF ON ON 1 Coin/1 Inning, 2 Coins/3 Innings	1 Coin per Inning
C1:4	Unused	ON Off ✱OFF On	Off
C1:5	Unused	ON Off ✱OFF On	Off
C1:6	Unused	ON Off ✱OFF On	Off
C1:7	Service Mode	OFF Off ✱ON On	Off