Qwak (prototype)

Atari · 1982 · raster Vertical · 1P · joy · qwak

Display

Type: raster Vertical

Resolution: 256 x 240

Refresh: 60 Hz

MOS Technology 6502 @ 1.512 MHz

2x Atari C012294 POKEY @ 1.512 MHz

Atari C012294 POKEY @ 1.512 MHz

Channels: 1

Players: 1

Coin slots: 3

joy, 8-way, 1 button

6502 CPU · Main processor

2716 ROM · Program ROM

2114 RAM · System RAM

74LS Logic · Various TTL logic chips

Atari Custom Custom · Atari proprietary chips

LM309 Voltage Regulator · 5V voltage regulator

74LS Logic · Multiple locations · Various 74LS series logic ICs throughout schematics

2114 Memory · Multiple · Static RAM chips

74161 Counter · Multiple · 4-bit synchronous counter

74138 Decoder · Multiple · 3-to-8 line decoder

7474 Flip-Flop · Multiple · Dual D-type flip-flop

Main PCB
Game logic and display control

Main PCB C009637 Rev F
Main game board visible in schematic

F1 3A · Slow-blow

F2 1A · Fast-blow

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

Physical switch positions not available for this machine in MAME. Check the service manual below for DIP switch details.