Fabricant inconnu

ATARI SYSTEM 2

HARDWARE DESCRIPTION | Main PCB | : A042571 ATARI SYSTEM II CPU | Main CPU | : DEC T11 @ 10 MHz (DEC 21-17311-02) | Sound CPU | : MOS Technology M6502 2.2 MHz | Sound Chips | : Yamaha YM2151 @ 3.579545 MHz, 2 x Atari Pokey @ 1.789772 MHz, Texas Instruments TMS5220 @ 625 KHz | Oscillators | : 14.31818 & 20.000 | VLSI | : 645 V D727B, VGC7205-0672, 137304-2002 [40pin DIP, row 7] | Other Chips | : 8645 137430-001 [40pin DIP, row 6/row 7] | Protection Chip | : Slapstic 137412-1** - | Slapstic F.A.Q. | Video Resolution | : 512 x 384 | Board composition | : A main board and a video board, with eeproms in both. | Hardware Notes | : The most notable difference between System 1 and 2 was the upgraded graphics, now running at medium resolution and requiring a newer medium resolution monitor. | Emulators : | MAME