ocr: 21-14D0-D7 Y-K AO-A12 1N4148 12 BA K A V N D -NMI D B 1N4148 vgC - 15 GND D4 1N4148 UGA 10 CLK 4 -IRG VI 3 2 D CLK R G 5 K 1N4148 2.2K vCco ENT ENP CLR LOAD 74LS163 RCO 1000 12 U7D D8 CLK CLR G8 19 - 10 1E 11 4 7 VCCC GNDO FREEZE 1N4148 E a 6 74LS74 74LS02 74LS273 2.2K 10K 112 A13 A14 12 2.2K vec JPP 27256 GND UGB D D 12 Ovcc GI P Y 1N4148 V 1N4148 CLK< 11 RESET 8 G E 74LS74 C RESET K P 100 vX 11-ROML K 1N4148 1N4148 74L502 1N4148 -ROMH> K 15K 1N4148 7 -I01 V 1N4148 3 L0 02 4 GND H5 H A14 A7 U7B 13 14 CE: 74LS02 E CLK2 GNDO 5 -R/W 825129 U2 AO AO U 9 -EXROMI 68 -GAME 16 U7A 74LS02 NOTE: U5 may ...
