DDI CLONE ASSEMBLY

1.Check all components,

U1 D765AC
U2 74ls27
U4 74ls08
U5 74ls132
U6 74ls136
U7 74ls74
U8 74ls38
U9 74ls38
U10 2sc1815 transistor
U11 2sc1815 transistor
U12 AT27c256
U15 FDC9229T
U16 74ls240
u17 74ls32
C16- jumper (power from Amstrad)
c15 47pf
Rest cap 100nf
D1- 1n4148
r2,r5,r3,r1,r4,r6,r13,r20,r21 - 680 om
r12,r16 - 2k2
r11,r10,r14,r9 - 1k
r15,r17 - 560 om
r18 180 om
r19 10k
001 (213 kB) 002 (262 kB) 003 (268 kB) 004 (276 kB) 005 (311 kB) 006 (302 kB) 007 (270 kB) 008 (238 kB) 009 (192 kB) 010 (224 kB) 011 (166 kB) 012 (172 kB) 013 (173 kB) 014 (151 kB) 015 (135 kB) 016 (144 kB) 017 (247 kB) 018 (134 kB) 019 (288 kB) 020 (152 kB) 021 (255 kB) image001 (148 kB) image002 (271 kB) image003 (226 kB) image004 (119 kB) image006 (156 kB) image007 (168 kB) image008 (186 kB) image009 (267 kB) image009 (267 kB) image010 (245 kB) image011 (256 kB) image012 (261 kB) image013 (323 kB) image014 (199 kB) image015 (191 kB) image016 (230 kB) image017 (182 kB) image018 (239 kB) image019 (174 kB) image020 (166 kB) a (224 kB) b (193 kB) c (263 kB)