name: uPD7802 function: High end single chip 8-bit microcomputer with 8k ROM package: Strange kind of DIP64,64 manufacturer: NEC added-by: Jaap van Ganswijk +--()--+ pe15/ab15 | 1 64| Vcc (5V) clk out | 2 63| pe14/ab14 db7 | 3 62| pe13/ab13 db6 | 4 61| pe12/ab12 db5 | 5 60| pe11/ab11 db4 | 6 59| pe10/ab10 db3 | 7 58| pe9/ab9 db2 | 8 57| pe8/ab8 db1 | 9 56| pe7/ab7 db0 |10 55| pe6/ab6 int2 |11 54| pe5/ab5 int1 |12 53| pe4/ab4 int0 |13 52| pe3/ab3 /wait |14 51| pe2/ab2 mi |15 50| pe1/ab1 /wr |16 49| pe0/ab0 /rd |17 48| pb7 pc7 |18 47| pb6 pc6 |19 46| pb5 pc5 |20 45| pb4 pc4 |21 44| pb3 pc3 |22 43| pb2 pc2 |23 42| pb1 pc1 |24 41| pb0 pc0 |25 40| pa7 /sck |26 39| pa6 si |27 38| pa5 so |28 37| pa4 /reset |29 36| pa3 x2 |30 35| pa2 x1 |31 34| pa1 Vss (0V) |32 33| pa0 +------+ This information was added by a third party and may be incorrect. This pinout came from the Chipdir: http://www.chipdir.org/