Publication: Syntax
Pub Details: Syntax/Syntax ZX80 v1 n2 (Volume 1, Issue 2)
Date: December 1980
Pages: 12
PIN BOTTOM TOP 23 NC NOT REFSH 22 A4 NOT M1 21 A5 NOT RESET 20 A6 NOT BUSRQ 19 A7 NOT WAIT 18 A8 NOT BUSAK 17 A9 NOT WR 16 A10 NOT RD 15 A11 NOT IORQ 14 A12 NOT MREQ 13 A13 NOT HALT 12 A14 NOT NMI 11 A15 NOT INT 10 A3 D4' 9 A2 D3' 8 A1 D5' 7 A0 D6' 6 NOT CLOCK D2' 5 0 VOLT D1' 4 0 VOLT D0' 3 SLOT SLOT 2 9 VOLT RAM CS 1 1 5 VOLT D7'
Top is component side; bottom, solder side. This is a Z-80 bus.