These are the parts required to build SC509, v1.0, Z80 PIO card designed for Z50Bus.

Reference	Qty	Component
PCB	1	SC509, v1.0, PCB
C1 to C3	3	Capacitor, ceramic, 100 nF
C4	1	Capacitor, electrolytic, 100 µF
JP1	1	Header, male, 2 x 8 pin, angled
Jumper shunts	6	Jumper shunt
P1	1	Box header, 2 x 25 pin, angled, or Header, male, 2 x 25 pin, angled
P2 + P4 + P6 + P8	1	Box header, 2 x 13 pin, angled, or Header, male, 2 x 13 pin, angled
P3 + P5 + P7 + P9	1	Header, male, 1 x 27 pin, angled
R1	1	Resistor, 10k, 0.25W
RN1	1	Resistor network, 8 x 100k, SIL, 9-pin
Spacer	1	Spacer, 10mm, M3, nylon
Screw (for spacer)	1	Machine screw, 6mm, M3
U1	1	74HCT688
U2	1	Z80 PIO Z84C2008, or Z80 PIO Z84C2010
U3	1	74HCT08
IC socket 20-pin U1	1	20-pin PDIP socket
IC socket 40-pin U2	1	40-pin PDIP socket
IC socket 14-pin U3	3	14-pin PDIP socket