These are the parts required to build SC137, v1.0, I2C bus master module.

Reference	Qty	Component
PCB	1	SC137, v1.0, PCB
C1 to C4	4	Capacitor, ceramic, 100 nF
JP1	1	Header, male, 2 x 8 pin, angled, or Header, male, 2 x 8 pin, straight
Jumper shunts	8	Jumper shunt
LED1 and LED2	2	LED, blue, 3mm
P1	1	Header, male, 1 x 40 pin, angled
P2 and P3	2	Header, male, 1 x 6 pin, angled
R1 and R2	2	Resistor, 10k, 0.25W
R3 and R4	2	Resistor, 1k, 0.25W
RP1	1	Resistor pack, 8 x 10k, SIL, 9-pin
IC socket 20-pin U1	1	20-pin PDIP socket
IC socket 14-pin U2 to U4	3	14-pin PDIP socket
Integrated circuits
U1	1	74HCT688
U2	1	74HCT74
U3	1	74HCT125
U4	1	74HCT32