ZiLOG Z80 User Manual

20
Step 6
Fit andsolder connectorP3and P4.
Takecare to ensurethe pinsare parallel tothe circuitboard.
Connector P3is optional, so if you wantto put theRC2014in a case or justdon’t like
the lookof it,you canleavethis connector off. Alternatively youmight prefera
different connector,suchas a femaleheadersocket.
Connector P3pin 15is a ground terminal between the twoport I/O connections.
Youmay wishto removethis pinbefore assembly, so that itis easierto visually
identifyrequiredconnections.Alternativelyyou mayfeel anextra groundpin in
more useful.See schematic for pin-out.

ZiLOG Z80 Specifications

General

Manufacturer	ZiLOG
Introduction Year	1976
Clock Speed	2.5 MHz to 20 MHz
Data Width	8-bit
Address Width	16-bit
Instruction Set	Z80
Transistor Count	8, 500
Package	40-pin DIP
Category	Microprocessor
Memory Address Space	64 KB
Voltage Supply	5V