Pepper Computer RS485, RS232 user manual Sm-Ssi

SMART I/O User’s Manual Chapter 6 Communications Modules

Connection

CLK+	CLK-	DATA-	DATA+	COM+	MATCH-	RESET-	DIR-	EORC	EOR1	EOR2
Pin 1										Pin 13
Pin 2										Pin 14
									GND

Input Circuit

+Vcc (24V)

Gnd (0V)

Encoder Schmitt-

WheelTrigger

Parallel-Serial		Input
Converter	Monoflop	Switch
Si		Clock
	Shift
SO
		Serial
		Data

SM-SSI

Photo	Photo	Parallel	Driver
Transmitter	Receiver	Data

Page 6- 28 ©1996 PEP Modular Computers GmbH October 01, 1996