Protocol Converter | Black Box PCW22A-R3, PCW22A-R4 instruction

AUGUST 1998

PCW22A-R3

PCW22C-R4

Protocol Converter

A/S-2G

	A/S	-2G
	A/S
B	RXC	PWR
B	RXC
PORT	TXC
DSR
DTR
CTS
RTS

RXD

TXD

	A	CDB
	A	CDA
	PORT	CDA
	PORT	DSR
	DTR	DSR
	DTR
	CTS
	RTS

RXD

TXD

	CUSTOMER	Order toll-freein the U.S.: Call 877-877-BBOX(outside U.S. call 724-746-5500)
	SUPPORT	FREE technical support 24 hours a day, 7 days a week: Call 724-746-5500or fax 724-746-0746
	INFORMATION	Mailing address: Black Box Corporation, 1000 Park Drive, Lawrence, PA 15055-1018
	INFORMATION	Web site: www.blackbox.com • E-mail:info@blackbox.com
		Web site: www.blackbox.com • E-mail:info@blackbox.com

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Black Box PCW22A-R3, PCW22A-R4 manual Protocol Converter

Contents

Protocol Converter FCC Statement Protocol Converter A/S-2G Table of Contents Synchronous Device to Asynchronous Device RXC Specifications Introduction Unpacking and Inspection InstallationData Flow Control 2 SW2 SELF-DIAGNOSTICS Switch #4 on = Reset Options Reconfigure Switch ModeData Terminal Ready DTR Signal Options 5 RS-232 PASS-THROUGH Options Baud Rate Options Clear to Send CTS Signal OptionsModem or DIRECT-TO-TERMINAL Connection Carrier Options Preparing the A/S-2G for Connection to a Synchronous DeviceCable Requirement External or Internal Clocking Option Command PASS-THRU Asynchronous Device to Synchronous Device Operation Flow Control USE of Carriage Return a 2770/2780 Mode Verification of Data Reception Presentation of Data from A/S-2G to Synchronous DeviceLine Turnaround Data Flow A/S-2G to Synchronous Device NAK Echo CR LF Send block F Echo all but CR LF Data Flow A/S-2G to Synchronous Device Synchronous Input Data Format Synchronous Device to Asynchronous Device Ebcdic characters stripped Data Flow A/S-2G to Asynchronous Device Operation EOT Installing or Replacing Proms Transparency Mode of OperationConversions and Connections GND RS-232 Cable Chart Code Conversions Special Conversions Printed Board Circuit Layout Printed Circuit Board Layout Park Drive Lawrence, PA