Black Box PCW22A-R3, PCW22A-R4 manual Synchronous Device to Asynchronous Device

Page 5

PROTOCOL CONVERTER A/S-2G

4.2	Synchronous Device to Asynchronous Device		........................................................................22
	4.2.1	Line Control	22
	4.2.2	Synchronous Input Data Format	22
	4.2.3	Data Conversion	22
	4.2.4	Flow Control	22
	4.2.5	Verification of Data Reception	22
	4.2.6	Line Turnaround	22
5.0 Conversions and Connections			27
5.1	Transparency Mode of Operation		27
5.2	Installing or Replacing PROMs		27
5.3	RS-232 Cable Chart		27
5.4	Code Conversions		29
5.5	Printed Circuit Board Layout		31

4

Image 5

Contents Protocol Converter FCC Statement Protocol Converter A/S-2G Table of Contents Synchronous Device to Asynchronous Device RXC SpecificationsIntroduction Data Flow Control InstallationUnpacking and Inspection 2 SW2 SELF-DIAGNOSTICS Switch #4 on =Reset Options Reconfigure Switch ModeData Terminal Ready DTR Signal Options 5 RS-232 PASS-THROUGH OptionsModem or DIRECT-TO-TERMINAL Connection Clear to Send CTS Signal OptionsBaud Rate Options Cable Requirement Preparing the A/S-2G for Connection to a Synchronous DeviceCarrier Options External or Internal Clocking Option Command PASS-THRU Asynchronous Device to Synchronous Device OperationFlow Control USE of Carriage Return a 2770/2780 ModeLine Turnaround Presentation of Data from A/S-2G to Synchronous DeviceVerification of Data Reception 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 DeviceEbcdic characters stripped Data Flow A/S-2G to Asynchronous Device Operation EOT Conversions and Connections Transparency Mode of OperationInstalling or Replacing Proms GND RS-232 Cable ChartCode Conversions Special Conversions Printed Board Circuit Layout Printed Circuit Board LayoutPark Drive Lawrence, PA