B&B Electronics 485SDD16 manual Power Supply, Communications, Size

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Power Supply
Input Voltage:	8 Vdc to 16 Vdc @ 35 milliamps
	(Doesn’t include the power
	consumption of external devices.)
Connection:	Terminal Blocks or DB-25S
Communications
Standard:	RS-422/485
Addresses:	256 (Factory default = 48 decimal)
Turn-around Delay:	Software programmable from 0 to
	255 character transmission times.
	(Factory default = 1)
Baud Rate:	1200 to 9600 (automatic detection)
Format:	8 data bits, 1 stop bit, no parity
Connection:	Terminal Blocks

Optical Isolation: If optical isolation is required, use B&B’s 485HSPR high-speed optically isolated converter with this product.

Size	0.7" x 2.1" x 5.2"

485SDD16-1005 Manual	3	4	485SDD16-1005 Manual
B&B Electronics -- 707 Dayton Road -- Ottawa, IL 61350		B&B Electronics -- 707 Dayton Road	-- Ottawa, IL 61350
PH (815) 433-5100 -- FAX (815) 433-5104		PH (815) 433-5100 -- FAX (815) 433-5104

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Contents Electronics Mfg. Co. Inc Designed and Manufactured Ottawa, IllinoisInternet Sales@bb-elec.com Support@bb-elec.comTable of Contents 485SDD16 Specifications 485SDD16 FeaturesIntroduction Communications Power SupplySize Connections Digital I/O Connections485SDD16 I/O Port Pinout Serial Port ConnectionsExample of Multi-Node Network Commands 485SDD16 CommandsEquivalent Values SyntaxSet Output Lines Command Read I/O Lines CommandBit Assignments for I/O Lines Set Module Address Command Set Turn-around Delay CommandDefine I/O Lines Command Command AddrSC ArgumentSet Power-up States Command Read Configuration CommandRead Configuration command returns the modules I/O Command AddrRC Argument None ResponseInterfacing Digital InputsIsolated Solid State Input Digital OutputsProgramming Techniques SoftwareDigital I/O Mask Values Set Output States Command MSdefs = MSdefs and mask LSdefs = LSdefs and maskMSpups = MSpups and mask LSpups = LSpups and mask MSstates = MSstates or mask LSstates = LSstates or maskDefine I/O Lines Command Set Power-up States CommandCmnd$ = ! + CHR$Maddr + SO + CHR$MSstates + CHR$LSstates Maddr =Set Module Address Command MSpups = MSpups and NOTmask LSpups = LSpups and NOTmaskCmnd$ = ! + CHR$Maddr + SS + CHR$MSpups + CHR$LSpups LSpups = LSpups or &H20Demonstration Program Running Demonstration ProgramDecimal 485SDD16-1005 Manual Appendix a119 120 121 122 123 124 125 126 127 485SDD16-1005 Manual Appendix aAppendix B 485SDD16-1005 Manual Appendix BDecimal to Hexadecimal Conversion 2523rd Hex digit 240 4th Hex digit Decimal equals 10FC hexadecimalAppendix C Table C.2 DBM16 I/O Connections Table C.1 DTB25 ConnectionsDBM16 Interfacing Figure C.4 Solid State Input 485SDD16-1005 Manual Appendix CDBM16 Specifications Lines Power Supply Input VoltageTotal Connections SizeFigure C.10 DBM16 Schematic #addrRD Msb~ I/O msbI/O lsb ~ I/O lsb00FF01FE Comp = not x and &HFFTable D-1 Extended Commands 485SDD16-1005 Manual Appendix D