Digi 90000278_B manual DB-9 Serial Interface P1, Pin Signal

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DB-9 Serial Interface (P1)

The following figure helps you locate specific DB-9 pins and the table maps signals to pins.

Pin 1	Pin 5

Pin 6	Pin 9

Pin	Signal

1	Data Carrier Detect (DCD)

2	Receive Data (RxD)

3	Transmit Data (TxD)

4	Data Terminal Ready (DTR)

5	Signal/Chassis Ground (GND)

6	Data Set Ready (DSR)

7	Request To Send (RTS)

8	Clear To Send (CTS)

9	Unused

Digi One EM Hardware Reference

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Contents Hardware Reference Manual Digi One EM Page Contents Appendix B Digi One EM Certifications About This Guide T r o d u c t i o nIntroducing the Digi One EM Support Information Digi One EM Drawing O u t t h e D i g i O n e E MConnectors Power and Serial Interface P4 Connectors Ethernet Interface P1 LEDs Reset SwitchBlinking 1-1-1 means Overview O u t t h e D e v e l o p m e n t B o a r dDevelopment Board Illustration DB-9 Serial Interface P1 Pin SignalReset Switch SW1 Power Jack P7 CR9 LEDs CR4 CR11SW1 Appendix a D i g i O n e E M Specification s FCC Part 15 Class a Appendix B D i g i O n e E M C e r t i f i c a t i o n sIces 003 Class a Product SafetyDigi One EM Hardware Reference Digi One EM Hardware Reference