Roving Networks FIREFLY RN-422 Manual do Utilizador descarregar pdf (Página 11)

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RN-BT-SRL-UM-1.0

SERIAL CONNECTOR SPECIFICATION

The Bluetooth serial adapters have male or female DB9 connectors. Refer to Figure 7 and Table 5 for the pin-out.

Figure 7. DB9 Connector Pins

Table 5. DB9 Connector Pin-Out

RN-220XP& RN-270M

Male DB9

RN-240F & RN-270F

Female DB9

RN-422M & RN-274M

Male DB9

RXD

TXD

RXD

RXD-

TXD+

GND

+5 VDC (Input)

RTS

CTS

RXD+

CTS

RTS

TXD-

4 – 12 VDC

NOTE: The RS-232 interface uses the SIPEX SP3232ECA chip with capacitor switch to generate the + and – signals,

therefore, it is not driving the full RS-232 voltages. Devices stealing power from the RS-232 pins may not have enough

voltage.

RESOURCES & RELATED DOCUMENTS

For more information, refer to the following sources, which are available on the Support page on the Roving Networks

website at http://www.rovingnetworks.com/Support_Overview:

• Bluetooth Advanced User Manual

• Bluetooth Cable Replacement Application Note

• Drivers, tools, and utilities

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Roving Networks FIREFLY RN-422 Manual do Utilizador Página 11