RN-21-U Roving Networks Inc, RN-21-U Datasheet - Page 20

• Manufacturer Part Number: RN-21-U
• Description: MODULE BLUETOOTH 2.0/EDR CLASS1
• Manufacturer: Roving Networks Inc

Specifications of RN-21-U

• Frequency: 2.4GHz Center
• Data Rate - Maximum: 921kBaud
• Modulation Or Protocol: FHSS
• Applications: Bluetooth v2.0
• Power - Output: 16dBm
• Sensitivity: -86dBm
• Voltage - Supply: 3 V ~ 3.6 V
• Current - Receiving: 60mA
• Current - Transmitting: 100mA
• Data Interface: PCB, Surface Mount
• Memory Size: 8MByte Flash
• Antenna Connector: PCB, Surface Mount
• Operating Temperature: -40°C ~ 85°C
• Package / Case: Module
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Advanced User Manual
www.rovingnetworks.com
rn-bluetooth-um Version 4.77 1/24/2011
Outputs: (sent from the remote Bluetooth host, and driven out )
PIO10 = DTR - this is ACTIVE HIGH
PIO11 = RTS - this is ACTIVE LOW.
On the Firefly, the DIP switches can also be used to set/clear the DCD, CTS, and DSR signals. DTR and
RTS are available on the 9 pin header as well.
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Los Gatos, CA 95032
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