RN-42-SM Roving Networks Inc, RN-42-SM Datasheet - Page 4

• Manufacturer Part Number: RN-42-SM
• Description: MODULE BLUETOOTH V2.1+EDR
• Manufacturer: Roving Networks Inc

Specifications of RN-42-SM

• Frequency: 2.402GHz ~ 2.48GHz
• Data Rate - Maximum: 3Mbps
• Modulation Or Protocol: Bluetooth v2.1+EDR, Class 2 & 3
• Applications: General Purpose
• Power - Output: 4dBm
• Sensitivity: -80dBm
• Voltage - Supply: 3 V ~ 3.3 V
• Current - Receiving: 45mA
• Current - Transmitting: 45mA
• Data Interface: PCB, Surface Mount
• Antenna Connector: PCB, Surface Mount
• Operating Temperature: -40°C ~ 85°C
• Package / Case: Module
• Wireless Frequency: 2402 MHz to 2480 MHz
• Interface Type: UART
• Data Rate: 921 Kbps
• Modulation: FHSS, GFSK
• Operating Voltage: 3.3 V
• Operating Temperature Range: - 40 C to + 85 C
• Output Power: 4 dBm
• Security: 128 bit
• Technology/ Type: Class 1/Class 2 Bluetooth Socket Module
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant, Lead free / RoHS Compliant
• Other names: 740-1041

Pin Description
NOTE: The RN-41 and the RN-42 are pin and functionally compatible.
Signals on Header A except pins 4, 5, 6 and 7 have the following logic levels.
All I/O’s except reset default to weak pull down.
Header A
Pin
10
11
12
1
2
3
4
5
6
7
8
9
www.rovingnetworks.com
Input logic level LOW is from -0.4 v to 0.8 V, input high is from 2.1 to 3.4V.
Output logic level LOW max is 0.2 and output HIGH is minimum is 2.8.
809 University Avenue
VCC 3.3
RESET
DOWN
Name
SHUT
PIO6
PIO7
GND
PRS
RTS
CTS
VB2
RX
TX
Set Baud rate (HIGH = force 9600, LOW = 115K or firmware
Analog battery monitor signal (Not currently supported in
Header A
Set BT master (HIGH=auto-master mode)
RS232 transmit output (see note below)
Shuts down power to the entire module.
RS232 receive input (see note below)
Short to pin 11 VCC to enable RS232
•
Los Gatos, CA 95032
RS232 RTS (see note below)
RS232 CTS (see note below)
10
11
12
3.3V regulated power input
1
2
3
4
5
6
7
8
9
Active LOW reset
Description
RS232 power
firmware)
Ground
setting)
Header B
1 2 3 4 5 6
RN-41-SM/
3/5V TTL signaling
5-16 VDC power
RN-42-SM
Top View
~ 4 ~
•
RN-41-SM/RN-42-SM Data Sheet
Tel [phone]
Header A
24
23
22
21
20
19
18
17
16
15
14
13
• [e-mail]
Input to RN41 with 1K pullup
Input with weak pulldown
Input with weak pulldown
Default State
No Connect
Active LOW
7/12/2010