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RM024 Hardware Integration Guide 

Version 3.1

 

Americas: +1-800-492-2320 Option 2 
Europe: +44-1628-858-940 
Hong Kong: +852-2923-0610 

www.lairdtech.com/wireless

 

CONN-HIG_RAMP24 

 

Detailed Specifications 

Table 1: Detailed Specifications 

G

ENERAL

 

Form Factor 

SMD-ANT+U.FL, Pluggable-ANT+U.FL, SMD-U.FL, 
Pluggable-U.FL 

Antenna 

External antenna through U.FL connector or dual 
antenna with integrated antenna and U.FL 

Serial Interface Data Rate 

Baud rates from 1200 to 230400. Non-standard 
baud rates are also supported. 

Channels 

FCC: 42 or 78 selectable channels 
CE: 42 selectable channels 

Security 

Channelization, System ID, and Vendor ID 

Minimum Flash (EEPROM) Memory 
Endurance 

1000 Write/Erase Cycles 

T

RANSCEIVER

 

Frequency Band 

2400 – 2483.5 MHz 

RF Data Rate (Raw) 

280 kbps or 500 kbps selectable 

Hop Bin Spacing 

900 kHz over 79 hops 
1500 kHz over 43 hops 

RF Technology 

Frequency Hopping Spread Spectrum 

Modulation 

MSK 

Maximum Output Power Conducted

1

 

FCC: +5 to +21 dBm selectable 
CE: +3.5 to +18 dBm selectable 

Supply Voltage 

2.3 – 3.6 V ± 50 mV ripple 

Current Draw

2

 

RM024 Version 

FCC(125mW)  CE(10mW) 

100% Tx 

136 mA 

40 mA 

1/8 Tx (when 
selected) 

 40 mA 

40 mA 

100% Rx 

36 mA 

36 mA 

Rx average (idle 

current) 

9.5 mA 

9.5 mA 

Deep sleep 

.38 µA 

.38 µA 

 

Receiver Sensitivity (1% PER) 

-95 dBm at 280 kbps RF Data Rate 
-94 dBm at 500 kbps RF Data Rate 

Range (based on external 2.0 dBi 
antenna at 280 kbps RF Data Rate)

3

 

 

Outdoor (line-of-
sight) 

Indoor 
(estimated) 

FCC 

2.5 miles (4 km) 

1300 ft (400 m) 

CE 

.6 miles (1.0 km) 

328 ft (100 m) 

 

E

NVIRONMENTAL

 

Temperature (Operational) 

-40ºC to 85ºC 

Temperature (Storage) 

-50ºC to 150ºC 

P

HYSICAL

 

Summary of Contents for RM024

Page 1: ...RAMP Wireless Module RM024 Hardware Integration Guide Version 3 1 Americas 1 800 492 2320 Option 2 Europe 44 1628 858 940 Hong Kong 852 2923 0610 www lairdtech com ramp...

Page 2: ...na Switch Override Added a table under Max Power and a table for the Set Max Power command 2 2 Minor grammatical fixes 2 3 27 June 2013 PWM output data was corrected to a 39 3846 S period vs 315 077 a...

Page 3: ...d Specifications 5 Pin Definitions 7 Input Characteristics 8 Output Characteristics 8 Block Diagram 9 Timing Specifications 9 RF Hop Frame 10 Hardware Interface 12 Pin Descriptions 12 Mechanical Consi...

Page 4: ...ower consumption and the number of RF channels available Differences between the two versions where applicable are denoted based on part number This document contains information about the hardware an...

Page 5: ...les TRANSCEIVER Frequency Band 2400 2483 5 MHz RF Data Rate Raw 280 kbps or 500 kbps selectable Hop Bin Spacing 900 kHz over 79 hops 1500 kHz over 43 hops RF Technology Frequency Hopping Spread Spectr...

Page 6: ...airdtech com wireless 6 CONN HIG_RAMP24 SMD Multi Antenna Dimensions 1 0 x 1 54 x 0 14 25 4 mm x 39 mm x 3 6 mm SMD U FL Dimensions 1 0 x 1 28 x 0 14 25 4 mm x 32 4 mm x 3 6 mm Pluggable Multi Antenna...

Page 7: ...luggable Pin Type Signal Name Functions 1 7 O GIO_0 Generic Output Hop_Frame 2 6 O GIO_1 Generic Output 3 8 DNC Do Not Connect 4 17 O GIO_2 RS485 Driver Enable 5 19 O GIO_3 PWM Output 6 3 I RXD Asynch...

Page 8: ...in is Low 18 12 O CTS Clear to Send CTS is used for hardware flow control CTS will toggle high when the input buffer reaches the CTS On threshold until the buffer recedes below CTS Off 19 18 GIO_8 Gen...

Page 9: ...ng Specifications Parameter Server Client Min Typ Max Notes Power on to CTS Low 5 ms 10 ms N A The first boot after a FW upgrade will require more than the typical amount of time for CTS to toggle Low...

Page 10: ...pgrade Read Flash Decrypt Image RF Hop Frame The RM024 hops every 13 19 ms and can be configured for two different RF data rates to provide options for range or throughput During each hop the RM024 re...

Page 11: ...RM024 Hardware Integration Guide Version 3 1 Americas 1 800 492 2320 Option 2 Europe 44 1628 858 940 Hong Kong 852 2923 0610 www lairdtech com wireless 11 CONN HIG_RAMP24 Figure 2 RF Hop Frame...

Page 12: ...the baud rate to change if the 9600 pin happens to be low at the time When 9600 Boot option is disabled the 9600 pin is used for all boot conditions 9600 Boot option is enabled by default Force 9600 i...

Page 13: ...M the OEM host can prevent the transceiver from sending data by de asserting RTS High Once RTS is re asserted Low the transceiver sends packets to the OEM host as they are received Note Leaving RTS de...

Page 14: ...ersions which only feature an U FL connector and no integrated antenna are the same dimensions as below with the stub for the antenna connector removed For the surface mount units this means the modul...

Page 15: ...dware Integration Guide Version 3 1 Americas 1 800 492 2320 Option 2 Europe 44 1628 858 940 Hong Kong 852 2923 0610 www lairdtech com wireless 15 CONN HIG_RAMP24 Figure 3 Form Factor SMT RM024 RM0240S...

Page 16: ...re Integration Guide Version 3 1 Americas 1 800 492 2320 Option 2 Europe 44 1628 858 940 Hong Kong 852 2923 0610 www lairdtech com wireless 16 CONN HIG_RAMP24 Figure 4 Form Factor Pluggable RM024 RM02...

Page 17: ...ope 44 1628 858 940 Hong Kong 852 2923 0610 www lairdtech com wireless 17 CONN HIG_RAMP24 The pluggable RM024 uses a single row header with 2 mil spacing The Mill Max 831 43 010 10 001000 is used on t...

Page 18: ...M024 S10 M 20 SMT 10 mW CE Chip Antenna RM02410M01 RM024 P10 C 20 Pluggable 10 mW CE u FL Jack RM02410C01 RM024 P10 M 20 Pluggable 10 mW CE Chip Ant RM02410M01 RM024 S50 C 011 SMT 50 mW u FL Jack RM02...

Page 19: ...values 01 99 aa zz 01indicates FW version 1 3 and default configuration 20 indicates FW version 2 0 and default configuration Antenna Information The RM024 family has been designed to operate with the...

Page 20: ...use of the RM024 Note Occupational Limit Minimum Distance 4cm Public Limit Minimum Distance 9cm A full MPE report is available upon request OEM Responsibilities WARNING The OEM must ensure that FCC l...

Page 21: ...the interference by one or more of the following measures Re orient or relocate the receiving antenna Increase the separation between the equipment and the receiver Connect the equipment to an outlet...

Page 22: ...tion Type RM024 S50 C 01 Surface Mount 50mW U FL WW RM024 S50 M 01 Surface Mount 50mW U FL or chip WW RM024 P50 C 01 Pluggable 50mW U FL WW and UV RM024 P50 M 01 Pluggable 50mW U FL or chip WW PART TE...

Page 23: ...RM024 Hardware Integration Guide Version 3 1 Americas 1 800 492 2320 Option 2 Europe 44 1628 858 940 Hong Kong 852 2923 0610 www lairdtech com wireless 23 CONN HIG_RAMP24...

Page 24: ...itional RM024 technical documents are also available from the Laird RM024 product page under the Documentation tab Product Brief User Guide Application Note Transitioning from LT2510 to RM024 DVK RM02...

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