User Manua al for LoRa aConcentrrator Module Stam mp Ediition RAK K2245 Version V V1.2 | Febrruary2019 www.RA AKwireless s.com Visit our website for f more document.
RAK2245 Table of Co ontents s 1 Overview w ....................................................................................................................................... 4 1.1 Intro oduction ........................................................................................................................... 4 1.2 Main n Features ....................................................................................................................... 4 2 LoRa Co oncentrator Module RAK K2245 ....
RAK2245 List of Tables Table 1 | Op perating Fre equencies .................................................................................................... 5 Table 2 | Pin n Definitions ..................................................................................................................... 7 Table 3 | Ab bsolute Maxim mum Ratings s ............................................................................................... 8 Table 4 | Ma aximum ESD D Ratings ............................
RAK2245 1 Ove erview w 1.1 In ntroduc ction Th he RAK2245 5 is a complete and cost e efficient LoR Ra gateway so olution base on Semtech h SX X1301 to hellp utilize the whole LoRa system deve elopement. D Developers can c integrate e the Concentra ator module in nto the main board to utilize the LoRa a gateway fu untion. RA AK2245 is av vailable in multiple m varian nts so it can be used for international i standard ba ands.
RAK2245 2 LoR Ra Con ncentrrator Modul M e RAK K2245 2.1 O Overview w Th he module which w is the sttamp edition as shown below. The ou uter dimensio on of the RA AK2245 is 30 0.0 x 60.0 x 14.9mm (nominal value). And the 14.9mm includes the 9.5mm heat siink. 5 Fig gure 1 | Module Overrview 2.2 O Operatin ng Frequencies s Th he board sup pports all LoR RaWAN frequency chann nels as below w. Which is easy e to co onfigure while e building the e firmware frrom the sourrce code.
RAK2245 2.3 P Pin Defin nition Th he pins of the e RAK2245 shown s as following figure e. Fig gure 2 | RAK2245 Pin n Definition Th he RAK2245 5 provides PINs at the bottom side. Th he descriptio on of the pins s is given by the below table e.
RAK2245 A1 15 GND D GND GN ND B B1 GND D GND GN ND B B2 GND D GND GN ND B B3 SDA_G GPS I2C GPS Module I2C SDA B B4 SCL_G GPS I2C GPS Module I2C SCL B B5 GND D GND ND GN B B6 GND D GND GN ND G G1 GND D GND GN ND G G2 GND D GND GN ND G G3 GND D GND GN ND G G4 GND D GND GN ND G G5 GND D GND GN ND G G6 GND D GND GN ND G G7 GND D GND GN ND G G8 GND D GND GN ND Tab ble 2 | Pin Definitions s 7 2.
RAK2245 2.7 D Digital IO Os Th here are two digital IO PINs, which give the user a interface to o reset the GPS G module orr set it into sttandby mode e. They can be b left open ifi you don't u use them. 2.8 L LEDs 3 x Green LED D for indicatin ng the status s of PWR, TX X, RX. 2.9 A Antenna a RF inte erface Th he modules have h two RF F interfaces fo or LoRa ante enna and GP PS antenna over o a sta andard UFL connectors (Hirose ( U. FL-R-SMT) with a charactteristic imped dance of 50 0OHM.
RAK2245 P Parameter Min T Typical M Max Remarks s ESD sensitivity for all a pins s except ANT 1000V Human Body Model according a to JESD22-A114 ESD sensitivity for ANT 1000V Human Body Model according a to JESD22-A114 ESD im mmunity for AN NT 4000V Conta act Discharge according to IEC 61000-4 4-2 8000V ding to IEC Air Discharge accord 61000-4-2 2 Table 4 | Maximum M ESD Ratin ngs Note: The T module is an n Electrostatic Sensitive S Device e and require sp pecial precautions when handling g
RAK2245 2.11 R RF Charracteristtics 2..12.1 Transmitter RF F Characteristics The RAK2245 R has s an excellen nt transmitter performancce . It is highly recom mmendedto use u an optimiized configurration for the e power level configuration, whic ch is part of the t HAL. This results in a mean RF output o powerr a current consumption c level and . Note：The maxim mum output power settiing should n not exceed 11.73dBm.
RAK2245 TX Freq quency Variation vs. T a Temperature TX Power P Variation n vs. b l Temperature e TX Power Variatio on -3KHz +3KHz -5dBm +5dBm -1.5dBm +1.5dBm Pow wer Level Se etting :20 8 | TX RF F Characteristics 2..12.2 Rece eiver RF Characteris C stics It is highly recomm mended, to use optimized d RSSI calibrration values s, which is 3.1. For both,, Radio 1 and d 2, the RSS SI-Offset shou uld be set part off the HAL v3 169.0..
RAK2245 3 Sou urce Codes C Here is s the open source s code e link: https://g github.com/R RAKWireless s/RAK2245-L LoRaGatewa ay-RPi-LoRa-Gateway-OS 4 Settup Ne etwork k Serve er and d Frequ uencie es The default Settings s are Bulit-In n LoRaServe erand EU868 8. If you get ttheothers fre equency, you u etup it firstly.. For the deta ailed setup ssteps, please e refer to the must se Get_Sttart_with_RA AK_LoRa_De evelop_Kit.pd df. 12 R RAK2245 User Ma anual V1.
RAK2245 5 Warning FCC W Warning：Th his device complies with h part 15 of the FCC Ru ules. Operation is subjectt to the following two co onditions. (1) Thiss device ma ay not cause e harmful interference; (2) Thiss device mu ust accept an ny interferen nce received d, including interference e that may cause undesired operation. o Any Ch hanges or modifications m s not expresssly approved d by the parrty responsib ble for complia ance could void v the use er's authorityy to operate the equipment.
RAK2245 producct still require es Part 15 Subpart S B co ompliance te esting with th he modular transmitter t installe ed. Manuffacture nam me and addrress： Shenzh hen Rakwire eless Technology Co., Ltd. L Room 506, Bldg B, B New Comp park, Pingsh han First Ro oad, Taoyuan Street, Na anshan Distrr enzhen ict, She 6 Con ntact Inform mation Shenzhen Busines B ss 14 ken.yu u@rakwireless.
RAK2245 7 8 Rev vision History Re evision Descriptio on Date 1.0 Initial version 20 018-12-21 1.1 Modify Pin definition an nd Block Diag gram 20 019-01-23 1.2 Add source e codes chap pter 20 019-02-14 Doc cumen nt Sum mmary y Docum ment Name: RAK K2245 User Manual M Revisio on Number:: V1.
