AUREL XTR-8LR-USB User Manual Download Page 12

                               

                     

XTR-8LR-USB

 

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User Manual

 

 

 

The technical features can  change without forecasting. AUR°EL S.p.A doesn’t assume any responsability of demage due to the improper use of the device. 

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AUR°EL S.p.A.

 Via Foro dei Tigli, 4 - 47015 Modigliana (FC) – ITALY 

Tel.: +39.0546.941124  Fax: +39.0546.941660

 

http://www.aurelwireless.com

  -  email: 

[email protected]

 

                                                                Rev 1.3  18/11/2019

 

Page  

12

 of 

17

 

 

S1 

r/w

 

BANDA

 

Operating band frequency

 

0=

 

868,00 – 868,60 MHz (NI, 
disponibile per altre versioni)

 

1=

 

869,40 – 869,65 MHz (default)

 

S2 

r/w

 

BANDWIDTH

 

 

RF channel bandwidth 

 

0 = 

20,8 KHz 

 

1 = 

62,5 KHz (default)

 

2 = 

125 KHz 

3 = 

250 KHz 

S3 

r/w

 

(nota 2)

 

CANALE

 

Operating radio channel 

 
 

To apply with limits imposed by EN300 220 
normative, channeling is viable only with 
BW 20,8 KHz; for the others BW (62,5 KHz 
e 125 KHz) setting of channel is useless and 
module will work only on default channel 

 

 

 

 

0

= 869,45MHz

 

 

 

1

= 869,475MHz

   

 

2

= 869,5MHz 

 

     (default)

 

 

 

3

= 869,525MHz

   

 

4

= 869,55MHz

 

 

 

5

= 869,575MHz

   

 

6

= 869,6MHz

 

 

 

7

= 868,3MHz

 

 

 

8

= 869,850MHz

 

 

 

S4 

r/w

 

RF POWER

 

RF power emitted in antenna

 

0 = 

+5dBm

 

1 = 

+10dBm

 

2 = 

+20dBm (default)

 

S5 

r/w

 

SPREADING 
FACTOR

 

Spreading factor

 

  = 64 (chip/symbol)

 

7

   = 128

 

  = 256 (default)

 

9

   = 512

 

10 

= 1024

 

11

 = 2048

 

12

 = 4096

 

S6 

r/w

 

ERROR 
CODING 

Error recovery 

=

 

4/5 (default)

 

=

 

4/6

 

=

 

4/7

 

=

 

4/8

 

S7 

r/w

 

RSSI 
ENABLE 

Adds in rear of payload the RRSI 
value (2 bytes) 

=

 

No RSSI (default)

 

=

 

RSSI in coda al payload 

S8 

r/w

 

(nota 3)

 

UART BPS

 

UART  data rate

 

= 9.600 bps

 

1

 = 19.200 bps

 

2

 = 115.200 bps (default)

 

S10 

r/w

 

NETWORK 
ENABLE 

Adds on top of payload, the ID 
network and Source address 

=

 

No Rete (default)

 

=

 

Rete

 

S11 

r/w

 

NETWORK 
ID 

It sets the device network address ( 4 
byte hex ) 

Min

 = 00000001 (default)

 

Max 

= FFFFFFFF 

 

S12 

r/w

 

SOURCE 
ADDRESS 

It sets the device ID or sender (2 
bytes)start address message  

Min

 = 0001 (default)

 

Max 

= FFFF (broadcast)

 

Summary of Contents for XTR-8LR-USB

Page 1: ...much lower Transceiver works in 869 40 869 65MHz 100mW ver 8LR100 and 868 868 6MHz 25mW ver 8LR10 European bands with possibility to set the channel width XTR 8LR USB is a radio modem with Usb interf...

Page 2: ...69 4 869 65 MHz Emitted power 5 10 20 dBm Modulation LORA Channel width 3dB 20 8 KHz Channel width 3dB 62 5 KHz Channel width 3dB 125 KHz Channel width 3dB 250 KHz Spurious emissions 1GHz 36 dBm Spuri...

Page 3: ...est carried out according to method described in ETSI EN 300 220 1 V2 4 1 paragraph 8 3 4 Note5 Test carried out according to method described in ETSI EN 300 220 1 V2 4 1 paragraph 8 4 Description Pic...

Page 4: ...7 Bandwidth 250KHz Spreading Factor Sensitivity dBm Flying Time ms 6 115 10 7 120 21 8 123 41 9 126 72 10 129 144 11 131 248 12 134 496 Bandwidth 125KHz Spreading Factor Sensitivity dBm Flying Time ms...

Page 5: ...ght times for packet radio with payloads greater than 8Bytes EQ1 Tsym Time symbol SF Spreading Factor from 6 to 12 BW Bandwidth in Hz S2 Register EQ2 PayloadsymbNb Payload symbol quantity nBytePL Payl...

Page 6: ...in case Network_ID and Destination address are corresponding otherwise it s eliminated In case of transmission data coming from UART port are included in payload field Payload CRC checksum 2 Bytes In...

Page 7: ...rt for this purpose use the following link http www ftdichip com Drivers D2XX htm taking care to identify the appropriate driver for your operating system from the PC 2 Connect the XTR 8LR USB to the...

Page 8: ...available for serial ports suitable for this purpose however in order to exclude errors introduced by them and to get adequate support from the vendor it is recommended to perform the experiments des...

Page 9: ...aurelwireless com email rfcomm aurel it Rev 1 3 18 11 2019 Page 9 of 17 5 Click on the menu Send and select CR and LF then insert on the blank window and press Send ASCII If communication is successfu...

Page 10: ...less com email rfcomm aurel it Rev 1 3 18 11 2019 Page 10 of 17 If never used it shall respond with the default settings tab 7 Change the desired parameters type the ATCC command to exit the state of...

Page 11: ...d if everything is right you ll get a OK EXIT as confirmation and the red led light switches off All modifications became effective only after the Command Mode Escape AT commands list Possible command...

Page 12: ...hannel is useless and module will work only on default channel 0 869 45MHz 1 869 475MHz 2 869 5MHz default 3 869 525MHz 4 869 55MHz 5 869 575MHz 6 869 6MHz 7 868 3MHz 8 869 850MHz S4 r w RF POWER RF p...

Page 13: ...note 1 NI means not implemented yet Command execution doesn t have any effect note 2 To apply with limits imposed by EN300 220 normative channeling is viable only with BW 20 8 KHz for the others BW 6...

Page 14: ...be lost when the module is turned off unless the changes are saved in microcontroller EEPROM memory by means of the specific command ATWR in this case the saved values will be active even if the modu...

Page 15: ...e is not allowed to receive data from RF until the previous packet is still to be transmitted through USB port Furthermore consider that USB reception has priority over radio reception when a byte is...

Page 16: ...ADDRESS 1 ATWR stores new settings on EEprom and brings back the device on SLEEP From command mode of device 2 send the following AT command string Commands Answer Note CR LF OK CR LF Command mode en...

Page 17: ...EN 301 489 3 Tests has been performed through transmissions of Pseudo Code Random at 500bps CEPT 70 03 The occupancy of bandwidth has been performed through transmissions of Pseudo Code Random at 500...

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