X1TXN 2.4GHz DSSS Module User Manual.
Horizon Hobby Inc.,
1657 Country Club Dr.,
Milpitas CA 95035 USA
408 945 9800
1. Features
•
2.4GHz Direct Sequence Spread Spectrum (DSSS) radio transceiver module.
•
Operates in the unlicensed worldwide ISM band (2.4 GHz to 2.483.5GHz) band
•
Fully integrated power regulation with a wide input unregulated operating range
2.4 to 3.6V.
•
Fully integrated local oscillator and 12MHz 20ppm reference crystal
•
200mA operating current
•
Transmit power - 200mW EIRP
•
Receive sensitivity up to -95dBm
•
DSSS data rates up to 250kbps
•
1 mile operating range
•
Full packet assembling and disassembling
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Auto transaction sequencer
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Fully buffered digital interface with high voltage tolerant inputs
2. Pin description
Pin Number
Name
Description
1
GND
Module Ground
2
VDD
Module power input
3
IRQ
Interrupt Request
4
RST
Reset, active High
5
MOSI
Master out, slave In data
6
nSS
Slave Select, Active Low
7
SCLK
SPI data clock
8
MISO
Master in, slave out data
9
GND
Module Ground
10
XOUT
Clock output from module
11
TXRX
Switch antenna to transmit direction
12
RXTX
Switch antenna to receive direction
