1
www.frsky
‐
rc.com
05/09/13
Instruction
Manual
for
FrSky
2.4G
RADIO
SYSTEM
XJT
Module
Introduction
Thank
you
for
purchasing
FrSky
2.4G
RADIO
SYSTEM
XJT
module.
In
order
to
fully
enjoy
the
benefits
of
this
system,
please
read
the
instruction
manual
carefully
and
set
up
the
device
as
described
below.
Overview
Specifications
Operating
Voltage
Range:
6~15
V
Operating
Current:
140mA@6V
Output
Power:
≤
100mW
Module
Slot:
JR/Graupner
Type
Modulations:
PXX
or
CPPM
(auto
‐
detected)
Modes:
D8,
D16
or
LR12
(selectable)
Telemetry
Interface:
Smart
Port,
RS232
Serial
Port
Upgrade
Interface:
Smart
Port,
RS232
Serial
Port
What’s
New!
Two
auto
‐
detected
modulations
of
PXX
(mode
selection,
bind,
model
match,
range
check,
failsafe,
etc.
on
radio
side)
or
CPPM.
Three
selectable
modes
of
D8
(existing
8ch
two
‐
way),
D16
(new
16ch
two
‐
way
full
duplex
transmission)
and
LR12
(new
12ch
one
‐
way
long
range).
Smart
Port
enabled,
realizing
two
‐
way
full
duplex
transmission.
Detect
the
module
antenna’s
working
status
and
give
sound
warnings
if
the
module
antenna
is
broken
or
does
not
have
intact
contact,
etc.
Super
lower
latency
(approx.
1/3
of
current
systems)
and
higher
precision
(transmitter’s
hardware
and
software
support
required,
such
as
FrSky
transmitters).