TIM-5H
-
Hardware
Integration
Manual
Design-In
GPS.G5-MS5-07015-A-1
u-blox
proprietary
Page 16
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Function
PIN
I/O
Description
Remarks
Power
VCC
1
I
Supply
Voltage
Provide
clean
and
stable
supply.
Maximum
allowed
Ripple
Vcc=50mV.
GND
2,11-
16,18
I
Ground
Assure
a
good
GND
connection
to
all
GND
pins
of
the
module,
preferably
with
a
large
ground
plane.
VCC_OUT
10
O
Connected
to
VCC
.
Leave
open
if
not
used.
V_BCKP
21
I
Backup
voltage
supply
It’s
recommended
to
connect
a
backup
battery
to
V_BCKP
in
order
to
enable
Warm
and
Hot
Start
features
on
the
receivers.
Otherwise
connect
to
GND
(or
VCC
).
Antenna
RF_IN
17
I
GNSS
signal
input
from
antenna
Use
a
controlled
impedance
transmission
line
of
50
Ohm
to
connect
to
RF_IN
.
Don’t
supply
DC
through
this
pin.
Use
V_ANT
pin
to
supply
power.
VCC_RF
20
O
Output
Voltage
RF
section
Can
be
used
to
power
an
external
active
antenna
(
VCC_RF
connected
to
V_ANT
).
The
max
power
consumption
of
the
Antenna
must
not
exceed
the
datasheet
specification
of
the
module.
Leave
open
if
not
used.
V_ANT
19
I
Antenna
Bias
voltage
Connect
to
GND
(or
leave
open)
if
Passive
Antenna
is
used.
If
an
active
Antenna
is
used,
add
a
10R
resistor
in
front
of
V_ANT
input
for
short
circuit
protection
or
use
the
antenna
supervisor
circuitry.
AADET_N
27
I
Active
Antenna
Detect
Input
pin
for
optional
antenna
supervisor
circuitry.
Leave
open
if
not
used.
Serial Port
TxD1
5
O
Serial
Port
1
TxD2
6
O
Serial
Port
2
Serial
port
output.
Leave
open
if
not
used.
RxD1
4
I
Serial
Port
1
RxD2
7
I
Serial
Port
2
Serial
port
input
with
internal
pull-up
resistor
to
VCC.
Leave
open
if
not
used.
Note
Don’t
use
an
external
pull
up
resistor.
System
RESET_N
22
I
Hardware
Reset
(Active
Low)
Leave
open
if
not
used.
Do
not
drive
high.
TIMEPULSE
29
O
Timepulse
Signal
Configurable
Timepulse
signal
(one
pulse
per
second
by
default).
Leave
open
if
not
used.
EXTINT0
23
I
External
Interrupt
External
Interrupt
Pin.
Internal
pull-up
resistor
to
VCC
.
Leave
open
if
not
used.
Reserved
3
I
Leave
open,
do
not
drive
low.
Reserved
8
I/0
Leave
open
Reserved
9
I/0
Leave
open
Reserved
24
I/0
Leave
open
Reserved
25
I/0
Leave
open
Reserved
26
I/0
Leave
open
Reserved
28
I/0
Leave
open
Reserved
30
I/0
Leave
open
Table 2: Pinout TIM-5H