LEA-5, NEO-5, TIM-5H - Hardware Integration Manual
GPS.G5-MS5-09027-A2
Released
Design-in
Page 31 of 68
Function
PIN
No
I/O Description
Remarks
System
TIMEPULSE
3
O
Timepulse
Signal
Configurable Timepulse signal (one pulse per second by default).
Leave open if not used.
EXTINT0
4
I
External
Interrupt
External Interrupt Pin.
Internal pull-up resistor to
VCC
. Leave open if not used.
SDA2
18
I/O
DDC Pins
DDC Data. Leave open, if not used.
SCL2
19
I/O
DDC Pins
DDC Clock. Leave open, if not used.
SCS1_N/NC
17
O
SPI MISO
/CFG_COM1
/Not Connected
NEO-5Q/5G: Leave open if not used.
NEO-5M/5D: not connected, leave open.
MISO/
CFG_COM1
/NC
15
I/O
SPI
Configuration
Pin
NEO-5Q/5G
11
: CFG_COM1 is shared with SPI MISO pin. When using
CFG & SPI port, apply configuration settings needed during setup.
NEO-5M/5D
: Leave open.
MOSI/
CFG_COM0
14
I
SPI
MOSI/CFG_CO
M0
NEO-5Q/5G
: Leave open if not used. CFG_COM1 is shared with
SPI MOSI pin. When using CFG & SPI port, apply configuration
settings needed during setup.
Note
Connect to GND to use USB in Self Powered mode. See
Section 1.6.4 and the NEO-5 Data Sheet [2]
NEO-5M/5D
: Leave open if not used.
NC/SS_N
2
I
Not Connected/
SPI Slave Select
NEO-5Q/5G: Slave select input for SPI. Leave open if not used.
SCK/CFG_G
PS0/
NC
16
I/O
SPI Clock/
Power Mode
Configuration/
Not Connected
NEO-5Q/5G
: CFG_GPS0 pin shared with the SPI Clock pin. When
using Eco Mode and SPI, pull CFG_GPS0 low during startup and
then release it.
NEO-5M/5D
: Leave open.
Table 6: Pinout NEO-5
2.4
TIM-5H design
This is a minimal setup for a PVT GNSS receiver with a TIM-5H module.
TIM-5H
Top View
GND
RF_IN
GND
V_BCKP
16
17
18
19
20
30
29
28
27
26
25
24
23
22
21
15
14
13
12
11
1
2
3
4
5
6
7
8
9
10
RxD2
TxD1
RxD1
Reserved
GND
VCC
GND
GND
GND
GND
GND
Vcc
Micro
Processor
(serial)
Passive Antenna
Reserved
TxD2
Reserved
VCC_OUT
RESET_N
AADET_N
Reserved
Reserved
TIMEPULSE
Reserved
EXTINT0
Reserved
Reserved
V_ANT
VCC_RF
Backup
Battery
+
Figure 17: Passive antenna design for TIM-5H receivers
11
Internal pull-up to define default CFG_xxx configuration during startup. Leave open if default setting is ok and pin not otherwise used. For
other configurations apply the required pin settings during startup.
