7
LA010065D
© 2004 Navman NZ Ltd. All rights reserved. Proprietary information and specifications subject to change without notice.
Figure 1-4 Jupiter 12 block diagram with dead-reckoning
Figure 1-5 Jupiter receiver application architecture
LNA
down
converter
gyro
conditioning circuit
rate gyro**
vehicle
wheel ticks**
12 channel
GPS
correlator
SRAM
serial
EEPROM
ROM*
RTC
EMI filtering
& power supply
0
0
GPIO2
GPIO4
*contains
software
ADD
BUS
12C
BUS
regulated DC power
bat. backup to SRAM & RTC
+3.3 or 5.0 VDC input
+3.3 or 5.0 VDC bat. backup
RF
connector
pre-select
filter
post-select
filter
10.949 MHz
Xtal
32 kHz Xtal
serial port 2
serial port 1
1PPS, 10 kHz
signal samples
clock signals
A/D control
CX74051
receiver front-end
CX11577
baseband processor
timing reference
OEM host interface
GDGPS data
(RTCMSC-104)
**external to GPS receiver
forward/reverse
input**
pre-amplifier
(optional)
Jupiter 12
GPS receiver
engine
power
supply
DGPS
(optional)
OEM
application
processor
display
keypad
power/communications interface
GPS antenna
