GPS S
MART
R
ECEIVER WITH
A
NTENNA
GPS-622F
3 PINOUT DESCRIPTION
Pin Number
1
2
Signal Name
RXD
TXD
Description
UART input, 3V LVTTL for SUP500R, SUP500RB
UART output, 3V LVTTL for SUP500R, SUP500RB
UART output, RS232 level for SUP500RR
3
4
5
6
7
GND
GND
VDD
VBAT*
VBAT*
P1PS
PSE_SEL
System ground
Main3.3V ~ 5.5V supply input
Backup supply voltage for RTC and SRAM, 1.5V ~ 5.5V
1 pulse per second time mark output
Search Engine Mode select:
1: Low power acquisition mode (default), acquisition current
~50mA
0: Enhanced acquisition mode, acquisition current ~70mA
* Note: Both VDD and VBAT need to be connected in order for the module to work.*
DS-GPS-622F-2
Sept 11
©2010
www.rfsolutions.co.uk
Page 7