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SPK-GPS8063 Data Sheet & Design Guide 1.0©Copyright 2009, SPK ELECTRONICS CO., LTD
SPK ELECTRONICS CO., LTD.
Date: 2010/01/18
Version: 1.0
Status: Released
5. I/O Pin Assignment (Top View)
6. I/O Definitions
Pin No.
Name
Type
Description
1
RXD1
I/O
UART1 RXD Input or GPIO0
2
TXD1
I/O
UART1 TXD Input or GPIO1
3
PPS
O
One Pulse per Second
4 TXD0
I/O
UART0
TXD
Output
5 RXD0
I/O
UART0
RXD
Input
6 N/C N/C
N/C
7 N/C N/C
N/C
8 WAKE0
I WAKE0
Input
9 N/C N/C
N/C
10 RESET#
I Baseband
RESET
input
11 VBAT_IN
PWR
Back-up power supply voltage
12 VDD PWR
Vcc_In_
3.3V
13 GPIO8 I/O
GPIO8
14 GPIO7 I/O
GPIO7
15 GPIO3 I/O
GPIO3
16 BOOT I Select
BOOT
mode
17
RF_OUT
PWR
Antenna bias voltage supply (for active
antenna)
18 GND GND
Ground
19
RF_IN
I
RF signal input
20 GND GND
Ground
