SE867-AGPS User Guide
1VV0300860 Rev. 3 - 2010-05-10
Reproduction forbidden without Telit Communications S.p.A. written authorization - All Rights Reserved
page 12 of 69
4.
GPS module connections
.1.
PIN-
T
4
OU
Ball
Signal
I/O
Function
Type
Notes
Misce
s Functions
llaneou
A1
RFEN
O
Active high enable signal of R
on
F secti
Control
B1
RFXEN
O
Active low enable signal of R
n
F sectio
Control
B2
BOOTSEL
I
Boot mode selection signal
Control
Internal pull-up
C2
WAKE1
I
Wake signal input
Control
A3
RTC_IN
I
Input of the external RTC crystal
Timing
A4
RTC_OUT
O
Output of the external RTC crystal
Timing
D2
1V8_RF_EN
I
Active low enable signal of th
RF vol age
e 1V8_
t
regulator
Control
Internal pull-up
E2
1V8_DIG_EN
I
Active low enable signal of the 1V8_DIG voltage
regulator
Control
Internal pull-up
D4
RESET
I
Active low reset signal
Control
Schmitt trigger
input
F4
RF_IN
I
RF input
RF
B6
PPS
O
Precise timing signal
Timing
UART
B4
TX_UART
O
UART TX signal
UART
B5
RX_UART
I
UART RX signal
UART
POWER
D1
1V8_RF
PWR
RF section power supply
-
E1
1V8_DIG
PWR
BB section power supply
-
F1
VIN
PWR
Internal dual regulator input
-
B3
VDD_CTRL
PWR
CTRL power island supply
-
C3
IOVDD_AIN
PWR
Analog input power island su ply
p
-
D3
VREG_OUT
PWR
Output of the internal single
tput regulator
ou
-
A2
VDD_REG_IN
PWR
Input of the internal single ou ut regulat
tp
or
-
A6
V_IO
PWR
I/O power island supply
-
GROUND
C1
GND
-
F2
GND
-
E3
GND
-
E4
GND
-
A5
GND
-
C5
GND
-
D5
GND
-
-
F5
GND
-
-
E6
GND
-
-
F6
GND
-
-
RESERVED