Enfora MLG0208PB001 用户手册
Enfora Enabler II-G Assisted GPS
Modem Integration Guide
Modem Integration Guide
6.3.3.
I/O Connector Pin Assignments
The following table shows the pin assignments for the input/output connector. The pin assignments
are shown in order of functionality.
are shown in order of functionality.
Table 2 - Enabler II-G A-GPS Pin Assignments
PIN
#
FUNCTION
Serial
Pin
I/O
ENABLER II-G A-
GPS
Description/Comments
1
Power Input
P
Batt/Vcc
Electrical power input to Enabler II-G A-GPS module.
2
Power Input
P
Batt/Vcc
Electrical power input to Enabler II-G A-GPS module.
3
Power Input
P
Batt/Vcc
Electrical power input to Enabler II-G A-GPS module.
4
Power Input
P
Batt/Vcc
Electrical power input to Enabler II-G A-GPS module.
5
Power Input
P
Batt/Vcc
Electrical power input to Enabler II-G A-GPS module.
6
Power Input
P
Batt/Vcc
Electrical power input to Enabler II-G A-GPS module.
7
Ground
R
GND
Electrical power return for digital and analog grounds.
8
Ground
R
GND
Electrical power return for digital and analog grounds.
9
Handset Speaker (-)
O
INTERNAL_SPK(-)
Handset speaker output (negative).
10
Power Input
P
Batt/Vcc
Electrical power input to Enabler II-G A-GPS module.
11
Ground
R
GND
Electrical power return for digital and analog grounds.
12
Power Input
P
Batt/Vcc
Electrical power input to Enabler II-G A-GPS module.
13
Handset Speaker (+)
O
INTERNAL_SPK(+)
Handset speaker output (positive).
14
GPIO-1
I/O
GPIO-1
General-purpose Input/Output.
15
Ground
R
GND
Electrical power return for digital and analog grounds.
16
Ground
R
GND
Electrical power return for digital and analog grounds.
17
Microphone Bias
O
VMIC
Microphone Bias.
18
GPO-5
O
GPO-5
General-purpose Output.
19
Ground
R
GND
Electrical power return for digital and analog grounds.
20
Reserved
Reserved for future use.
21
Handset Microphone (-)
I
INT_MIC(-)
Handset microphone input (negative).
22
Reset
I
RST
Radio Reset Signal
23
Ground
R
GND
Electrical power return for digital and analog grounds.
24
Power Control Signal
I
PWR_CTL_SIGNAL
Power Control Signal.
25
Handset Microphone (+)
I
INT_MIC(+)
Handset microphone input (positive).
26
Reserved
Reserved for future use.
27
GPIO-3
I/O
GPIO-3
General-purpose Input/Output.
28
GPIO-2
I/O
GPIO-2
General-purpose Input/Output.
29
AUX_RXOUT
O
GPS RXOUT
Serial data out from modem
30
GPIO-4
I/O
GPIO-4
GPIO/MCSI TX.
31
AUX_TXIN
I
TXIN
Serial data in from host
32
GPIO-6
I/O
GPIO-6
GPIO/MCSI RX.
33
Ground
R
GND
Electrical power return for digital and analog grounds.
34
GPIO-7
I/O
GPIO-7
GPIO/MCSI CLK.
35
DAC
O
DAC
Digital-to-Analog Output.
0.3 to 2.0 Vdc minimum range
0.3 to 2.0 Vdc minimum range
36
RTC Power
I
V
BAK
Modem backup power for real-time clock.
37
Reserved
Reserved for future use.
38
Headset Earphone (+)
O
HEADSET_SPK(+)
Headset Earphone (positive).
39
GPIO-8
I/O
GPIO-8
GPIO/MCSI FSNC.
40
Headset Microphone (-)
I
HEADSET_MIC(-)
Headset Microphone (negative).
41
Ground
5
R
GND
Electrical power return for digital and analog grounds.
42
Headset Microphone (+)
I
HEADSET_MIC(+)
Headset Microphone (positive).
43
Serial Receive Data
2
O
RXD_RADIO
Serial Data to Host.
44
Ground
R
GND
Electrical power return for digital and analog grounds.
45
Data Set Ready
6
O
DSR_RADIO
DSR Signal to Host.
46
ADC2
I
ADC2
Analog-to-Digital Converter Input 2.
0 – 1.75 Vdc range. 1.709 mV resolution. 10 bit.
0 – 1.75 Vdc range. 1.709 mV resolution. 10 bit.
47
Data Carrier Detect
1
O
DCD
DCD Signal.
48
SIM Clock
O
SIM_CLK
SIM Clock.
49
Ring Indicator
9
O
RI
RING Indicator.
MLG0208PB001
23
Version1.01 – 10/3/2006