User's Manual
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850/900/1800/1900 GSM/GPRS+GPS module
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SIM548C
EVB
User
Guide
SIM548C-EVB_ UGD _V1.01
04.05.2008
9
3 Accessory interface
3.1 Power
interface
Figure 4: P
ower interfa
ce
Pin
Signal
I/O
Description
1 Adapte
r
input
I
5V/2.5A DC s
ource input
3.2 Audio
interface
Figure 5:
Audio interface
1
...
...
7
8
9
10
11
...
...
25