Table of Contents
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SIM_DATA
15
SIM_CLK
16
SIM_RST
17
SIM_DET
14
Antenna interface
GSM_ANT
32
BT_ANT
20
Synchronizing signal of RF
RF_SYNC
29
3.3. Package Dimensions
SIM800C_Hardware_Design_V1.00
I/O
SIM data input/output
O
SIM clock
O
SIM reset
I
SIM card detection
I/O
Connect GSM antenna
I/O
Connect Bluetooth antenna
O
Synchronizing signal of RF
Figure 3: Dimensions of SIM800C (Unit: mm)
15
Smart Machine Smart Decision
ESD with a TVS diode
array.
If these pins are unused,
keep open.
Option, require sw supports
2014-10-30
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