Smart Machine Smart Decision
SIMCOM_EVB Kit_User Guide_V1.01
9
2016-08-17
3. Accessory Interface
3.1 Power Interface
Pin
Signal
I/O
Description
1
Adapter input
I
5V/2.0A DC source input
3.2 Audio Interface
Figure4: Audio Interface
Headset interface:
Pin
Signal
I/O
Description
1
MICN
I
Negative microphone input
2
SPKN
O
Negative receiver output
3
SPKP
I
Positive receiver output
4
MICP
O
Positive microphone input
3.3 SIM Card Interface
SIMCard holder 1(J202) is the main holder, SIM2(J203) is for special module which supports dual sim.
3.4 USB Interface
EVB USB interface (A) could be imaged to two virtual ports.
SIMCOM
CONFIDENTIAL
FILE
