SIMCOM_EVB Kit_User Guide_V1.02
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2.8
P
3.3V
4.4 Test Point D
Figure10: Test Point D
Test point D Pin description:
Pin
Signal
I/O
Description
1
GPIO43
I/O
GPIO
2
GPIO41
I/O
GPIO
3
ISINK
AI
Ground-referenced current sink.
4
COEX1
O
RF synchronizing between Wi-Fi and LTE
5
F LIGHT
O
Flight mode
6
SIM2_DET
I
SIM detect
7
COEX2
O
RF synchronizing between Wi-Fi and LTE
8
HOST_WAKE
O
HOST WAKEUP
9
NC1
10
COEX3
O
RF synchronizing between Wi-Fi and LTE
11
12
PCM_CLK
O
PCM data bit clock
13
PCM_IN
I
PCM data input
14
PCM_OUT
O
PCM data output
15
PCM_SYNC
O
PCM data frame sync signal
16
NET_STATUS
O
NET status