Test Point D - SimCom SIM7500 User Manual

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4.4 Test Point D

Test Point D Pin description:
Pin
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
SIM7500_EVB Kit_User Guide_V1.01
SD_DET
2.8V
Figure11: Test Point D
Signal
GPIO43
GPIO41
ISINK
COEX1
F LIGHT
SIM2_DET
COEX2
HOST_WAKE
NC1
COEX3
NC2
PCM_CLK
PCM_IN
PCM_OUT
PCM_SYNC
NET_STATUS
I
P
I/O
I/O
I/O
AI Ground-referenced current sink.
O RF synchronizing between Wi-Fi and LTE
O
I
O RF synchronizing between Wi-Fi and LTE
O
O RF synchronizing between Wi-Fi and LTE
O
I
O
O PCM data frame sync signal
O
14
SD detect
2.8V
Description
GPIO
GPIO
Flight mode
SIM detect
HOST WAKEUP
PCM data bit clock
PCM data input
PCM data output
NET status
2017-12-12