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3.6. User Interface Signals
Pin
Signal Name
NO.
9
GPIO
10
GPIO
11
BOOT_OK
12
MSG
14
GPIO
27
48H_END
28
RESET_IN-
30
ACC(POWER_ON)
3.7. PCM Signals
Pin NO.
Signal Name
16
PCM_3.3V_TXD
18
PCM_3.3V_RXD
19
PCM_3.3V_CLK
20
PCM_3.3V_SYNC
Function
(Modem)
NC
NC
O
Modem booting end / Modem Wake Up
O
Received emergency message from center
NC
O
Signified in 48 hours standby mode ending
I
Modem Hardware reset input
I
Modem Power ON/Modem POWER Sleep
Function
(Modem)
O
PCM DATA OUT
I
PCM DATA IN
O
PCM CLOCK
O
PCM SYNC
Pin Function Summary
Pin Function Summary
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