Decription Of Hardware Interfaces; Summary - Zte mg3732 User Manual

Reset 13
14
15
16
Power
17
18
29
21
22
23
UART
24
25
26
27
28
PCM
32
33
USB 30
interface 31
LED 34
Antenna 19
5、12、
GND 20、35、
36
4

Decription of Hardware Interfaces

4.1 Summary

/PON_RESET I
VBUS I
VCHG I
V_MAIN I
V_MSME_1V8 O
V_MAIN I
ON/OFF I
/CTS I
RXD I
TXD O
RI O
RTS O
/DTR I
PCM_DOUT
O
（DCD）
PCM_SYNC
O
（/DSR）
PCM_CLK O
PCM_DIN I
USB_DP I/O
USB_DM I/O
SIG_LED
O
RF_ANT I/O
GND
Reset signal
USB power
Charge power
Module's main power
Digital power
Module's main power
Power on/off control
Clear to send
Receive data
Transmit data
Ring tone
Request to send
Data terminal ready
PCM data output
PCM frame SYNC clock
PCM data clock
PCM data input
USB data+
USB data-
Module's working status
LED
Antenna interface
16
MG3732 module
Low level valid
+5V
3.3V-4.2V
Voltage output, 1.8V
3.3V-4.2V
1.8V, Low level valid
1.8V, Low level valid
1.8V
1.8V
1.8V
1.8V, Low level valid
1.8V, Low level valid
1.8V, duplex with DCD
1.8V, duplex with
/DSR
1.8V
1.8V