Data Sheet

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4.3. How to interface 3T module
Hardware interface protocol:
Baud rate 115200 bps
Data bits 8
Check bit None
Stop bit 1
Flow control None
3T
VCC
DC 3.3V
GND
VCC
Host
Module
GND
GND
UART_TX
UART_RX
UART_RX
UART_TX
Figure 4-1. Interface under normal condition
3T
VCC
DC 3.3V
VCC
Host
GND
Module
GND
GND
UART_TX
UART_RX
UART_RX
UART_TX
Module wakeup Host
GPIO
GPIO
Host wakeupModule
GPIO
GPIO
Figure 4-2. Interface under low consumption condition