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4.3.7
Host Interface Specification
4.3.7.1
UART0 Command Interface
Bus Signals
Module Pin No
Protocol
Item
Baud rate
Data bits
Parity bits
Stop bit
Supported Baud Rates
Baud
300
38 400
UART0 Timing Diagram
Product Specification Rev. 1.1
Signal Name
27 UART0 TXD
28 UART0 RXD
Range
300 ~ 1 500 000
5 ~ 8 (LSB first)
0 ~ 3
1/2
600
1 200
56 000
57 600
115 200
Bit time
Start
Data bits
Function
Command
Default
Comment
115 200 Baud
8 LSB first
0 Even, odd, or no parity detection
1
2 400
4 800
128 000
256 000
1 character
5 to 8
PAN9420 Wi-Fi Module
Description
Transmit data output
Receive data input
9 600
14 400
19 200
520 000
780 000 1 500 000
Stop
Parity
4 Specification
28 800
1 / 2
Page 24
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