User's Manual

Users Manual for ZL-Androi Series
智莱科技 ZL-Android 系列产品使用手册
Page 13 of 16
2.1 电源端口图
引脚 pin
名称 name
说明 description
1
12V
供电正极 positive electrode
2
GND
Ground
2.1 电源引脚定义
2.2.2RS232 & RS485-1 接口(COM1&RS485-1)
其物理接口形式为 DB9 插座(公头,如图 1 所示)引脚定义如图表
所示。The physical interface is in the form of a DB9 socket (male, as shown
in Figure 2), and the pin definitions are shown in the diagram.
1.2 RS-232/485 复用接口
引脚 pin
名称 name
说明 description
1
NC
none
2
RXD
串行数据接收 Serial data reception
3
TXD
串行数据发送 Serial data
transmission
4
NC
none
5
GND
Ground
6
NC
none
7
485A
RS-485 A
8
485B
RS-485 B
9
NC
none
2.2 RS232/RS485 引脚定义
2.2.3RS-232 接口 COM2COM3COM4
其物理接口形式为 DB9 插座(公头),引脚定义如图表所示。The
physical interface is in the form of a DB9 socket (male) and the pin definitions
are shown in the diagram.