Chapter 3. Hardware Description
◆
RS232
Pin
Signal
Description
1
DCD
Data Carrier Detection (Input)
2 RXD
Receive
Data
(Input)
3
TXD
Transmit Data (Output)
4
DTR
Data Terminal Ready (Output)
5 GND
Ground
6
DSR
Data Set Ready (input)
7
RTS
Request to Send (Output)
8
CTS
Clear to Send (Input)
9
RI
Ring Indicator (Input)
◆
RS485 Half Duplex
Pin
Signal
Description
3 TRX+
Transmit/Receive
differential data positive
7
TRX-
Transmit/Receive differential data negative
◆
RS422 Full Duplex
Pin
Signal
Description
2
RXD+
Receive differential data positive (Input)
3 TXD+
Transmit
differential data positive (Output)
6
RXD-
Receive differential data negative (input)
7
TXD-
Transmit differential data negative (Output)
◆
LED
LED
Signal
Description
1
GPIO0
Programmable I/O 1 (user-defined I/O)
2
GPIO1
Programmable I/O 2 (user-defined I/O)
3-27
Содержание Eddy Series
Страница 23: ...Chapter 3 Hardware Description 3 1...
Страница 24: ...Chapter 3 Hardware Description 3 2...
Страница 25: ...Chapter 3 Hardware Description 3 3...
Страница 72: ...Chapter 5 Configuration via Web Figure 5 8 After changing the password 5 12...