Technical data

SYSTEM CONNECTOR INTERFACE
44
LZT 123 8020 R1A
The LED states shown below, are hard coded
LED indication Operational status
No indication No power or in the OFF state
Green, steady Power on, not connected to a network
Green, blinking Power on, connected to a network
The following circuit is recommended for connecting an LED.
LED
10k
330
10k
BC817
GR47/48
DGND
VCC
Figure 5.10 Electrical connections for the LED
5.14 General Purpose Digital I/O Ports
Pin I/O port
signal
Default
signal
Description
21 IO1 IO1 Programmable Input/Output 1
22 IO2 IO2 Programmable Input/Output 2
ADC5
23 IO3 IO3 Programmable Input/Output 3
24 IO4 IO4 Programmable Input/Output 4
13 IO5 IO5 Programmable Input/Output 5
ADC4
33 IO6 LED Programmable Input/Output 6/LED
43 IO7 TD3 Programmable Input/Output 7/TD3
44 IO8 RD3 Programmable Input/Output 8/RD3
39 IO9 RTS Programmable Input/Output 9/RTS
37 IN1 DTR Programmable Input 1
Data Terminal Ready
32 OUT3 DSR Programmable Output 3/DSR
36 OUT2 RI Programmable Output 2/RI
Ring Indicator