Rice Lake LaserLight Series, Руководство по установке, Страница: 26 / 46

LaserLight Series
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3.7.2 Set or Get the Digital I/O (7-Segment with Stop/Go Light)
Version 2.05 only accepts the serial digital I/O commands listed in this manual. All previous serial Digital I/O
commands prior to Version 2.05 do not work properly with this product.
The digital outputs are set to High (OFF) on reset.
To use the two Digital Inputs and Digital Outputs, use J1, see Figure 2-9 on page 9 to connect and use the following message
command formats to set or get the Digital I/O
Set Relay (set relay output 1 off)
|00SR1OFF!
Response: OK = success (State: DO1_+5 V) or ?? = error
Get Digital (input) 0
|00GRO!
Response: ON = gnd or OFF = +5 V
Get Digital input levels (all digin)
|00DI!
Response: 0 = LL, 1 = LH 2 = HL, 3 = HH
Set Digital output levels to HH (all digout = +5 V)
|00DO3!
Response: OK = success (states: DO0=DO1=+5 V) or ?? = error
Traffic Light State Dry Contact Serial Commands
Stop Dig0 and Dig1 open circuit |00DO3!
Green Circle Dig0 open circuit; Dig1 pulled low |00DO2!
Green Arrow Dig0 pulled low; Dig1 open circuit |00DO1!
Off Dig0 and Dig1 pulled low |00DO0!
Table 3-10. Serial Commands (Basic Configuration)
Note