WindO/I-NV4 User’s Manual 3-123
7 BACnet Communication
3
Communication
Allocate device addresses to Present_Value
Configure the parameters in the Present_Value Settings dialog box.
■ Device for Present_Value
Configures the device address for reading Present_Value and the device for writing Present_Value.
The devices for reading Present_Value and writing Present_Value are automatically assigned according to the set
device address. Starting from the specified address number of Device Address, 2 bits of address number are used.
■ Top device for priority and trigger
Use this device address when writing the value of the device addresses to Present_Value. For details, refer to
Present_Value in “Binary Value Object” on page 3-143.
Device for priority and Device for write trigger are automatically assigned when the device address is set. Starting
from the specified address number of Device Address, 2 continuous words of address number are used.
*1 Specify the priority between 1 and 16. If the priority is out of range, If the value of Device for write trigger changes from 0
to 1, then nothing is executed.
Device for Present_Value Storage Destination
Present_Value for reading The address number of Top Device Address+0
Present_Value for writing The address number of Top Device Address+1
Specify the Top Device Address so that the address number of device address is not exceeded.
MICRO/I Storage Destination Description
Device for
priority
The address number of
Top Device Address+0
Bit 15:
0: the value of the Present_Value for writing.
1: NULL(00h).
Bits 14 to 5: Disabled
Bits 4 to 0:
Priority
*1
Device for
write trigger
The address number of
Top Device Address+1
When the value changes from 0 to 1, writes a value to Priority_Array of index
number indicated by the priority (bit 4 to 0 of Device for priority). The value to
be written varies based on the value of bit 15 of Device for priority.
Specify the Top Device Address so that the address number of device address is not exceeded.
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