3-13
3.16:
Type
F16
Low
Speed
Input
States
QLength: 1 Register (2 bytes)
QThis register has two bytes. Each byte has eight bits. The bits in the most significant byte are
associated with the eight Status Inputs, the most significant bit with input 8, through to the least
significant bit with Input 1. The least significant byte is undefined.
QAbit value of 1 means the input is open; a bit value of 0 means the input is closed.
Example:
Register 02773, Low Speed Input States, might contain the following data:
Address
Value
Byte
Bits
Input
Meaning
Interpretation
Closed Open Closed Open Closed Closed Closed Open
18765432
0101000100000000
87654321
Undefined
00H51H
5100H
02773
Inputs 7, 5 and 1 are open; all other inputs are closed.