4. Functions
32
AI-1216B-RB1-PCI, AI-1216B-RU1-PCI
Digital Output Function
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Output bit
Individual digital output points are called output bits.
For individual output bit numbers, see “How to connect the connectors” to “Connector Pin Assignment” in
Chapter 3 "External Connection".
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Output in Bits
The state of each output bit can be changed to ON or OFF by specifying the bit and setting it to 1 or 0.
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Output in Bytes
Individual output bits can be output in byte units.
The byte data to be output is a value between 0 and 255.
Ex. Byte data = 170(AAH)
0(OFF)
0(OFF)
1(ON)
1(ON)
0(OFF)
0(OFF)
1(ON)
1(ON)
Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
