C500DA101 Omron, C500DA101 Datasheet - Page 69

• Manufacturer Part Number: C500DA101
• Description: ANALOG OUTPUT UNIT
• Manufacturer: Omron

Specifications of C500DA101

• Leaded Process Compatible: No
• Peak Reflow Compatible (260 C): No
• No. Of Analog Outputs: 4
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

Programming Using Only
One Point
Four-word Operation
Analog Input
Unit
CPU Unit
IR/CIO n+3,
bit 00 to 07
Port
Read
Flag
IR/CIO n+3,
bit 14
A/D Read Completed
Flag
Port Control Bit
PC Write Completed Bit
PC Read Completed Bit
A/D conversion
Read data
A/D Read Completed Flag
AD Write Completed Flag
Port Read Flag
IR/CIO n+3,
bit 15
AD Write
Completed
Flag
In four-word operation, a program uses the MOV instruction and the PC and A/D
Read/Write Complete Flags.
Initially, set the mean value sampling count for the input point. If the mean is not
required, set the sampling count to zero or do not create a program to write the
mean value.
Programming Concept
Timing Chart when Using Four Points
I/O refresh
Previous data
One cycle of A/D conversion/reading
MOV(21)
DM 0100
n+2
Port Control Bit
CIO/IR n+1, bits 00 to 07
PC Write Completed Bit
IR/CIO n+1, bit 14
Read data: IR/CIO n+2
PC Read Completed Bit
IR/CIO n+1, bit 15
New data
Section 4-4
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