Maple Systems MAPware-7000 - Manual (Page 183)

175 MAPware-7000 Ladder Logic Guide
1010-1041 rev. 00
Instruction 110- Bit Count
Expression:
Space Requirement: 1 line x 5 column Location Requirement: Middle, Right rail
Function:
When the input is ON, this instruction counts the number of ON (1) bits of A, and stores the
result in B.
Execution Condition:
Input Operation Output
OFF No execution OFF
ON Execution ON
Operand:
Coil or Bit Register Constant Index
Name X Y B S T. C. M
X
W Y
W B
W S
W
T C D I J K
M
W
A Source √ √ √ √ √ √ √ √ √ √ √
B Count Data √ √ √ √ √ √
Example:
When B020 is ON, the number of ON (1) bits of the register BW032 is counted, and the result is
stored in D0102.
The following figure shows an operation example.