Omron SYSMAC CP Series Instruction & Reference Manual page 201

Function
+BC
+BC(406) adds BCD values in Au, Ad, and CY and outputs the result to R.
+BCL
+BCL(407) adds the BCD values in Au and Au+1, Ad and Ad+1, and CY and outputs the result to R,
R+1.
Hint
• To clear the Carry Flay (CY), execute the Clear Carry (CLC(041)) instruction.
Sample program
CP1E CPU Unit Instructions Reference Manual(W483)
CY will turn ON
when there is a
carry.
+
CY will turn ON
CY
when there is a
carry.
0.00
+BC When CIO 0.00 is ON in the following example, D100, D110,
and CY will be added as 4-digit BCD values, and the result will
D100
be output to D120.
D110
D120
0.00
+BCL
When CIO 0.00 is ON in the following example, D101, D100,
D111, D110, and CY will be added as 8-digit BCD values, and
D100
the result will be output to D121 and D120.
D110
D120
Au
(BCD)
(BCD)
Ad
+ CY
CY R (BCD)
Au+1 Au (BCD)
Ad+1 (BCD)
Ad
CY
R+1 R
(BCD)
2 Instructions
2
2-165