Double Bcd Multiply - Mull(56); Bcd Divide - Div(33) - Omron C200H Operation Manual

BCD Calculations
5-17-10 DOUBLE BCD MULTIPLY – MULL(56)
Description
Flags
5-17-11 BCD DIVIDE – DIV(33)
Limitations
Description
172
Ladder Symbols
MULL(56) @MULL(56)
Md
Mr
R
When the execution condition is OFF, MULL(56) is not executed. When the
execution condition is ON, MULL(56) multiplies the eight-digit content of Md
and Md+1 by the content of Mr and Mr+1, and places the result in R to R+3.
x
R + 1 R + 2
ER: Md, Md+1,Mr, or Mr+1 is not BCD.
Indirectly addressed DM word is non-existent. (Content of *DM word
is not BCD, or the DM area boundary has been exceeded.)
CY: ON when there is a carry in the result.
EQ: ON when the result is 0.
Ladder Symbol
DIV(33)
Dd
Dr
R
R and R+1 must be in the same data area.
When the execution condition is OFF, DIV(33) is not executed and the pro-
gram moves to the next instruction. When the execution condition is ON, Dd
Md: First multiplicand word (BCD)
IR, SR, AR, DM, HR, TC, LR, #
Md
IR, SR, AR, DM, HR, TC, LR, #
Mr
R
Md + 1 Md
Mr + 1 Mr
R + 1 R
IR, SR, AR, DM, HR, TC, LR, #
IR, SR, AR, DM, HR, TC, LR, #
Section 5-17
Operand Data Areas
Mr: First multiplier word (BCD)
R: First result word
IR, AR, DM, HR LR
Operand Data Areas
Dd: Dividend word (BCD)
Dr: Divisor word (BCD)
R: First result word (BCD)
IR, AR, DM, HR, LR