Omron CPM1

299
Binary Calculation Instructions Section 5-21
5-21-3 BINARY MULTIPLY – MLB(52)
Limitations DM 6143 to DM 6655 cannot be used for R.
MLB(52) cannot be used to multiply signed binary data. In CQM1 PCs,
MBS(––) can be used. Refer to 5-21-7 SIGNED BINARY MULTIPLY – MBS(–
–).
Description When the execution condition is OFF, MLB(52) is not executed. When the exe-
cution condition is ON, MLB(52) multiplies the content of Md by the contents
of Mr, places the rightmost four digits of the result in R, and places the left-
most four digits in R+1.
Flags ER: Indirectly addressed DM word is non-existent. (Content of *DM word
is not BCD, or the DM area boundary has been exceeded.)
EQ: ON when the result is 0.
5-21-4 BINARY DIVIDE – DVB(53)
Limitations DM 6143 to DM 6655 cannot be used for R.
DVB(53) cannot be used to divide signed binary data. In CQM1 PCs,
DBS(––) can be used. Refer to 5-21-9 SIGNED BINARY DIVIDE – DBS(––)
for details.
Description When the execution condition is OFF, DVB(53) is not executed. When the
execution condition is ON, DVB(53) divides the content of Dd by the content
Md: Multiplicand word (binary)
IR, SR, AR, DM, HR, TC, LR, #
Mr: Multiplier word (binary)
IR, SR, AR, DM, HR, TC, LR, #
Ladder Symbols
Operand Data Areas
R: First result word
IR, SR, AR, DM, HR LR
MLB(52)
Md
Mr
R
@MLB(52)
Md
Mr
R
Md
Mr
R +1 R
X
Dd: Dividend word (binary)
IR, SR, AR, DM, HR, TC, LR, #
Dr: Divisor word (binary)
IR, SR, AR, DM, HR, TC, LR, #
Ladder Symbols
Operand Data Areas
R: First result word
IR, SR, AR, DM, HR LR
DVB(53)
Dd
Dr
R
@DVB(53)
Dd
Dr
R