Omron CS1G/H-CPUxxH Instructions Manual page 437

Symbol Math Instructions
Description
Flags
Precautions
416
Area
DM Area
EM Area without bank
EM Area with bank
Indirect DM/EM
addresses in binary
Indirect DM/EM
addresses in BCD
Constants
Data Registers
Index Registers
Indirect addressing
using Index Registers
*BL(425) multiplies BCD values in Md and Md+1 and Mr and Mr+1 and out-
puts the result to R, R+1, R+2, and R+3.
Md + 1
×
Mr + 1
R + 3 R + 2 R + 1
Name Label
Error Flag ER
Equals Flag =
If Md, Md+1 and/or Mr, Mr+1 are not BCD, an error will be generated and the
Error Flag will turn ON.
If as a result of the multiplication, the content of R, R+1, R+2, R+3 is
00000000 hex, the Equals Flag will turn ON.
Md
D00000 to D32766
E00000 to E32766
En_00000 to En_32766
(n = 0 to C)
@ D00000 to @ D32767
@ E00000 to @ E32767
@ En_00000 to @ En_32767
(n = 0 to C)
*D00000 to *D32767
*E00000 to *E32767
*En_00000 to *En_32767
(n = 0 to C)
#00000000 to #99999999
(BCD)
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,IR0 to ,IR15
–2048 to +2047 ,IR0 to –2048 to +2047 ,IR15
DR0 to DR15, IR0 to IR15
,IR0+(++) to ,IR15+(++)
,–(– –)IR0 to, –(– –)IR15
(BCD)
Md
(BCD)
Mr
(BCD)
R
Operation
ON when Md and/or Md+1 are not BCD.
ON when Mr and/or Mr +1 are not BCD.
OFF in all other cases.
ON when the result is 0.
OFF in all other cases.
Section 3-11
Mr R
D00000 to
D32764
E00000 to
E32764
En_00000 to
En_32764
(n = 0 to C)
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