96
Symbol Math Instructions Section 3-9
DOUBLE
SIGNED BINARY
WITH CARRY
–CL
@–CL
413
Output
Required
BCD SUBTRACT
WITHOUT
CARRY
–B
@–B
414
Output
Required
DOUBLE BCD
SUBTRACT
WITHOUT
CARRY
–BL
@–BL
415
Output
Required
BCD SUBTRACT
WITH CARRY
–BC
@–BC
416
Output
Required
DOUBLE BCD
SUBTRACT
WITH CARRY
–BCL
@–BCL
417
Output
Required
Instruction
Mnemonic
Code
Symbol/Operand Function Location
Execution
condition
Mi: Minuend word
Su: Subtrahend
word
R: Result word
–CL(413)
Mi
Su
R
Subtracts 8-digit (double-word) hexadecimal data and/or constants with
the Carry Flag (CY).
Mi+1
Su+1
R+1
CY
–
Mi
Su
RCY
(Signed binary)
(Signed binary)
(Signed binary)
CY will turn
ON when
there is a
borrow.
Mi: Minuend word
Su: Subtrahend
word
R: Result word
–B(414)
Mi
Su
R
Subtracts 4-digit (single-word) BCD data and/or constants.
Mi
Su
RCY
–
(BCD)
(BCD)
(BCD)
CY will turn
ON when there
is a carry.
Mi: 1st minuend
word
Su: 1st
subtrahend word
R: 1st result word
–BL(415)
Mi
Su
R
Subtracts 8-digit (double-word) BCD data and/or constants.
Mi +1
Su+1
R+1CY
–
Mi
Su
R
(BCD)
(BCD)
(BCD)
CY will turn
ON when there
is a borrow.
Mi: Minuend word
Su: Subtrahend
word
R: Result word
–BC(416)
Mi
Su
R
Subtracts 4-digit (single-word) BCD data and/or constants with the Carry
Flag (CY).
CY
Mi
Su
RCY
(BCD)
(BCD)
(BCD)
CY will turn
ON when there
is a borrow.
–
Mi: 1st minuend
word
Su: 1st
subtrahend word
R: 1st result word
–BCL(417)
Mi
Su
R
Subtracts 8-digit (double-word) BCD data and/or constants with the Carry
Flag (CY).
Mi +1
Su+1
R+1
CY
Mi
Su
RCY
(BCD)
(BCD)
(BCD)
CY will turn
ON when there
is a borrow.
–