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SM8521 Datasheet(PDF) 52 Page - Sharp Corporation

Part # SM8521
Description  8-Bit Single-Chip Microcomputer
PDF  56 Pages
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Manufacturer  SHARP [Sharp Corporation]
Direct Link  http://sharp-world.com/
Logo SHARP - Sharp Corporation

SM8521 Datasheet(HTML) 52 Page - Sharp Corporation

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SM8521
Arithmetic Operation Instructions
Logical Operation Instructions
Program Control Instructions
INSTRUCTION OPERAND
FUNCTION
ADC
dst, src
dst
←dst+src+C
(Add With Carry)
ADCW
dst, src
dst
←dst+src+C
(Add Word With Carry)
ADD
dst, src
dst
←dst+src (Add)
ADDW
dst, src
dst
←dst+src (Add Word)
CMP
dst, src
dst–src (Compare)
CMPW
dst, src
dst–src
(Compare Word)
DA
dst
dst
←DA dst
(Decimal Adjust)
DEC
dst
dst
←dst–1 (Decrement)
INC
dst
dst
←dst+1 (Increment)
DIV
dst, src
dst
←dst/src,
src
←dst MOD src (Divide)
DECW
dst
dst
←dst–1
(Decrement Word)
EXTS
dst
Extend sign (Extend Sign)
SBC
dst, src
dst
←dst–src–C
(Subtract With Carry)
MULT
dst, src
dst
←dst x src (Multiply)
SUB
dst, src
dst
←dst–src (Subtract)
INCW
dst
dst
←dst+1
(Increment Word)
NEG
dst
dst
← –dst (Negate)
SBCW
dst, src
dst
←dst–src–C
(Subtract Word With Carry)
SUBW
dst, src
dst
←dst–src
(Subtract Word)
INSTRUCTION OPERAND
FUNCTION
AND
dst, src
dst
←dst AND src
(Logical And)
ANDW
dst, src
dst
←dst AND src
(Logical And Word)
COM
dst
dst
←NOT dst
(Complement)
OR
dst, src
dst
←dst OR src
(Logical OR)
ORW
dst, src
dst
←dst OR src
(Logical OR Word)
XOR
dst, src
dst
←dst XOR src
(Logical Exclusive OR)
XORW
dst, src
dst
←dst XOR src
(Logical Exclusive OR Word)
INSTRUCTION OPERAND
FUNCTION
BBC
src, dst
If src = 0 then PC
←PC+dst
(Branch on Bit Clear)
BBS
src, dst
If src = 1 then PC
←PC+dst
(Branch on Bit Set)
BR
cc, dst
If cc = true then
PC
← PC+dst (Branch)
CALL
dst
SP
←SP–2, @SP←PC,
PC
←dst (Call Subroutine)
CALS
dst
SP
←SP–2, @SP←PC,
PC
←dst
(Short Call Subroutine)
DBNZ
r, dst
r
←r–1, if r ≠ 0 then
PC
←PC+dst
(Decrement and Branch
on Non-Zero)
IRET
PS1
←@SP, SP←SP+1,
PC
←@SP, SP←SP+2
(Return from Interrupt)
JMP
cc, dst
If cc = true,then PC
←dst
(Jump)
RET
PC
←@SP, SP←SP+2
(Logical Exclusive OR Word)
- 52 -



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