MC80F0424 Datasheet, PDF (131/135 Pages) List of Unclassifed Manufacturers – 8-BIT SINGLE-CHIP MICROCONTROLLERS

MC80F0424/0432/0448
3. 16-BIT OPERATION
NO.
MNEMONIC
1 ADDW dp
2 CMPW dp
3 DECW dp
4 INCW dp
5 LDYA dp
6 STYA dp
7 SUBW dp
4. BIT MANIPULATION
OP BYTE CYCLE
CODE NO NO
1D
2
5
OPERATION
16-Bits add without carry
YA ← ( YA ) + ( dp +1 ) ( dp )
5D
2
4
Compare YA contents with memory pair contents :
(YA) − (dp+1)(dp)
BD 2
6
Decrement memory pair
( dp+1)( dp) ← ( dp+1) ( dp) - 1
9D
2
6
Increment memory pair
( dp+1) ( dp) ← ( dp+1) ( dp ) + 1
7D
2
5
Load YA
YA ← ( dp +1 ) ( dp )
DD 2
5
Store YA
( dp +1 ) ( dp ) ← YA
3D
2
5
16-Bits substact without carry
YA ← ( YA ) - ( dp +1) ( dp)
FLAG
NVGBHIZC
NV--H-ZC
N-----ZC
N-----Z-
N-----Z-
N-----Z-
--------
NV--H-ZC
NO.
MNEMONIC
1 _{AND1 M.bit}
2 _{AND1B M.bit}
3 _{BIT dp}
4 _{BIT !abs}
5 _{CLR1 dp.bit}
6 _{CLRA1 A.bit}
7 _CLRC
8 _CLRG
9 _CLRV
10 _{EOR1 M.bit}
11 _{EOR1B M.bit}
12 _{LDC M.bit}
13 _{LDCB M.bit}
14 _{NOT1 M.bit}
15 _{OR1 M.bit}
16 _{OR1B M.bit}
17 _{SET1 dp.bit}
18 _{SETA1 A.bit}
19 _SETC
20 _SETG
21 _{STC M.bit}
22 _{TCLR1 !abs}
23 TSET1 !abs
OP BYTE CYCLE
CODE NO NO
8B 3
4
8B 3
4
0C 2
4
1C 3
5
y1
2
4
2B 2
2
20
1
2
40
1
2
80
1
2
AB 3
5
AB 3
5
CB 3
4
CB 3
4
4B 3
5
6B 3
5
6B 3
5
x1
2
4
0B 2
2
A0 1
2
C0 1
2
EB 3
6
OPERATION
Bit AND C-flag : C ← ( C ) ∧ ( M .bit )
FLAG
NVGBHIZC
-------C
Bit AND C-flag and NOT : C ← ( C ) ∧ ~( M .bit )
-------C
Bit test A with memory :
MM----Z-
Z ← ( A ) ∧ ( M ) , N ← ( M₇ ) , V ← ( M₆ )
Clear bit : ( M.bit ) ← “0”
--------
Clear A bit : ( A.bit )← “0”
--------
Clear C-flag : C ← “0”
-------0
Clear G-flag : G ← “0”
--0-----
Clear V-flag : V ← “0”
-0--0---
Bit exclusive-OR C-flag : C ← ( C ) ⊕ ( M .bit )
-------C
Bit exclusive-OR C-flag and NOT : C ← ( C ) ⊕ ~(M .bit) -------C
Load C-flag : C ← ( M .bit )
-------C
Load C-flag with NOT : C ← ~( M .bit )
-------C
Bit complement : ( M .bit ) ← ~( M .bit )
--------
Bit OR C-flag : C ← ( C ) ∨ ( M .bit )
-------C
Bit OR C-flag and NOT : C ← ( C ) ∨ ~( M .bit )
-------C
Set bit : ( M.bit ) ← “1”
--------
Set A bit : ( A.bit ) ← “1”
--------
Set C-flag : C ← “1”
-------1
Set G-flag : G ← “1”
--1-----
Store C-flag : ( M .bit ) ← C
--------
5C 3
6
Test and clear bits with A :
A - ( M ) , ( M ) ← ( M ) ∧ ~( A )
N-----Z-
3C 3
6
Test and set bits with A :
A-(M), (M)← (M)∨(A)
N-----Z-
MAR. 2005 Ver 0.2
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