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GMS81C50 Datasheet(PDF) 88 Page - Hynix Semiconductor

Part # GMS81C50
Description  8-BIT SINGLE CHIP MICROCONTROLLERS
PDF  99 Pages
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Manufacturer  HYNIX [Hynix Semiconductor]
Direct Link  http://www.skhynix.com/kor/main.do
Logo HYNIX - Hynix Semiconductor

GMS81C50 Datasheet(HTML) 88 Page - Hynix Semiconductor

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Appendix A. GMS800 Series Instruction
A-5
NO.
MNENONIC
OP
CODE
BYTE
NO.
CYCLE
NO
OPERATION
FLAG
NVGBHIZC
124
MUL
5B
1
9
Multiply : YA
← Y x A
N - - - - - Z -
125
NOP
FF
1
2
No operation
- - - - - - - -
126
NOT1 M.bit
4B
3
5
Bit complement : (M.bit)
← ~(M.bit)
- - - - - - - -
127
OR #imm
64
2
2
Logical OR
N - - - - - Z -
128
OR dp
65
2
3
A
← A V (M)
129
OR dp + X
66
2
4
130
OR !abs
67
3
4
131
OR !abs + Y
75
3
5
132
OR [dp +X}
76
2
6
133
OR [dp] + Y
77
2
6
134
OR {X}
74
1
3
135
OR1 M.bit
6B
3
5
Bit OR C-flag : C
← C V (M.bit)
- - - - - - - C
136
OR1B M.bit
6B
3
5
Bit OR C-flag and NOT : C
← C V ~(M.bit)
- - - - - - - C
137
PCALL
4F
2
6
U-page call : M(SP)
← (PCH), SP ← SP -1,
- - - - - - - -
M(SP)
← (PCL), SP ← SP -1,
PCL ← (upage), PCH ←"OFFH"
138
POP A
0D
1
4
Pop from stack
- - - - - - - -
139
POP X
2D
1
4
SP
← SP + 1, Reg. ← M(SP)
140
POP Y
4D
1
4
141
POP PSW
6D
1
4
(restored)
142
PUSH A
0E
1
4
Push to stack
- - - - - - - -
143
PUSH X
2E
1
4
M(SP)
← Reg.
SP
← SP - 1
144
PUSH Y
4E
1
4
145
PUSH PSW
6E
1
4
146
RET
6F
1
5
Return from subroutine :
- - - - - - - -
SP
← SP+1, PCL ← M(SP), SP ← SP+1, PCH ← M(SP)
147
RETI
7F
1
6
Return from interrupt :
(restored)
SP
← SP+1, PSW ← M(SP), SP ← SP+1,PCL ← M(SP),
SP
← SP+1, PCH ← M(SP)
148
ROL A
28
1
2
Rotate left through carry
N - - - - - ZC
149
ROL dp
29
2
4
150
ROL dp + X
39
2
5
151
ROL !abs
38
3
5
152
ROR A
68
1
2
Rotate right through carry
N - - - - - ZC
153
ROR dp
69
2
4
154
ROR dp + X
79
2
5
155
ROR !abs
78
3
5
156
SBC #imm
24
2
2
Substract with carry
NV - - HZC
157
SBC dp
25
2
3
A
← A - (M) - ~(C)
158
SBC dp + X
26
2
4
159
SBC !abs
27
3
4
160
SBC !abs + Y
35
3
5
161
SBC [dp + X]
36
2
6
162
SBC [dp] + Y
37
2
6
163
SBC {X}
34
1
3
C
7 6 5 4 3 2 1 0
← ← ← ← ← ← ← ← ←
7 6 5 4 3 2 1 0
C
→ → → → → → → → →



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