MDT10P23CC Datasheet, PDF (9/18 Pages) Micon Design Technology Corporation – 8-bit micro-controller

9. Instruction Set
MDT10P23(CC )
Instruction Code
Mnemonic
Operands
Function
Operating
Status
010000
00000000
NOP
No operation
None
010000
00000001
010000
00000010
CLRWT
SLEEP
Clear Watchdog timer
Sleep mode
0 WT
TF, PF
0 WT, stop OSC TF, PF
010000
00000011
010000
00000100
TMODE
RET
Load W to TMODE register W TMODE
Return
Stack PC
None
None
010000 00000rrr CPIO R Control I/O port register
W CPIO r
None
010001 1rrrrrrr STWR R Store W to register
WR
None
011000 trrrrrrr LDR R, t Load register
Rt
Z
111010 iiiiiiii LDWI I Load immediate to W
IW
None
010111 trrrrrrr SWAPR R, t Swap halves register
[R(0~3)↔R(4~7)] None
t
011001 trrrrrrr INCR R, t Increment register
R+1 t
Z
011010 trrrrrrr INCRSZ R, t Increment register, skip if
zero
R+1 t
None
011011 trrrrrrr ADDWR R, t Add W and register
W+R t
C, HC, Z
011100 trrrrrrr SUBWR R, t Subtract W from register
R Wt
(R+/W+1 t)
C, HC, Z
011101 trrrrrrr DECR R, t Decrement register
R 1t
Z
011110 trrrrrrr
010010 trrrrrrr
DECRSZ R, Decrement register, skip if R 1 t
t
zero
ANDWR R, t AND W and register
R Wt
None
Z
110100 iiiiiiii ANDWI i AND W and immediate
i WW
Z
010011 trrrrrrr IORWR R, t Inclu. OR W and register R W t
Z
110101 iiiiiiii IORWI i Inclu. OR W and immediate i W W
Z
010100 trrrrrrr XORWR R, t Exclu. OR W and register R W t
Z
110110 iiiiiiii XORWI i Exclu. OR W and immediate i W W
Z
011111 trrrrrrr COMR R, t Complement register
/R t
Z
010110 trrrrrrr RRR R, t Rotate right register
R(n) R(n-1), C
C
R(7), R(0) C
Instruction Code
Mnemonic
Operands
Function
Operating
Status
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P. 9
2005/6 Ver. 1.4