MDT2020(FF)
Instruction Code
0001bb brrrrrrr
0011bb brrrrrrr
Mnemonic
Operands
Function
Operating
Skip if R(b)=0
Skip if R(b)=1
n→PC，
PC+1→Stack
n→PC
n→PC,
PC+1→Stack
Stack→PC,
i→W
n→PC
Status
None
None
None
None
None
None
None
BTSC R， b Bit Test，skip if clear
BTSS R， b Bit Test，skip if set
Long CALL subroutine
Long JUMP to address
Call subroutine
Return, place immediate to
W
JUMP to address
100nnn nnnnnnnn LCALL n
101nnn nnnnnnnn LJUMP n
110000 nnnnnnnn CALL
110001 iiiiiiii
RTWI i
n
11001n nnnnnnnn JUMP n
Note :
W
WT
TMODE
CPIO
TF
PF
PC
OSC
Inclu.
Exclu.
AND
:
:
:
:
:
:
:
:
:
:
:
Working register
Watchdog timer
TMODE mode register
Control I/O port register
Timer overflow flag
Power loss flag
Program Counter
Oscillator
Inclusive ‘∪’
Exclusive ‘♁’
Logic AND ‘∩’
b
t
:
:
0
1
R :
C :
HC :
Z :
/
:
x
:
i
:
n :
Bit position
Target
: Working register
: General register
General register address
Carry flag
Half carry
Zero flag
Complement
Don’t care
Immediate data ( 8 bits )
Immediate address
9. Electrical Characteristics
(A) Operating Voltage & Frequency
V
dd
﹕2.3
V ~ 6.0 V
Frequency﹕0 Hz ~ 20 MHz
(B) Input Voltage
@ V
dd
＝5.0
V, Temperature＝25
℃
Port
V
il
V
ih
PA, PB, PC
RTCC, /MCLR
PA, PB, PC
RTCC, /MCLR
Min.
V
ss
V
ss
2.0 V
3.3 V
Max.
1.0 V
1.0 V
V
dd
V
dd
＊
Threshold Voltage :
This specification are subject to be changed without notice. Any latest information please preview
http;//www.mdtic.com.tw
P. 7
2007/8 VER 1.5
MDTIC [ Micon Design Technology Corporation ]
