MDT2020FF Datasheet, PDF (8/16 Pages) Micon Design Technology Corporation – 8-bit micro-controller

Instruction Code ^Mnemonic
Operands
Function
0001bb brrrrrrr BTSC R， b Bit Test，skip if clear
0011bb brrrrrrr BTSS R， b Bit Test，skip if set
100nnn nnnnnnnn LCALL n Long CALL subroutine
101nnn nnnnnnnn LJUMP n
110000 nnnnnnnn CALL n
Long JUMP to address
Call subroutine
110001 iiiiiiii
RTWI i
11001n nnnnnnnn JUMP n
Return, place immediate to
W
JUMP to address
MDT2020(FF)
Operating
Status
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
None
None
None
None
None
None
None
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
Min.
V_il
PA, PB, PC
V_ss
RTCC, /MCLR
V_ss
PA, PB, PC
2.0 V
V_ih
RTCC, /MCLR 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