MDT90P01_09 Datasheet, PDF (9/11 Pages) Micon Design Technology Corporation – 4-bit micro-controller

MDT90P01
Note :
W
WT
TMRL
TMRH
CPIO
TF
PF
PC
OSC
Inclu.
Exclu.
AND
: Working register
: Watchdog timer
: Time mode register low nibble
: TIme mode register high nibble
: Control I/O port register
: Timer overflow flag
: Power loss flag
: Program Counter
: Oscillator
: Inclusive ‘∪’
: Exclusive ‘♁’
: Logic AND ‘∩’
b:
t:
0:
1:
R:
C:
Z:
x:
i:
n:
Bit position
Target
Working register
General register
General register address
Carry flag
Zero flag
Don’t care
Immediate data ( 4 bits )
Immediate address
11. Oscillator start up timer condition :
Oscillator Type
INTRC
Porwer-on reset
20ms
Subsequest resets
20ms
12. Electrical Characteristics
(A) Operating Voltage & Frequency
V_dd ﹕2.5V ~ 5.5 V
Frequency﹕4 MHz & 8 MHz
(B) Input Voltage
@ V_dd＝5.0 V, Temperature＝25 ℃
Port
Type
PB0
TTL
PB1
TTL
Vil
TTL
PB2
ST
PB3
TTL
Min.
V_ss
V_ss
V_ss
V_ss
V_ss
Max.
1.0V
1.0V
1.0V
1.0V
1.0V
This specification is subject to be changed without notice. Please visit our web site for the most updated information.
http://www.mdtic.com.tw
P. 9
2009/6 Ver. 1.1