MDT10P43_04 Datasheet, PDF (3/10 Pages) Micon Design Technology Corporation – 8-bit Micro-controller

6. Pin Function Description
MDT10P43 Spec
Pin Name
PA0~PA7
PB0
PB1~PB7
OSC1
OSC2
Vdd
Vss
I/O
Function Description
I Port A, TTL input level. Built in 50K ohm pull-high resistor. In sleep mode,
a high-to-low change on any pin will cause chip reset.
O CMOS output pin
O Port B open drain output pins, 50K ohm pull-high resistor.
I Crystal oscillation input pin
O Crystal oscillation output pin
Power supply
Ground
7. Memory Map
(A) Register Map
Address
00
01
02
03
04
05
06
07
08~1F
Description
Indirect Addressing Register
Unimplemented
PC
STATUS
MSR
Port A
Unimplemented
Unimplemented
Internal RAM, General Purpose Register
(1) IAR ( Indirect Address Register) : R0
This specification is subject to be changed without notice. Please visit our web site for the most updated information.
http://www.mdtic.com.tw
3 of 10
2004/12/2 Ver. 1.0