MDT10P41A1 Datasheet, PDF (3/11 Pages) Micon Design Technology Corporation – 8-bit Micro-controller

6. Pin Function Description
MDT10P41A1
Pin Name
PA0
PA1~PA3
PB0
PB1
PB2~PB3
PB4~PB7
Vdd
Vss
I/O
Function Description
I/O Open drain ouput pin with 130K ohm pull-high resistor for input.
I/O Port A, TTL input level.
PA1-PA3 are I/O pins with 50K ohm pull-high resistor for input.
I/O I/O pin with 10K ohm pull-high resistor for input.
I/O Open drain output with 10K ohm pull-high resistor for input.
I/O Port B, TTL input level.
PB2-PB3 are I/O pins with 35K ohm pull-low resistors for input.
I/O Port B, TTL input level
Power supply
Ground
7. Memory Map
(A) Register Map
Address
00
01
02
03
04
05
06
07~1F
Description
Indirect Addressing Register
Unimplemented
PC
STATUS
MSR
Port A
Port B
Internal RAM, General Purpose Register
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 11
2005/6 Ver.1.6