MDT1010 Datasheet, PDF (16/20 Pages) Micon Design Technology Corporation – 8-bit micro-controller

12. Block Diagram
Stack Two Levels
10 bits
Program Counters
ROM
1024 14
10 bits
14 bits
Instruction
Register
OSC1 OSC2
MCLR
Oscillator Circuit
Instruction
Decoder
MDT1010
RAM
25 8
Port A
Port
PA0~PA3
4 bits
Special Register
D0~D7
Control Circuit
Port B
Port
PB0~PB7
8 bits
Power on Reset
Power Down Reset
Working Register
ALU
Data 8-bit
Status Register
8-bit Timer/Counter
Prescale
RTCC
WDT/OST
Timer
This specification are subject to be changed without notice. Any latest information please preview
http;//www.mdtic.com.tw
P.16
2005/6 Ver1.4