MDT10P22(DF)
5. Block Diagram
Port
PB0~PB7
8 bits
Stack Two Levels
10 bits
RAM
72x8
EPROM
1Kx14 (MDT10P22)
Port B
14 bits
10 bits
Program Counters
Ins truction
Register
Special Register
Port
PA0~PA7
(22,24 pins)
PA0~PA5
(20 pins)
PA0~PA3
(18 pins)
8 bits
OSC2
OSC1
D0~D7
MCLR
Port A
Ins truction
Decoder
Control Circuit
Os cilla tor Circuit
CMR0~C
MR5
Comparat
or mode
Register
Data
8-bit
Power on Reset
Working Register
ALU
Power Down Reset
Status Register
WDT/OST
Timer
Prescale
RTCC
8-bit Timer/Counter
This specification are subject to be changed without notice. Any latest information
please preview http;//www.mdtic.com.tw
P. 3
2007/8 Ver. 1.6
MDTIC [ Micon Design Technology Corporation ]
