MDT1020 Datasheet, PDF (2/18 Pages) Micon Design Technology Corporation – 8-bit micro-controller

4. Pin Assignment
MDT1020
RTCC 1
V_dd 2
N/C 3
V_ss 4
N/C 5
PA0 6
PA1 7
PA2 8
PA3 9
PB0 10
PB1 11
PB2 12
PB3 13
PB4 14
28 /MCLR
27 OSC1
26 OSC2
25 PC7
24 PC6
23 PC5
22 PC4
21 PC3
20 PC2
19 PC1
18 PC0
17 PB7
16 PB6
15 PB5
5. Pin Function Description
Pin Name
PA0~PA3
PB0~PB7
PC0~PC7
RTCC
/MCLR
OSC1
OSC2
V_dd
V_ss
I/O
Function Description
I/O Port A, TTL input level
I/O Port B, TTL input level
I/O Port C, TTL input level
I Real Time Clock/Counter, Schmitt Trigger input levels
I Master Clear, Schmitt Trigger input levels
I Oscillator Input
O Oscillator Output
Power supply
Ground
This specification are subject to be changed without notice. Any latest information please preview
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P.2
2005/6 Ver1.4