User`s manual

22
User system
interface cable
P10 to P17
P30 to P37
AVcc
AVss
AVref
P40 to P47
AVcc
AVss
AVref
MCU
P60 to P67
PA0, PA4 to PA7
PB0 to PB2
PH0 to PH7
PJ0 to PJ7
PI0 to PI7
PK0 to PK7
VHCT125
VHC125
Vcc
47 kΩ
P50 to P57
10 MΩ
P10 to P17
P30 to P37
P60 to P67
PA0, PA4 to PA7
PB0 to PB2
PH0 to PH7
PJ0 to PJ7
PI0 to PI7
PK0 to PK7
P40 to P47
P50 to P57
0.022 μF
0.022 μF
Compression
circuit
1 kΩ
Figure 3.2 User System Interface Circuits (3)