72
Pin
No
Port Name
Port
DCD-720AE I/O use Note
use NoUse init. stby Act.
52 PI4 L L -
communication clock with CD
DSP
53 PI5 L L -
communication chip enable with
CD DSP
54
55
56
57
58 PJ7 L L L
Init&Stby:L
59
60
61 N.C -
62 DVCC Power supply pin P P
63 DVSS GND pin G G
64 N.C H H L
65 N.C H H L
66 PA4 L L L
67 PA5 L L - vfd data
68 PA6 L L L vfd chip select
69 PA7 PA7 L L - vfd clock
70 I - H L
71 CVCC Power supply pin P P
72
high-speed
oscillator(10MHz)
73 CVSS GND pin G G GND
74
high-speed
oscillator(Input)
oscillator(10MHz)
75 GND pin G G
76 Power supply pin P P
77
low-speed
oscillator(Input)
78
low-speed
79 N.C -
80 NMI Non-maskable interrupt P P 3.3V
81 G G GND
82 Reset input pin I I I L
83 PI7 L - -
84 PH6 L - -
85 N.C L L H RL91 Control
86 I H H L Power down
87 N.C -
88 N.C -
89 N.C -
90
91 PC0/AN0 AN0 I I - - -
92 PC1/AN1 N.C I I - - -
93 PC2/AN2 N.C - I I
94 PC3/AN3 N.C - I I
95 PD0/AN4 N.C - I I
96 PD1/AN5 AN5 I I - - -
To Next Page
Loading...
