Microprocessor And Ic Data; Ml9207-01 Terminal Function - Marantz SA8400F1N Service Manual

10. MICROPROCESSOR AND IC DATA

QY01 : ML9207-01

ML9207-01 Terminal Function

Pin No. Pin Name
3~37 SEG1~35
39~62 COM1~24
1,2, 79, 80 AD1~4
72~75 P1~4
71 V
DD
38, 78 V
DISP1~2
64 GND
63, 76 V
FL1~2
70 DA
69 CP
68 CS
67 RESET
65 OSC0
66 OSC1
AD3 1
AD4 2
SEG1 3
SEG2 4
SEG3 5
SEG4 6
SEG5 7
SEG6 8
SEG7 9
SEG8 10
SEG9 11
SEG10 12
SEG11 13
SEG12 14
SEG13 15
SEG14 16
SEG15 17
SEG16 18
SEG17 19
SEG18 20
I/O
O FL display anode drive output pin
O FL display grid drive output pin
O FL display anode drive output pin
O General port output pin
V -GND: Power supply for logic block
DD
V -V : Power supply for FL display drive
DISP FL
For V and V , apply from same power source
DD DISP
I Serial data input pin (positive logic)
I Shift clock input pin
I Chip select input pin
I Reset input pin
I
Pin for self-oscillation
O
60 COM22
59 COM21
58 COM20
57 COM19
56 COM18
55 COM17
54 COM16
53 COM15
52 COM14
51 COM13
50 COM12
49 COM11
48 COM10
47 COM9
46 COM8
45 COM7
44 COM6
43 COM5
42 COM4
41 COM3
Function
17