Yamaha RX-V463 Service Manual page 61

Pin No. Port Name Function Name
1 /RESET Reset
2 /CEFL CS
3 CKFL SCK
4 DTFL SDATA
5 VSS Vss
6 XOUT XOUT
7 XIN XIN
8 VDD Vcc1
9 P1I SEG34
10 P2 SEG33
11 P3 SEG32
12 P4 SEG31
13 P5 SEG30
14 P6 SEG29
15 P7 SEG28
16 P8 SEG27
17 P9 SEG26
18 VDD Vcc2
19 P10 SEG25
20 P11 SEG24
21 P12 SEG23
22 P13 SEG22
23 P14 SEG21
24 P15 SEG20
25 P16 SEG19
26 P17 SEG18
27 P18I SEG17
28 P19 SEG16
29 P20 SEG15
30 P21 SEG14
31 P22 SEG13
32 P23 SEG12
33 P24 SEG11
34 P25 SEG10
35 P26 SEG09
36 P27 SEG08
37 P28 SEG07
38 P29 SEG06
39 P30 SEG05
40 P31 SEG04
41 P32 SEG03
42 P33 SEG02
43 P34 SEG01
44 P35 SEG00
45 P36 SEG35
46 P37 DIG17/SEG36
47 G17I DIG16/SEG37
48 G16I DIG15/SEG38
49 G15I DIG14/SEG39
50 G14 DIG13/SEG40
51 G13 DIG12/SEG41
52 G12 DIG11/SEG42
53 G11 DIG10
54 G10 DIG09
55 G9 DIG08
56 G8 DIG07
57 G7 DIG06
58 G6 DIG05
59 G5 DIG04
60 G4 DIG03
61 G3 DIG02
62 G2 DIG01
63 G1 DIG00
64 VP Vp
I/O
Reset input When "L", M66003 is initialized
Chip select input When "L", communication with the MCU is possible
When "H", any instruction from the MCU is neglected
Shift clock input
Serial input data is taken and shifted by the positive edge of SCK
Serial data input
GND (0V)
Clock output When use as a CR oscillator, connect external resistor and capacitor / When
Clock input use an external clock, input external clock to XIN, and XOUT must be opened
Positive power supply for internal logic
Segment output
Segment output
Segment output
Segment output
Segment output Positive power supply for DIG and SEG outputs
Segment output
Segment output
Segment output
Segment output
Segment output
Segment output
Segment output
Segment output
Segment output
Segment output
Segment output
Segment output
Segment output
Segment output
Segment output
Segment output
Segment output
Segment output
Connect to segment (anode) pins of VFD
Segment output
Segment output
Segment output
Segment output
Segment output
Segment output
Segment output
Segment output
Segment output
Segment output
Segment output
Segment output
Segment output
Segment output
Digit output
Digit output
Digit output
Digit output
Digit output
Digit output
Digit output
Digit output
Digit output Connect to digit (grid) pins of VFD
Digit output
Digit output
Digit output
Digit output
Digit output
Digit output
Digit output
Digit output
Negative power supply to pull down
RX-V463/HTR-6140/DSP-AX463
Detail of Function
61