Ic Data - Yamaha CRX-E400 Service Manual

RX-E400

IC DATA

IC700 : M30217M8-A103FP (16 bit µ-COM)
P67/FLD7
P66/FLD6
P65/FLD5
P64/FLD4
P63/FLD3
P62/FLD2
P61/FLD1
P60/FLD0
VEE
P107/AN7
P106/AN6
P105/AN5
P104/AN4
P103/AN3
P102/AN2
P101/AN1
AVSS
P100/AN0
VREF
AVCC
No. PORT Name
1 P97 Fan dr
2 P96 RLY PW
3 P95 VOL DN
4 P94 VOL UP
5 P93 ENC B
6 P92 ENC A
7 P91 LED T
8 P90 LED S
9 CNVSS CNVss
10 P87 Xin
11 P86 Xout
12 RESET Reset
13 XOUT 10Xout
14 VSS Vss
15 XIN 10Xin
16 VCC Vcc
17 P85 Sys O
18 P84 Sys I
19 P83 RLY SP
20 P82 Pro I
21 P81 Rem
22 P80 PD
10
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
IN/OUT
OUT Not used
OUT Power supply relay (Power ON) OUT
OUT Motor VR DOWN OUT
OUT Motor VR UP OUT
IN Rotary encoder-B IN
IN Rotary encoder-A IN
OUT Timer LED OUT
OUT Not used
- Connected to VSS(GND) via resistor(5.1kΩ)
- 32.768KHz IN
- 32.768KHz OUT
- RESET
- 10MHz OUT
- GND
- 10MHz IN
- Power supply +5V
OUT System control OUT
IN System control IN
OUT Speaker relay OUT
IN Amplifier current detect IN (protection)
INT-IN Remote control IN
INT-IN Power-down DC detect IN
P24/FLD36
50
P25/FLD37
49
P26/FLD38
48
P27/FLD39
47
P30/FLD40
46
P31/FLD41
45
P32/FLD42
44
P33/FLD43
43
P34/FLD44
42
P35/FLD45
41
P36/FLD46
40
P37/FLD47
39
P40/FLD48
38
P41/FLD49
37
P42/FLD50
36
P43/FLD51
35
P44/TXD0/FLD52
34
P45/RXD0/FLD53
33
P46/CLK0/FLD54
32
P47/CTS0/RTS0/FLD55
31
Function
[Pull-up resistor]
[Pull-up resistor]
(Feedback resistor included)
(Feedback resistor included)
(Feedback resistor included)
(Feedback resistor included)
[Backup capacitor required]
[1:Abnormality exists]
[0:POWER DOWN]
[0:OFF 1:ON]
[1:DOWN]
[1:UP]
[0:OFF 1:ON]
[0:RESET]
[0:OFF 1:ON]