CD-C470H,C470E,C480H/CP-C470H,C470E,C480H
– 54 –
IC701 RH-iX0170AWZZ:System Microcomputer (IX0170AW) (1/2)
1-5 P94/FIP6-P90/FIP2 G06-G02 Output FL display tube grid drive
6,7 P81/FIP1,P80/FIP0 G01,G00 Output FL display tube grid drive
8 VDD VDD — Positive power supply
9 P27/SCK0 C
2
B CLK Output C
2
B serial clock output
10 P26/S00/SB1 C
2
B DO Output C
2
B serial data output
11 P25/SI0/SB0 C
2
B DI Input C
2
B serial data input
12 P24/BUSY C
2
B CE Output C
2
B serial CE output
13 P23/STB SUB STB Output Serial strobe output for CD/TAPE microcomputer
14 P22/SCK1 SUB SCK Output Serial clock output for CD/TAPE microcomputer
15 P21/SO1 SUB SO Output Serial data output for CD/TAPE microcomputer
16 P20/SI1 SUB SI Input Serial strobe input for CD/TAPE microcomputer
17 RESET RESET Input Reset input
18 P74 SUB RES Output Reset output for CD/TAPE microcomputer
19 P73 TUN MUTE Output Tuner TUN MUT output
20 AVSS AVSS — Analog power supply for A/D converter
21 P17/ANI7 TUN SD Input Tuner station detection input
22 P16/ANI6 TUN SM Input Tuner signal meter input
23 P15/ANI5 KEY IN5 Input Key input 37-45
24 P14/ANI4 KEY IN4 Input Key input 28-36
25 P13/ANI3 KEY IN3 Input Key input 19-27
26 P12/ANI2 KEY IN2 Input Key input 10-18
27 P11/ANI1 KEY IN1 Input Key input 1-9
28 P10/ANI0 ENF IN Input Tuner initial setting input
29 AVDD AVDD — Analog positive power supply for A/D converter
30 AVREF AVREF — Reference power supply for A/D converter
31 P04/XT1 VSS Input Sub-clock input To be connected to Vss
32* XT2 N.C — Sub-clock output OPEN
33 VSS VSS — GND power
34 X1 X1 Input Main clock 4.194304 MHz
35 X2 X2 Output Main clock 4.194304 MHz
36 P37 LED LCK Output LED IC serial clock output BU2092 LCK
37 P36/BUZ LED DATA Output LED IC serial data output BU2092 DATA
38 P35/PCL LED CLK Output LED IC serial clock output BU2092CLK
39* P34/TI2 RDS ID Input RDS RDS station detection input
40* P33/TI1 RDS SYNC Input RDS Data sync detection input
41* P32/TO2 RDS SYR Output RDS RAM reset output LC72720 SYR
42 P31/TO1 SYS MUTE Output System mute output
43 P30/TO0 POWER Output POWER output
44* P03/INTP3/CI0 Output No use
45* P02/INTP2 Output No use
46 P01/INTP1 SYS STOP Input Power failure input
47 P00/INTP0/TI0 REM IN Input Remote Control Input
48 IC VSS — Connect with GND
49* P72 Output No use
50* P71 Output No use
51* P70 Output No use
52 VDD VDD — Positive power supply
53* P127/FIP33 — No use
54-60
P126/FIP32-P120/FIP26
S21-S15 Output FL display tube segment drive
61-68
P117/FIP25-P110/FIP18
S14-S07 Output FL display tube segment drive
69,70
P107/FIP17,P106/FIP16
S06,S05 Output FL display tube segment drive
Terminal NamePin No. Input/Output
In this unit, the terminal with asterisk mark (*) is (open) terminal which is not connected to the outside.
FunctionPort Name
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