Sharp XL-HP700 - Page 44

XL-HP700
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In this unit, the terminal with asterisk mark (*) is (open) terminal which is not connected to the outside.
IC701 RH-iX0578AWZZ: System Microcomputer (IX0578AW) (1/2)
1 VDD VDD Input (+) Power supply.
2 P37 -20dBATT Output -20dB Attenuator.
3* P36 NO USE Output Open
4 P35 T-BIAS Output Tape record bias.
5 P34 SP_RELAY Output Speaker relay control.
6 P33 T-REC/PLAY Output Tape REC/PLAY change.
7 P32 CD RESOUT Output CD DSP reset.
8 P31 AC_RELAY Output AC relay control.
9 P30 NO USE Input Connect to GND.
10 RESET RESET Input Reset.
11 X2 X2 Output Main clock.
12 X1 X1 Input Main clock.
13 VPP/IC VPP/IC — GND
14* XT2 XT2 — Open
15 P04 CD_DRF Input CD DRF level detection.
16 VDD VDD Input (+) Power supply.
17 P27 CD CLK Output CD DSP clock.
18 P26 CD DI Output CD DSP command.
19 P25 CD DO Input CD DSP CODE Q out.
20 P24 CD CE Output CD DSP CE output.
21 P23 CE Output CE output.
22 P22 CLK Output Clock output.
23 P21 DI Output Data output.
24 P20 DO Input Data input.
25 AVSS AVSS — Analog ground.
26 P17 NO USE Input Connect to GND.
27 ANI6 NO USE Input Connect to GND.
28 ANI5 FPA/FPB SW Input Tape F.P A/B SW & PLAY 2 SW.
29 ANI4 PROTECT Input Power abnormal detect.
30 ANI3 NO USE Input Connect to GND.
31-33 ANI2-ANI0 KEY 2-KEY 0 Input Key input.
34 AVDD AVDD Input Analog VDD.
35 AVREF AVREF — Analog ref voltage.
36 INTP3 P_IN Input Power failure detect.
37 P02 CD_WRQ Input CD write read request.
38 INTP1 SP DET Input Speaker abnormal detect.
39 INTP0 REMOCON Input Remocon input.
40 VSS VSS — Ground voltage.
41 P74 SMUTE Output System mute control.
42 P73 T1-RUN Input TAPE 1 RUN PULSE input.
43 P72 T_SOL_A Output Tape solenoid control.
44 P71 T_MOTOR Output Tape motor control.
45 P70 TIMER LED Output Timer LED control.
46 VDD VDD Input (+) Power supply.
47 P127 JOG 1 Input Volume jog input 1.
48 P126 JOG 2 Input Volume jog input 2.
49 P125 NO USE Input Connect to GND.
50* P124 NO USE Output Open
51* P123 NO USE Output Open
52* P122 NO USE Output Open
53* P121 NO USE Input Open
Port Name
Terminal Name
Pin No.
Input/Output
Function