Sharp MD-X60H Service Manual page 83

IC901 RH-iX2757AFZZ:System Control Micon (3/4)
Terminal Name Port Name
Pin No.
53 SPEANA-Lch P10/AN10
54 SPEANA-Lch P11/ANI1
55 JOG-A P12/ANI2
56 JOG-B P13/ANI3
57 POSISTER P14/ANI4
58 Initial Setting P14/ANI5
59 SPAN Slection P14/ANI6
60 VSM P14/ANI7
61 – AVSS
62 FLD CS1 P130/AN00
63 FLD CS2 P131/AN01
64 – AVREF1
65 FLD A/D IN P70/RXD2
SI2
66 FLD DATA P71/RXD2
SO2
67 FLD SCLK P72/ASCK2
SCK2
68 MD-DATA P20/RXD1
SI1
69 K-DATA P21/TXD1
SO1
70 DSCK P22/ASCK1
SCK1
71 RES P23/PCL
72 RWC P24/BUZ
73 SQOUT P25/SI0
74 COIN P26/SO0
75 CQCK P27/SCK0
76 WRQ P80/A0
77 DRF P81/A1
78 SL+ P82/A2
79 SL- P83/A3
80 PU IN P84/A4
81* HS P85/A5
82* C.MUTE P86/A6
83 L.MUTE P87/A7
84 CCB-CE P40/AD0
85 CCB-DO P41/AD1
86 CCB-DI P42/AD2
87 CCB-CL P43/AD3
88 S.MUTE P44/AD4
89* Not Used P45/AD5
90* Not Used P46/AD6
91 TUNER MUTE P47/AD7
92 SD P50/A8
In this unit, the terminal with asterisk mark (*) is (open) terminal which is not connected to the outside.
Active Setting
Input/Output
in Reset
Level
Input – –
Input – –
Input L H
Input L H
Input – –
Input – –
Input L/H –
Input – –
Input – –
Output L H
Output L H
Input – H
Input L/H –
Output L/H L
Output L H
Input L/H –
Output L/H H
Output L H
Output L H
Output L/H H
Input L/H –
Output L/H H
Output L H
Input H L
Input H L
Output H L
Output H L
Intput L L
Output H L
Output – L
Output H H
Output L H
Input L/H –
Output L/H H
Output L H
Output H H
Output – L
Output – L
Output H H
Input L H
– 83 –
Function
AOUT input of Lch side BA3835S. A/D input
AUTO input of Rch side BA3835S. A/D input
JOG input A. Port input. External PUL-UP is required.
JOG input B. Port input. External PUL-UP is required.
POWER IC posister value detection. A/D input
Setting of destination with A/D value
TUNER span selection. Port input
Input of intensity of electric field in state of RDS ASPM
with A/D value
A/D converter ground potential. To be connected to VSS
FL driver. M35500AFP chip selection output
FL driver. M66004FP chip selection output
D/A converter reference voltage input.
To be connected to VDD.
Serial data input from FL driver M35500AFP
Taking-in of key input with 6 byte A/D value
Serial data output to M35500AFP/M66004FP
Indication data output
Serial clock output to M35500AFP/M66004FP
Serial data input from MD microcomputer
Serial data output to MD microcomputer
Serial clock output to MD microcomputer
Reset output to CD DSP element
READ/WRITE control output to CD DSP element
Serial input of sub-code data Q from CD DSP
Serial output of command data to CD DSP
Serial clock output to CD DSP
Sub-code Q output standby input
RF level detection input. (DETECT RF)
Slide feed signal output +
Slide feed signal output -
Pickup innermost periphery detection SW input.
Innermost periphery: L
CD x2 speed control output.
x2 speed: H output, Usual speed: L output
AUDIO system line mute output
ON: H output, OFF: L output
Chip enable output to AUDIO/PLL/RDS element of CCB
communication
serial data input from PLL/RDS element of CCB
communication
serial data output to AUDIO/PLL/RDS element of CCB
communication
Serial clock output to AUDIO/PLL/RDS element of CCB
communication
AUDIO system mute output
TUNER MUITE control
ON: H output, OFF: L output
SD input in case of TUNER AUTO SCAN
MD-X60H