Sharp MD-X60 Service Manual page 77

IC901 RH-iX2757AFZZ:System Control Micon (3/4)
Terminal Name
Pin No.
53 SPEANA-Lch
54 SPEANA-Lch
55 JOG-A
56 JOG-B
57 POSISTER
58 Initial Setting
59 SPAN Slection
60 VSM
61 –
62 FLD CS1
63 FLD CS2
64 –
65 FLD A/D IN
66 FLD DATA
67 FLD SCLK
68 MD-DATA
69 K-DATA
70 DSCK
71 RES
72 RWC
73 SQOUT
74 COIN
75 CQCK
76 WRQ
77 DRF
78 SL+
79 SL-
80 PU IN
81* HS
82* C.MUTE
83 L.MUTE
84 CCB-CE
85 CCB-DO
86 CCB-DI
87 CCB-CL
88 S.MUTE
89* Not Used
90* Not Used
91 TUNER MUTE
92 SD
In this unit, the terminal with asterisk mark (*) is (open) terminal which is not connected to the outside.
Input/Output
Port Name
P10/AN10 Input
P11/ANI1 Input
P12/ANI2 Input
P13/ANI3 Input
P14/ANI4 Input
P14/ANI5 Input
P14/ANI6 Input
P14/ANI7 Input
AVSS Input
P130/AN00 Output
P131/AN01 Output
AVREF1 Input
P70/RXD2 Input
SI2
P71/RXD2 Output
SO2
P72/ASCK2 Output
SCK2
P20/RXD1 Input
SI1
P21/TXD1 Output
SO1
P22/ASCK1 Output
SCK1
P23/PCL Output
P24/BUZ Output
P25/SI0 Input
P26/SO0 Output
P27/SCK0 Output
P80/A0 Input
P81/A1 Input
P82/A2 Output
P83/A3 Output
P84/A4 Intput
P85/A5 Output
P86/A6 Output
P87/A7 Output
P40/AD0 Output
P41/AD1 Input
P42/AD2 Output
P43/AD3 Output
P44/AD4 Output
P45/AD5 Output
P46/AD6 Output
P47/AD7 Output
P50/A8 Input
Setting
Active
Level in Reset
– – AOUT input of Lch side BA3835S. A/D input
– – AUTO input of Rch side BA3835S. A/D input
L H JOG input A. Port input. External PUL-UP is required.
L H 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
L/H – 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
L H FL driver. M35500AFP chip selection output
L H FL driver. M66004FP chip selection output
– H D/A converter reference voltage input.
To be connected to VDD.
L/H – Serial data input from FL driver M35500AFP
Taking-in of key input with 6 byte A/D value
L/H L Serial data output to M35500AFP/M66004FP
Indication data output
L H Serial clock output to M35500AFP/M66004FP
L/H – Serial data input from MD microcomputer
L/H H Serial data output to MD microcomputer
L H Serial clock output to MD microcomputer
L H Reset output to CD DSP element
L/H H READ/WRITE control output to CD DSP element
L/H – Serial input of sub-code data Q from CD DSP
L/H H Serial output of command data to CD DSP
L H Serial clock output to CD DSP
H L Sub-code Q output standby input
H L RF level detection input. (DETECT RF)
H L Slide feed signal output +
H L Slide feed signal output -
L L Pickup innermost periphery detection SW input.
Innermost periphery: L
H L CD x2 speed control output.
x2 speed: H output, Usual speed: L output
– L
H H AUDIO system line mute output
ON: H output, OFF: L output
L H Chip enable output to AUDIO/PLL/RDS element of CCB
communication
L/H – serial data input from PLL/RDS element of CCB
communication
L/H H serial data output to AUDIO/PLL/RDS element of CCB
communication
L H Serial clock output to AUDIO/PLL/RDS element of CCB
communication
H H AUDIO system mute output
– L
– L
H H TUNER MUITE control
ON: H output, OFF: L output
L H SD input in case of TUNER AUTO SCAN
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MD-X60
Function