Sharp SF-1014 Service Manual page 107

4
CPU: M37702 (IC110) pin signals
Pin No. Port Signal name
1 P70 AES
2 P67 IN1
3 P66 IN0
4 P65 MMRE
5 P64 FWS
6 P63 MHPS
7 P62 AEG2
8 P61 AEG1
9 P60 SMPWM
10 P57 AEG0
11 P56 CLPWM
12 P55 HL
13 P54 MMPWM
14 P53 PR
15 P52 BLPWM
16 P51 PSPS
17 P50 DL
18 P47 SCLK
19 P46 SDAT
20 P45 LHPS
21 P44 IMP
22 P43 SPFM
23 P42 VFM
24 P41 CFM
25 P40 POD
26 BYTE BYTE
27 CNVss CNV
SS
28 RESET RESET
29 X X
IN IN
30 X X
OUT OUT
31 E E
32 Vss Vss
33 P33 PNC
34 P32 TRC
35 P31 NrjStar.
36 P30 DVF
37 P27 TMb
38 P26 TMa
39 P25 LEMT0
40 P24 LEMT1
41 P23 LEMT2
42 P22 LEMT3
43 P21 MPFC
44 P20 MPFS
45 P17 MFD1
46 P16 MFD0
47 P15 MRPS
48 P14 MRMT0
49 P13 MRMT1
50 P12 MRMT2
51 P11 MRMT3
52 P10 SRPL
53 P07 SRRC
54 P06 SPFC
55 P05 SME
IN/OUT H/L
IN Analog input signal (AE sensor)
IN Lower unit serial parallel IC input 2 port
IN Lower unit serial parallel IC input 2 port
IN Main motor timer input
IN Power zero cross pulse detection signal
IN H Mirror home position detecting signal ("HIGH at Home position)
OUT AE gain select signal
OUT AE gain select signal
IN/OUT H Transport motor timer output clock
OUT AE gain select signal
OUT H Copy lamp control signal
OUT H Heater lamp control signal
OUT H Main motor timer output clock
OUT H Power relay control signal
OUT Blank lamp control signal
OUT H Paper separation solenoid control signal
OUT H Discharge lamp control signal
OUT Data output clock signal to EEPROM
IN/OUT — Serial data I/O to EEPROM
IN H Lens home position detecting signal (HIGH at home position)
IN — NC
OUT H SDH cooling fan motor control signal
OUT H Ventilation fan motor control signal
OUT H Optical system cooling fan motor control signal
OUT H Paper exit detecting sinal
IN External data bus select signal ("L" = 16 bit, "H" = 8 bit)
IN H Processor mode selection
IN L Reset signal (Reset at "L")
IN Clock IN
OUT Clock OUT
OUT Enable output
OUT Power (GND)
OUT Personal counter clock
OUT H Transport roller clutch
OUT H Power switch OFF signal for EnergyStar (Power swith OFF at HIGH)
IN L Not used
OUT H Toner supply motor drive signal
OUT H Toner supply motor drive signal
OUT H Lens motor drive signal A
OUT H Lens motor drive signal B
OUT H Lens motor drive signal –A
OUT H Lens motor drive signal –B
OUT H Multi paper feed clutch control signal
OUT H Multi paper feed solenoid control signal
IN Single/multi input 1
IN Single/multi input 2
OUT H
OUT H Mirror motor drive signal A
OUT H Mirror motor drive signal B
OUT H Mirror motor drive signal –A
OUT H Mirror motor drive signal –B
OUT H SDF lamp
OUT H Resist roller clutch drive signal
OUT H Paper feed roller clutch drive signal
OUT Transport motor ON/OFF control signal
Description
L H
Single
Not set
present
H L
12 – 4
L H
paper Single
Multi
exhaust
L H
paper