Sharp SF-2220 Service Manual page 148

CPU SC3041K12F (IC1) pin signal
5
Pin No. Port Signal name
1 VCC VCC
2 P60 CVFMPWM
3 PB1 SCL
4 PB2 MMPWM
5 PB3 SDA
6 PB4 /MIR-A
7 PB5 MIR-A
8 PB6 /MIR-B
9 PB7 MIR-B
10 /RES0 /RES0
11 VSS VSS
12 P90 DATA
13 P91 TXD
14 P92 HL
15 P93 RXD
16 P94 OP-CLK
17 P95 OP-LATCH
18 P40 KI0
19 P41 KI1
20 P42 KI2
21 P43 KI3
22 VSS VSS
23 P44 S0
24 P45 S1
25 P46 S2
26 P47 MFD
27 P30 D0
28 P31 D1
29 P32 D2
30 P33 D3
31 P34 D4
32 P35 D5
33 P36 D6
34 P37 D7
35 VCC VCC
36 P10 A0
37 P11 A1
38 P12 A2
39 P13 A3
40 P14 A4
41 P15 A5
42 P16 A6
43 P17 A7
44 VSS VSS
45 P20 A8
46 P21 A9
47 P22 A10
48 P23 A11
49 P24 A12
50 P25 A13
51 P26 A14
IN/OUT H/L
Power (+5V)
OUT Fan motor (PWM output) signal
OUT Serial clock signal for EEPROM
OUT Main motor (PWM output) signal
OUT Serial data for EEPROM
OUT H Mirror base motor drive signal -A
OUT H Mirror base motor drive signal A
OUT H Mirror base motor drive signal -B
OUT H Mirror base motor drive signal B
OUT H Reset signal for external device (fixed to HIGH)
Power (GND)
OUT Operation panel serial data signal
OUT Option UART input signal
OUT L Heater lamp control signal (ON at LOW)
IN Option UART input signal
OUT Operation panel serial clock input signal
OUT Operation panel data latch signal
IN Key input 0 signal
IN Key input 1 signal
IN Key input 2 signal
IN Key input 3 signal
Power (GND)
IN Matrix input 0 signal
IN Matrix input 1 signal
IN Matrix input 2 signal
IN L Multi manual feed unit sensing signal (Low when the unit is sensed.)
Data signal
Data signal
Data signal
Data signal
Data signal
Data signal
Data signal
Data signal
Address signal
Address signal
Address signal
Address signal
Address signal
Address signal
Address signal
Address signal
Power (+5V2)
Address signal
Address signal
Address signal
Address signal
Address signal
Address signal
Address signal
12 – 6
MC-Service
Specifications