Sharp AH-N45DP2 Service Manual page 11

Microcomputer (IC1)
IC1 is a CMOS, one chip, 8-bit microcomputer.
Microcomputer port allocation is as follows.
Pin Terminal Input
No. Name Output
1 P45 IN
2 P46 IN
3 P47 IN
4 AN0 IN
5 AN1 IN
6 AN2 IN
7 AN3 IN
8 AN4 IN
9 AN5 IN
10 AN6 IN
11 AN7 IN
12 AVCC IN
13 AVR IN
14 AVSS IN
15 R60 IN
16 R61 IN
17 R62 IN
18 R63 IN
19 R64 IN
20 RST IN
21 MOD0 IN
22 MOD1 IN
23 X0 IN
24 X1 IN
25 VSS IN
26 P27 IN
27 P26 OUT
28 P25 OUT
29 P24 OUT
30 P23 OUT
31 P22 OUT
32 P21 OUT
Function
–
HOOT KEEP
SWEET
ROOM TEMP.
PIPE TEMP.
CT
CLUSTER SENS.
MODEL
LOUVER SET
FAN SET COOL
FAN SET HEAT
5V
5V
0V
WIRELESS SIGNAL
AC CLOCK
SW1
WIRELESS HEDDER
POWER ON
RESET SUGNAL
0V
0V
OSILLATION
OSILLATION
0V
–
FAN MOTOR A CONTROL
OUTDOOR FAN M. CONTROL
VALVE CONTROL
COMPRESSOR CONTROL
BUZZER
CLUSTER GENERATOR CONTROL
Pin Terminal Input
No. Name Output
33 P20 IN
34 P17 OUT
35 P16 OUT
36 P15 OUT
37 P14 OUT
38 P13 NC
39 P12 NC
40 P11 NC
41 P10 NC
42 P07 OUT
43 P06 OUT
44 P05 OUT
45 P04 OUT
46 P03 OUT
47 P02 OUT
48 P01 OUT
49 P00 OUT
50 N5 NC
51 P30 OUT
52 P31 IN
53 P32 IN
54 P33 IN
55 P34 IN
56 P35 IN
57 VCC IN
58 P36 IN
59 P37 IN
60 P40 IN
61 P41 IN
62 P42 IN/OUT EEPROM
63 P43 IN/OUT EEPROM
64 P44 IN
11
AH-N45DP2
AU-N45DP2
AH-N56DP2
AU-N56DP2
Function
CLEANING SW1
LOUVER MOTOR
LOUVER MOTOR
LOUVER MOTOR
LOUVER MOTOR
–
–
–
–
LED 107 (GREEN)
LED 107 (BLUE)
LED 101
LED 102
LED 103
LED 104
LED 105
LED 106
–
CLUSTER POLARITY CONTROL
DEICE 2
DRY FAN
PIPE 1
PIPE 2
INDOOR FAN MOTOR R.P.M.
5V
CLUSTER SET
–
TEST
DEICE 1
OUT FAN