Friedrich SP05A10 service manual KS88C4716, 7-2-2Micom pin assignment

Block Diagram

7-2-2 Micom pin assignment

KS88C4716

SEG-DATA(c)

SEG-DATA(b)

GRID4

GRID3

Vcc

Vss

10MHz RESONATOR 10MHz RESONATOR TEST GRID2 GRDI1

RESET IC OUTPUT KEY-IN1 KEY-IN2

REMOCON

EEPROM CS LOW FAN COMPERSSOR MIDDLE FAN HIGH FAN 4-WAY VALVE Vcc

1	P0.1	P4.4
2	P0.0	P0.2
3	P4.3	P0.3
4	P4.2	P0.4
5	VDD	P0.5
6	VSS	P0.6
7	Xout	P0.7
8	Xin	P1.0
9	TEST	P1.1
10	P4.1	P1.2
11	P4.0	P1.3
12	RESET	P1.4
13	P2.0	P1.5
14	P2.1	P3.7
15	P2.2	P3.6
16	P2.3	P3.5
17	P2.4	P3.4
18	P2.5	P3.3
19	P2.6	P3.2
20	P2.7	P3.1
21	P4.5	P3.0
22	AVref	AVss

44

43

42

41

40

39

38

37

36

35

34

33

32

31

30

29

28

27

26

25

24

23

GRID5

SEG-DATA(d)

SEG-DATA(e)

SEG-DATA(f)

SEG-DATA(g)

SEG-DATA(h)

SEG-DATA(a)

EEPROM CLK

EEPROM IN

EEPROM OUT

BUZZER

OPTION

JIG OUTPUT OPTION SENSOR THERMIS- TOR(103AT)

OPTION

OPTION

OPTION

OPTION SAVE OPTION SWING MOTOR GND

7-2 FRIEDRICH AIR CONDITIONING CO.