SA-PM24EB, SA-PM24EG, SA-PM24EP, SC-PM24EP - Panasonic Audio Service Manual (repair manual). Page 87

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87
20 Terminal Function of IC’s
20.1. IC800 (RFKWMPM5EB) MICRO PROCESSOR
Pin No.
Mark
I/O
Function
1
PCONT1
O
Power Control Output 1(Pwr Sply,Active 
HIGH)
2
PCONT2
O
Power Control Output 2
3
FL_CS
O
Chip select for FL Panel
4
FL  DATA 
OCD_SDA
O
FL Data Output
5
MUTE_HP
O
Analog MUTE Output (L:MUTE ON)
6
FL_CLK
OCD_SCL
O
FL CLK Output
On Chip Debugger Clock
7
HP_SW
I
Headphone detect switch input
8
MBP1
-
No Connection
9
MBP2
-
No Connection
10
NC
-
No Connection
11
MMOD
I
Memory mode selection
12
OSC2 (8MHz)
O
Main Oscillator output (8MHz)
13
OSC1 (8MHz)
I
Main Oscillator input (8MHz)
14
VSS
-
Micom GND
15
XI (32KHz)
I
Slow Oscillator input (32KHz)
16
XO (32KHz)
O
Slow Oscillator output (32KHz)
17
3.3V
-
3.3V
18
Internal (1.8V)
-
Connect to pin 37
19
NRST
I
MICOM RESET PIN (L: reset)
20
USB_IRQ
I
USB Interrupt Request
21
MMOD0
O
Switching Mode
22
TERR/FLAG
I
Timeout Error/Current Limitter IC 
output
23
VERR/CTRL
O
Verify Error/Current Limitter IC input 
CTRL H: Cut 5V supply L: Normal
24
USB_RST
O
USB Reset Pin
25
RMT
I
Remote Control Input
26
HALT
I
AC detection
27
DAB_DDOWFIC
-
No Connection
28
NC
-
No Connection
29
BLKCK
I
CD Subcode Block Clock Input
30
VSS
O
Micom GND
31
CD_MDATA
O
CD LSI Command Data
32
STAT
I
CD LSI Status Input
33
CD_MCLK
O
CD LSI Command Clock
34
USB_SDA
I/O USB I2C Data Line
35
CD_MLD
O
CD LSI Command Load
36
USB_SCL
I
USB I2C Clock Line
37
1.8V
-
Power Supply (1.8V)
38
NC
-
No Connection
39
VSS
-
Micom GND
40
CLOSE_L
O
CD Tray Close Control (Active L)
41
OPEN_H
O
CD Tray Open Control (Active H)
42
CD_OPEN_SW
I
CD Open SW (H:Open; L:Close)
43
REST_SW
I
REST SW (L:Inner)
44
NC
-
No Connection
45
CD_RST
O
CD LSI Reset Ouput (L: reset)
46
NC
-
No Connection
47
Demo_Setting
I
Demo Mode Setting Input
48
MODEL_SELEC
T
I
Tape Select (H: PM5)
49
PLL_DI
I
PLL Data Input
50
PLL_DO
O
PLL Data Output
51
PLL_CLK
O
PLL Clock
52
PLL_CE
O
PLL chip select
53
NC
-
No Connection
54
NC
-
No Connection
55
NC
-
No Connection
56
NC
-
No Connection
57
NC
-
No Connection
58
NC
-
No Connection
59
NC
-
No Connection
60
NC
-
No Connection
61
NC
-
No Connection
62
CRTIMER
I/O CR TIMER
63
VSS
-
Micom GND
64
ASP_CLK
I/O ASP Sound Processor Serial Clock 
Output
65
ASP_DATA
I/O ASP Sound Processor Serial Data 
Output
66
NC
O
No Connection
67
DAB_RST
-
No Connection
68
DAB_TU_RST
-
No Connection
69
DAB_TU_SCL
-
No Connection
70
DAB_TU_SDA
-
No Connection
71
DAB_PCONT
-
No Connection
72
DAB_RX
-
No Connection
73
RDS_DATA
I
RDS_DATA Input
74
RDS_CLK
I
RDS_CLK Input
75
DAB_MODE
-
No Connection
76
NC
-
No Connection
77
NC
-
No Connection
78
NC
-
No Connection
79
NC
-
No Connection
80
NC
-
No Connection
81
NC
-
No Connection
82
NC
-
No Connection
83
NC
-
No Connection
84
NC
-
No Connection
85
NC
-
No Connection
86
NC
-
No Connection
87
NC
-
No Connection
88
FAN_SW
O
Fan Switch
89
VDD
-
Micom VDD +5V
90
ADM_MUTE
O
Amplifier MUTE Output (H:MUTE 
ON)
91
VSS
-
GROUND
92
KEY1
I
Key 1 input
93
KEY2
I
Key 2 input
94
NC
-
No Connection
95
NC
-
No Connection
96
DCDET
I
DC Level Detection Input
97
REGION
I
Region Setting Input
98
VOL_JOG
I
Jog Input
99
NC
O
No Connection
100
VREF+
-
A/D Converter reference voltage 
+3.3V
Pin No.
Mark
I/O
Function
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