Terminal Function Of Ics; Ic2003 (Rfkwakx30Pn): Ic Micro-Processor - Panasonic SA-AKX30PH Service Manual

20 Terminal Function of ICs

20.1. IC2003 (RFKWAKX30PN): IC
MICRO-PROCESSOR
Pin Terminal Name
No.
1 CLIP_ATTN
2 ASP_DATA
3 ASP_CLK
4 OCD_SDA
5 SW_MUTE
6 OCD_SCL
7 SW_LVL1
8 SW_LVL2
9 DCDET1
10 DCDET2
11 MMOD
12 XTOUT
13 XTIN
14 VSS
15 XI
16 XO
17 VDD33
18 VDD18
19 NSRT
20 SWJOGA
21 SWJOGB
22 TU_SDA
23 TU_CLK
24 TU_RST
25 TU_INT
26 NC
27 SYNC
28 PCONT
29 SMPS_BP
30 CD_OPEN_SW
31 NC
32 NC
33 NC
34 EE_DATA
35 EE_CS
36 EE_CLK
37 VDD18
38 NC
39 VSS
40 NC
41 NC
42 NC
43 NC
44 NC
45 NC
46 NC
47 NC
48 WMUTE
49 WDET
50 SW_LED
I/O Function
O To level down output to reduce
distortion
O ASP Communication line
O ASP Communication line
O Flashing of Micro-P communi-
cation line
O Not used
O Flashing of Micro-P communi-
cation line
- Not connected
- Not connected
I Detect of DAmp faulty (F61)
I Detect of Power Supply &
SMPS faulty (F76)
I Flashing of Micro-P communi-
cation line
O Resonator Oscillation . 10Mhz
I Resonator Oscillation . 10Mhz
- Ground
I crystal clk Oscillation .32.7khz
O crystal clk Oscillation .32.7khz
- 3.3V supply
- 1.8V supply
I Reset for Micro-P for pro-
gramme initialize
I Not used
I Not used
O Tuner communication line
O Tuner communication line
O Tuner communication line
I Tuner communication line
- No Connection
I Pulse wave from SMPS to
detect of AC plug in or out
O To switch on all power sup-
ply.Active Hi
O To shift SMPS switching freq
from interference
I To detect Open SW
- No Connection
- No Connection
- No Connection
O EEPROM communication line
O EEPROM communication line
O EEPROM communication line
- 1.8V Supply
- No Connection
- Ground
- No Connection
- No Connection
- No Connection
- No Connection
- No Connection
- No Connection
- No Connection
- No Connection
O Not used
I Not used
O Not used
Pin Terminal Name
No.
51 CD_RESET
52 CD_RESET_SW
53 CD_LOADING_CW
54 CD_LOADING_CCW
55 NC
56 NC
57 NC
58 NC
59 NC
60 NC
61 NC
62 NC
63 VSS
64 NC
65 NC
66 NC
67 REGION3
68 NC
69 CR_TIMER
70 NC
71 LED
72 MIC_SW
73 M.PORT_SW
74 HP_SW
75 SD_INT
76 SD_CMD
77 SD_STAT
78 SD_NRST
79 USB_REC_LED
80 MUTE_S
81 MUTE_A
82 REGION2
83 MODE_DA
84 F_HOP1
85 MUTE_F
86 RMT
87 NC
88 NC
89 VDD
90 LED_DIMMER
91 VSS
92 REGION1
93 CLIP_SENSOR
94 LEVEL_METER
95 ROTARY_SKIP
96 VOL_JOG
97 NC
98 KEY2
99 KEY1
100 VREF+
107
I/O Function
O CD Reset pin
I To detect CD Reset SW
O CD loading clockwise
O CD loading coounter clockwise
- No Connection
- No Connection
- No Connection
- No Connection
- No Connection
- No Connection
- No Connection
- No Connection
- Ground
- No Connection
- No Connection
- No Connection
I Country region setting
- No Connection
I CR timer pin
- No Connection
O Not used
I Not used
I To detect of MPort Jack connec-
tivity . Active Hi
I To detect of Headphone Jack
connectivity . Active Hi
O Jupiter and CD Communication
line interrupt
O Jupiter & CD Communication
line UART (TX)
I Jupiter & CD Communication
line UART (RX)
O Jupiter & CD Communication
line NRST
O To activate LED blinking effect
when USB recording
O Not used
O Muting Control
I Country region setting
O To activate DAmp. Active Hi
O To shift DAmp switching freq
from interference to AM freq
O To mute DAmp for speaker out-
put muting
I Remote controller detection
communication line
- No Connection
- No Connection
- 3.3V Supply
O Dim down the LED when dim-
mer on . Active Lo
- Ground
I Country region setting
I To detect signal & distortion by
level adjustment
I To detect signal level for LED
light up/off
I To detect rotary pulse for track
search
I To detect vol jog for volume
control
- No Connection
I To detect Manual EQ/FF/RWD/
Album+/-/CD/AM/FM/button
I To detect Power/Memory/USB/
MPort/Stop/DBass button
- 3.3V Supply