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5
13. IC INFORMATION
• The information shown in the list is basic information and may not correspond exactly to that shown in the schematic diagrams.
PMC020A8 (SERVICE TUSB ASSY : IC101)
• TUNER Microcomputer
Pin Function
No.
Mark
1
PA3 /SO8
2
PA4/SI8/SB8
3
PA5/SCK8
4
P70/INT0/T0LCP
5
P71/INT1/T0HCP
6
P72/INT2/T0IN/T0LCP
7
P73/INT3/T0IN/T0HCP
8
RES#
9
XT1
10 XT2
11 VSS1
12 CF1
13 CF2
14 VDD1
15 P80/AN0
16 P81/AN1
17 P82/AN2
18 P83/AN3
19 P84/AN4
20 P85/AN5
21 P86/AN6
22 P87/AN7
23 P10/SO0
24 P11/SI0/SB0
25 P12/SCK0
26 P13/SO1
27 P14/SI1/SB1
28 P15/SCK1
29 P16/T1PWML
30 P17/T1PWMH/BUZ
31 PE0/AN12
32 PE1/AN13
33 PE2/AN14
34 PE3/AN15
35 PE4
36 PE5
37 PE6
38 PE7
39 VSS4
40 VDD4
41 PF0
42 PF1
43 PF2
44 PF3
45 PF4/IRP
46 PF5
47 PF6
48 PF7
49 SI2P0/SO2
50 SI2P1/SI2/SB2
51 SI2P2/SCK2
52 SI2P3/SCK20
53 PWM1
5
6
Pin Name I/O
NC
O
Not used
NC
O
Not used
NC
O
Not used
WDT
I
WDT for microcomputer runaway detection RC is external connection. H: Forced reset
ACDET
I
Existence detection of AC power Level interrupt
HS_MTOT
I
System controller communication handshake From system controller to Tuner controller
IR
I
Pulse input of the remote control unit
XTRESET
I
Reset input
XT1
I
Sub clock connection 32.768kHz
XT2
O
Sub clock connection
GND
-
Ground
CF1
I
Main clock connection 15MHz
CF2
O
Main clock connection
VDD1
-
Power supply
MODEL1
AI
Input 1 for destination judgment
MODEL2
AI
Input 2 for destination judgment
KEY1
AI
Main unit key input 1
KEY2
AI
Main unit key input 2
KEY3
AI
Main unit key input 3
AGC
AI
AGC voltage input from the tuner
BATTERY
AI
Input for battery voltage check It is not used but pull-up is necessary.
FUNC
AI
SCART Function signal input
SDET3
I
Plug detection of S terminal 3
SDET2
I
Plug detection of S terminal 2
SDET1
I
Plug detection of S terminal 1
AVLOUT
O
AV.Link output signal Negative logic Reverse on the SCART terminal
SDA
O/D IIC communication (data)
SCL
O/D IIC communication (clock)
XSYSRST
O
IC reset signal of whole system
NC
O
Not used
AFT
AI
AFT voltage input
NC
O
Not used
XAMUTE2
O
Audio mute signal of output stage Negative logic H: Release, L: Mute
SEL_R
O
Switching external video SW of Red/Chroma
SEL_L3
O
Switching external video SW of S terminal 3 input
NC
O
Not used
DDCSW1
O
DDC/IIC switching control Select the MAIN or TUJB
DDCSW2
O
DDC/IIC switching control
GND
-
Ground
VDD4
-
Power supply
FUNC_ON
O
Function output signal
SQU
O
Squeeze output superimposed signal
CAPACITOR
I
Electric discharge detection of capacitor for power supply backup
NC
O
Not used
IROUT
O
Pulse output for IR blaster
PSAVE
O
Power save mode switch of HA118326
XSCMUTE
O
Audio mute control of SCART
AVLTH
O
Through switch of AV.Link communication line
FLDATA
O
Communication line with FL driver From tuner controller to FL driver
FLSTB
O
Communication strobe signal with FL driver
FLCLK
O
Communication clock with FL driver
RFTHRU
O
RF through switch of the tuner Control with the main unit setting during standby.
NC
O
Not used
DVR-LX60
6
7
Pin Function
H: OFF L: ON
7
8
A
B
C
D
E
F
179
8
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