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JVC KT-DB1000 Service Manual page 4

Dab tuner unit
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KT-DB1000
3.1 MN102H60KCB (IC701) : Controller
• Pin layout
• Pin functions
No.
Symbol
1
-
2
LCDRS
3
LCDR/W
4
LCDE
5~12
LCDDB0~7
13
JBUSCK
14
JBUSDAI
15
JBUSDAO
16
JBUSI/O
17
VDD
18
SYSCKO
19
GND
20
XI
21
NC
22
VDD
23
OSCI
24
OSCO
25
MODE
26
EEPRMDI
27
EEPRMDO
28
EEPRMCK
29
EEPRMCS
30~32
-
33
CKSEL
34
AVDD
35
DAISEL
36
RDISEL
37
CIRSEL
38
AGCSEL
39
OPMODE0
40
OPMODE1
41
DUMMY
42
-
43
VREF-
44
KEY0
45
KEY1
46
KEY2
47
KEY3
48
TUSDA
49
TUSCL
50
MPUCK
51
MPUDAI
52
MPUDAO
53
DABRST
54
VREF+
55
DABDARX
4
SECTION 3
Description of major ICs
I/O
-
Not use
O
Resistor select output terminal for LCD module
O
Read/Write select output terminal for LCD module
O
Data read/write start up output for LCD module
O
Data bus output 0 terminal for LCD module
I/O
JBUS clock input/output terminal
I
JBUS data input terminal
O
JBUS data output terminal
O
JBUS input/output select output terminal
-
Powersupply terminal
O
System clock(19.6608MHz) output terminal
-
Connect to GND
I
Connect to GND
O
Open
-
Power supply trerminal
I
X'tal connect terminal(19.6608MHz)
O
X'tal connect terminal(19.6608MHz)
I
Mode setting input terminalpull up(single chip mode)
I
EEPROM(for preset data save)data input terminal
O
EEPROM(for preset data save)data output terminal
O
EEPROM(for preset data save)clock output terminal
O
EEPROM(for preset data save)chip select terminal
-
Not use
O
SYSCK output enable select terminal, "H" output enable
-
Analogue power supply terminal
O
DAI output enable select terminal, "H" output enable
O
RDI output enable select terminal, "H" output enable
I
CIR monitor output enable select terminal, "H" output enable
I
AGC internal/external select terminal, "H" external(AGC outpput enable)
I
Operation mode setting terminal 0
I
Operation mode setting terminal 1
I
Dummy mode select terminal, "H" dummy mode
-
Not use
-
Analogue reference power supply terminal, connect to GND
I
Test key analogue voltage onput 0
I
Test key analogue voltage input 1
I
Test key analogue voltage input 2
I
Test key analogue voltaeg input 3
O
Tuner PLL data output terminal
O
Tuner PLL clock output terminal
O
DAB MPU interface clock output terminal
I
DAB MPU interface data input terminal
O
DAB MPU interface data outut terminal
O
DAB LSI/TUNER reset output terminal, "L" reset
-
Analogue reference poser supply terminal, connect to AVDD
I
FIC packet data stream output data input terminal
Function

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