Kenwood KDC-MP628 Service Manual page 10

KDC-MP628/MP7028/MP728
MP8029/W7031/W7031Y
MICROCOMPUTER'S TERMINAL DESCRIPTION
Pin No. Pin Name
45 SYS DATA
46 PAN DATA
47 FL CLK
48 KR4 INT
49 FL DATA1
50 CLK IN3
51 FL EL
52 FL DATA2
53 CLK IN2
54 FL LAT
55 FL DATA3
56 3.3VDD
57,58 X2,X1
59 CVSS
60 CKSEL
61 PSEL
62 2.5VDD
63 VSS
64 MODE0
65 MODE1
66 PAN RST
67 AVDD1
68,69 NC
70,71 AVSS1,AVSS0
72 AVDD0
73 WAVE IN
74 F01
75 F02
76 F03
77 F04
78 F05
79 F06
80 NC
81 2.5VDD
82 VSS
83 NC
84 TYPE
85 NC (VREFCON)
86 REMO
87 PON FL+B
88 PON FLVDD
89 PON 5V
10
I/O Function
Data reception from system µ-com
I
O Data transmission from panel
O Fruorescent indicator serial communication reference clock
I Key return
O Fruorescent indicator serial control data
I Serial synchronization clock
O Fruorescent indicator skip shift control
O Fruorescent indicator serial control data
I Serial synchronization clock
O Fruorescent indicator latch control
O Fruorescent indicator serial control data
-
I Clock
-
-
-
-
-
-
-
I Input from reset IC
I D/A conversion reference voltage
-
- D/A conversion reference GND
- A/D conversion reference voltage
I Voice input
I BPF (63Hz)
I BPF (150Hz)
I BPF (330Hz)
I BPF (1kHz)
I BPF (3.3kHz)
I BPF (10kHz)
-
-
-
- Not used
I Whether there is customizing or not designation setting
O Not used
I Remote controller signal
O Fruorescent indicator bias power supply switch
I/O Fruorescent indicator logic section power supply switch
I/O 5V power supply switch
Processing Operation
UART communication 500kbps
UART communication 500kbps
Reference clock 4.125MHz
Interruption possible
Synchronized to Fruorescent indicator CLK
H or Hi-Z : Odd number skip, L : Even number skip
Synchronized to Fruorescent indicator CLK
3.3V
6.6MHz
Connect to GND
Connect to GND
Connect to VDD
2.5V
Connect to GND
Connect to GND
Pull down
Connect to D3.3V
Pull down
Connect to D3.3V
AD read
AD read
AD read
AD read
AD read
AD read
AD read
Pull down
2.5V
Connect to GND
H : Flash ROM (This model), L : Mask ROM (Other model)
Detection with pulse width
H : ON, L : OFF
H : ON, Hi-Z : OFF
Remote controller IC / Space analyzer IC power
supply H : ON, Hi-Z : OFF