Kenwood DPX701 Service Manual page 12

DPX701/701U/701UY
DPX-MP7090U
MICROCOMPUTER'S TERMINAL DESCRIPTION
Pin No. Pin Name
53 CLK_IN2
54 FL_LAT
55 FL_DATA3
56 3.3VDD
57,58 X2, X2
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 TYPE_2
81 2.5VDD
82 VSS
83 NC
84 TYPE_1
85 NC
86 REMO
87 PON_FL+B
88 PON_FLVDD
89 PON_5V
90~93 NC
94 WE
12
I/O Application
I Serial sync clock input
O FL latch control
O FL serial control data SI3
-
I Clock input
-
I Clock generator operational mode input
I Input frequency selection when PLL mode
-
-
µ-com operation mode input
I
µ-com operation mode input
I
Used when debugging
I Input from reset IC
I D/A conversion reference voltage
I Input-dedicated terminal
- D/A conversion reference GND
I A/D conversion reference voltage
I Audio input
I BPF (63Hz)
I BPF (150Hz)
I BPF (330Hz)
I BPF (1kHz)
I BPF (3.3kHz)
I BPF (10kHz)
I 1DIN/2DIN setting
O Not used
I With/without customize destination setting
O
I Remote control signal input
O FL bias power switch
I/O FL logic power switch
I/O 5V power switch
O Not used
I/O Memory data writing-in permission
Processing Operation Description
Sync to FL_CLK
6.6MHz, internally 66MHz
Direct connection to GND
VDD connection when the main clock is 5.5MHz or above
GND for other frequencies
Direct connection to GND
H: Writing-in
Cancel after 100msec after PON_PAN ON
Reset after 60µsec after PON_PAN OFF
Connect with D3.3V
Pull-down
Direct connection to GND
Connect with D3.3V
AD read
AD read
AD read
AD read
AD read
AD read
AD read
H: 2DIN, L: 1DIN
Output L fixed
H: Flash ROM, L: Mask ROM
Detect with pulse width
H: ON, L: OFF
H: ON, Hi-Z: OFF
Remote control IC, Spectrum analyzer IC power supply
H: ON, Hi-Z: OFF
Output L fixed
L: Writing-in, H: Wait, Hi-Z when starting up at SW3.3