Kenwood KDC-8021 - Microcomputers Terminal Description

KDC-8021/M9021/X859
5
MICROCOMPUTER'S TERMINAL DESCRIPTION
Pin Name I/O Processing Operation
1 SC DATA I/O Data communication with System Controller.
2 MC CLK I Clock input from System Controller.
3NC O
4 DATA1 O Data communication with FL driver.
5 CLK O Clock communication with FL driver (rise data shifting).
6NC O
7 DATA 2 O Data communication with FL driver
8 CLK IN I Data communication with FL driver (fall data shifting)
9 EVDD - PAN.5V
10 EVSS - GND
11 RED LED O ILL Red switching. "H": ON. "L": OFF.
12 GREEN LED O ILL Green switching. "H": ON. "L": OFF.
13 REMO I Input from Remote Control IC.
14 LATCH O Latch for FL driver. "H": Through. "L": Latch.
15 GCP O Brightness gradation control.
16 REMO ON I/O Remote Control IC power ON/OFF. "Hi-Z": OFF. "L"": ON.
17-19 NC O
20 BLK O Display for FL driver. Blanking display. "H": Display ON. "L": Display OFF.
21 TEST I INTEMALLY CONNECTED
22-33 NC O
34 RESET I RESET
35 XT1 - GND
36 XT2 -
37 REGC - Regulator capacitance connection.
38 X2 - MAIN CLOCK
39 X1 - MAIN CLOCK
40 VSS - GND
41 VDD - PAN.5V
42-47 NC O
48 FL +3.3V O FL +3.3V ON/OFF "H":ON "L":OFF
49 FL +B I/O FL+B ON/OFF "H":FL+B ON "Hi-Z":FL+B OFF
50-57 NC O
58 BVDD - PAN.5V
59 BVSS - GND
60-73 NC O
74 AVDD - PAN.5V
75 AVSS - GND
76 AVREF -
77 F01 I BPF(63Hz)
78 F02 I BPF(150Hz)
79 F03 I BPF(330Hz)
80 F04 I BPF(1kHz)
81 F05 I BPF(3.3kHz)
82 F06 I BPF(10kHz)
83 WAVE IN I Voice input.
84 KR3 I KEY RETURN
85 KR2 I KEY RETURN
86 KR1 I KEY RETURN
87 VOLUME B I VOLUME CONTROL
88 VOLUME A I VOLUME CONTROL
89 SC REQ O Request communication with System Controller. "H": Requested. "L": Standby.
90 NC(FAC IN) O (FAC data input) (Flicker prevention circuit input)
91 SC CON I Panel uCOM control. During operation: "L".
92 OPEN KEY I OPEN KEY "H":ON "L":OFF
PANEL MICROCOMPUTER UPD703032GFA03 (X16)