KCH-14/15
7
SEMICONDUCTOR DATA
CPU:30302M84Z2GP(Display unit IC3)
Pin Port Name I/O Function
No. 66 PF9 I
No connection (KCH-14), [PF9] Key (KCH-15)
67 PF8 I
No connection (KCH-14), [PF8] Key (KCH-15)
68 PF7 I
No connection (KCH-14), [PF7] Key (KCH-15)
69 PF6 I
No connection (KCH-14), [PF6] Key (KCH-15)
70 PF5 I [PF5] Key (KCH-14/15)
71 PF4 I [PF4] Key (KCH-14/15)
72 PF3 I [PF3] Key (KCH-14/15)
73 PF2 I [PF2] Key (KCH-14/15)
74 PF1 I [PF1] Key (KCH-14/15)
75 SCN I
No connection (KCH-14), [SCN] Key (KCH-15)
76 MON I
No connection (KCH-14), [MON]Key (KCH-15)
77 ZDN I [Zone down] Key (KCH-14/15)
78 ZUP I [Zone up] Key (KCH-14/15)
79 NC −No connection
80 DISP O LCD driver DISP
(L:LCD inactive, H:LCD active)
81 DM2 O Display backlight control 2
82 DM1 O Display backlight control 1
83 DO O LCD driver data output
84 DI I LCD driver data input
85 CL O LCD driver clock
86 CE O LCD driver CS
87~92 NC −No connection
93 VOL I Volume control
94 AVSS −GND
95 NC −No connection
96 VREF −+5V
97 AVCC −+5V
98 TEST I LCD check mode
(L:LCD check mode, H:Normal mode)
99 1/2 I Head 1/2 check (L:Head 1, H:Head 2)
100 B/F I Basic/Full panel check
(L:Basic panel, H:Full panel)
1~5 NC −No connection
6BYTE −GND
7CNVSS −GND
8NC −No connection
9SFT O Beat Shift (L:Shift off, H:Shift on)
10 RESET I CPU reset
11 XOUT O 14.7456MHz clock output
12 VSS −GND
13 XIN I 14.7456MHz clock input
14 VCC −+5V
15 NMI I NC
16 NC −No connection
17 INT1 I Encoder interrupt
18 INT0 I RXD interrupt
19 PTT I PTT (L:On, H:Off)
20 HOOK I HOOK (L:On, H:Off)
21 END I Encoder data
22 KVL I KVL3000 (L:Connect, H:Disconnect)
23 DM I/O MIC keypad data
24 NC −No connection
25 BLC O MIC keypad backlight control
(L:Off,H:On)
26 NC −No connection
27 RXD2 I Serial interface from Deck
(Nch open drain output)
28 TXD2 O Serial interface to Deck
(Nch open drain output)
29 TXD −No connection
30 RXD −No connection
31 SCLK −No connection
32 BUSY −No connection
33 AI2 I Auxiliary input 2 (L:Active, H:Inactive)
34 AI1 I Auxiliary input 1 (L:Active, H:Inactive)
35 AO2 O Auxiliary output 2 (L:Active, H:Inactive)
36 AO1 O Auxiliary output 1 (L:Active, H:Inactive)
37,38 NC −No connection
39 EPM −No connection
40~55 NC −No connection
56 BUSYR O BUSY LED
OFF (BUSY:Low, BUSYR:Low)
GREEN (BUSY:Low, BUSYR:High)
57 BUSY O RED (BUSY:High, BUSYR:Low)
ORANGE (BUSY:High, BUSYR:High)
58 TX O TX LED (TX, TXG)
Low Low :TX LED OFF
Low Hi :TX LED GREEN ON
59 TXG O Hi Low :TX LED RED ON
Hi Hi :TX LED ORANGE ON
60 VCC −+5V
61 NC −No connection
62 VSS −GND
63~65 NC −No connection
Pin Port Name I/O Function
No.
