Kenwood DDX8017 Service Manual page 19

MICROCOMPUTER'S TERMINAL DESCRIPTION
Graphic Microcomputer: 6417706F120DV (X14: IC800)
Pin No. Pin Name Module
1 Vcc-RTC Power supply
2 XTAL2 EXTRA
3 EXTAL2 EXTRA
4 Vss-RTC Power supply
5~10 D31~D26 EXTRA
11 VssQ Power supply
12 D25 EXTRA
13 VccQ Power supply
14~18 D24~D20 EXTRA
19 Vss Power supply
20 D19 EXTRA
21 Vcc Power supply
22~24 D18~D16 EXTRA
25 VssQ Power supply
26 D15 EXTRA
27 VccQ Power supply
28~36 D14~D6 EXTRA
37 VssQ Power supply
38 D5 EXTRA
39 VccQ Power supply
40~44 D4~D0 EXTRA
45~48 A0~A3 EXTRA
49 VssQ Power supply
50 A4 EXTRA
51 VccQ Power supply
52~60 A5~A13 EXTRA
61 VssQ Power supply
62 A14 EXTRA
63 VccQ Power supply
64~70 A15~A21 EXTRA
71 Vss Power supply
72 A22 EXTRA
73 Vcc Power supply
74~76 A23~A25 EXTRA
77 BS EXTRA
78 RD EXTRA
79 WE0/DQMLL EXTRA
80 WE1/DQMLU EXTRA
81 WE2/DQMUL EXTRA
I/O Application
- RTC power supply
O Built-in RTC crystal oscillator terminal
I Built-in RTC crystal oscillator terminal
-
I/O Data bus
-
I/O Data bus
- I/O power supply
I/O Data bus
-
I/O Data bus
- Internal power supply
I/O Data bus
-
I/O Data bus
- I/O power supply
I/O Data bus
-
I/O Data bus
- I/O power supply
I/O Data bus
O Address bus
-
O Address bus
- I/O power supply
O Address bus
-
O Address bus
- I/O power supply
O Address bus
-
O Address bus
- Internal power supply
O Address bus
O Bus cycle start signal
O Lead strobe
O D7~D0 select signal /DQM (SDRAM)
O D15~D8 select signal /DQM (SDRAM)
O D23~D16 select signal /DQM (SDRAM)
DDX8017/8027/8027Y
DDX8037/8047/8067
Processing Operation Description
1.9V
NC
Pull-up to Vcc
3.3V
1.9V
3.3V
3.3V
3.3V
3.3V
1.9V
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