Aiwa XR-MK220, Руководство по обслуживанию

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– 45 –
Pin No. Pin Name I/O Description
IC, CL680-D1
1 NC – Not connected.
2 VSS – GND.
3 CD BCK I Bit clock input from CD DSP.
4 CD DATA I Data input from CD DSP.
5 CD LRCK I LRCK input from CD DSP.
6 CD C2PO I C2 pointer input from CD DSP.
7 ~ 9 NC – Not connected.
10 ~ 15 MD0 ~ MD5 I/O DRAM/ROM interface. (DATA)
16 VSS – Ground.
17 MD6 I/O DRAM/ROM interface. (DATA)
18 VDD3 – Power supply 3.3V.
19 MD7 I/O DRAM/ROM interface. (DATA)
20 VSS – Ground.
21 MD8 I/O DRAM/ROM interface. (DATA)
22 VDD3 – Power supply 3.3V.
23 ~ 29 MD9 ~ MD15 I/O DRAM/ROM interface. (DATA)
30 ~ 36 NC – Not connected.
37 MCE – ROM chip enable.
38 MWE O DRAM write enable.
39 VSS – Ground.
40 CAS O DRAM/ROM interface.
41 VDD3 – Power supply 3.3V.
42 ~ 43 RAS0 ~ RAS1 O DRAM/ROM interface.
44 ~ 46 MA10 ~ MA8 O DRAM/ROM interface. (Address)
47 VSS – Ground.
48 MA7 O DRAM/ROM interface. (Address)
49 VDD3 – Power supply 3.3V.
50 ~ 52 MA6 ~ MA4 O DRAM/ROM interface. (Address)
53 VSS – Ground.
54 MA3 O DRAM/ROM interface. (Address)
55 VDD3 – Power supply 3.3V.
56 ~ 58 MA2 ~ MA0 O DRAM/ROM interface. (Address)
59 PGIO7 I/O Programmable I/O. (Not used)
60 RESET I Reset input.
61 VDD MAX IN I Power supply - VDDMAX. (5.0V)
62 ~ 64 NC – Not connected.
65 AGND DAC – Analog ground.
66 AVDD DAC – Analog power supply (DAC) : 3.3V.
67 COMPOS OUT O Composite out.
68 AGND DAC – Analog ground.
69 YOUT O Video signal “Y” OUT. (Not used)
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