Panasonic CQ-VD6503U, Service Manual

Page: 10 / 78

Pin No. Port Descriptions I/O Vol
(V)
155 AD16 Address/Data bus I/O 0
156 /PWE2 Not used - -
157,
158
AD15, 14 Address/Data bus I/O 0
159 VDD Core power (1.8V) - 1.9
160 SCLK External bus clock O 2.1
161 ACK Programmable WAIT/ACK/RDY control I 3.4
162 VSSIO I/O pad ground - 0
163-168 AD13-08 Address/Data bus I/O 0
169 VDDIO I/O pad power (3.3V) - 3.4
170 /PWE1 Not used - -
171 VSS Core ground - 0
172-176 AD7-3 Address/Data bus I/O 0
177 VSSIO I/O pad ground - 0
178-180 AD02-00 Address/Data bus I/O 0
181 VDDIO I/O pad power (3.3V) - 3.4
182 /PWE0 Byte write enable O 0
183 ALE Address latch enable O 0
184-187 LA0-3 Latch address O 3.3
188 VSSIO I/O pad ground - 0
189 RD Read signal O 3.4
190 LHLDA Not used - -
191 LHLD Not used - -
192 VDD Core power (1.8V) - 1.9
193 /PCS0 Peripheral chip select 0 O 3.4
194 XI01 Not used - -
195 DACCS2 DAC output select 2 O 3.4
196 VDDIO I/O pad power (3.3V) - 3.4
197 DACCS1 DAC output select 1 O 3.4
198 NINTCPPM Not used - -
199 CPPMCS Not used - -
200 XI06 Not used - -
201 VSS Core ground - 0
202 FRAMCS FRAM chip selection O 0
203 DACRST DAC reset O 0
204 VSSIO I/O pad ground - 0
205 FEPCS Front End Pro. LSI chip select O 3.4
206 FEPRST Front End Pro. reset O 3.4
207 SODCCS SODC LSI chip selection O 3.4
208 NINTHOST HOST interrupt I 3.4
209 NINTDDC DDC interrupt I 3.2
210 VDDIO I/O pad power (3.3V) - 3.4
211 NINTDSC DSC interrupt I 3.5
212 VDD Core power (1.8V) - 1.9
213 DSYNV DVD parallel mode sector SYNC I 3.4
214 DREQ DVD parallel mode data request O 3.4
215 DCLK Data sampling clock I 3.4
216 DSTB Parallel mode data valid/Serial mode
clock I 0.7
217 DVD0 DVD drive parallel data port I 0
218 VSSIO I/O pad ground - 0
219 DVD1 DVD drive parallel data port I 0
220 DVD2 DVD drive parallel data port I 0
221 DVD3 DVD drive parallel data port I 3.4
222 DVD4 DVD drive parallel data port I 0.8
223 DVD5 DVD drive parallel data port I 0.8
224 VDDIO I/O pad power (3.3V) - 3.4
225 DVD6 DVD drive parallel data port I 3.4
226 DVD7 DVD drive parallel data port I 3.4
227 MD0 SDRAM data bus I/O 0.5
228 VSSIO I/O pad ground - 0
229 MD1 SDRAM data bus I/O 0
230 VSS Core ground - 0
231 MD2 SDRAM data bus I/O 0.8
232 MD3 SDRAM data bus I/O 0.8
233 VDDIO I/O pad power (3.3V) - 3.3
234 MD4 SDRAM data bus I/O 3.3
235 MD5 SDRAM data bus I/O 0
236 MD6 SDRAM data bus I/O 0.8
237 VSSIO I/O pad ground - 0
238 MD7 SDRAM data bus I/O 0
239 MD8 SDRAM data bus I/O 0
240 MD9 SDRAM data bus I/O 0
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CQ-VD6503U