XV-N5SL
44
5.11.6 Pin function (NDV8601VWA-BE 4/4)
Pin No. Symbol I/O Description
160 SCLK O External bus clock used for programmable host peripherals
161 ACK I/O Programmable WAIT/ACK/RDY control
162 VSSio - Connect to ground
163~168 AD13~8 I/O Multiplexed address / data bus terminal
169 VDDio - Power supply terminal 3.3V
170 PWE1 I/O Byte write enable for FLASH,EEPROM,SRAM or peripherals terminal
171 VSS - Connect to ground
172~176 AD7~3 I/O Multiplexed address / data bus terminal
177 VSSio - Connect to ground
178~180 AD2~0 I/O Multiplexed address / data bus terminal
181 VDDio - Power supply terminal 3.3V
182 PWE0 I/O Byte write enable for FLASH,EEPROM,SRAM or peripherals terminal
183 ALE I/O Address latch enable
184~187 LA0~3 I/O Latched address 0~3
188 VSSio - Connect to ground
189 RD I/O Read terminal
190 LHLDA O Bus hold acknowledge in slave mode
191 LHLD I Bus hold request from external master in slave mode
192 VDD - Power supply terminal 1.8V
193 PCS0 O Peripheral chip select 0, generally used for enabling the program store
ROM/FLASH
194,195 XI01,02 I/O Programmable general purpose external input/output
196 VDDio - Power supply terminal 3.3V
197~200 XI03~06 I/O Programmable general purpose external input/output
201 VSS - Connect to ground
202,203 XI07,08 I/O Programmable general purpose external input/output
204 VSSio - Connect to ground
205 XI09 I/O Programmable general purpose external input/output
206~209 XID10~13 I/O Programmable general purpose external input/output
210 VDDio - Power supply terminal 3.3V
211 XID14 I/O Programmable general purpose external input/output
212 VDD - Power supply terminal 1.8V
213 DSYNC I DVD Parallel mode sector sync
214 DREQ O DVD Parallel mode data request
215 DCLK I Data sampling clock
216 DSTB I Parallel mode data valid, serial mode left/right clock
217 DVD0 I DVD Drive parallel data port
218 VSSio - Connect to ground
219~223 DVD1~5 I DVD Drive parallel data port
224 VDDio - Power supply terminal 3.3V
225,226 DVD6,7 I DVD Drive parallel data port
227 MD0 I/O SDRAM Data bus terminal
228 VSSio - Connect to ground
229 MD1 I/O SDRAM Data bus terminal
230 VSS - Connect to ground
231,232 MD2,3 I/O SDRAM Data bus terminal
233 VDDio - Power supply terminal 3.3V
234~236 MD4~6 I/O SDRAM Data bus terminal
237 VSSio - Connect to ground
238~240 MD7~9 I/O SDRAM Data bus terminal