– 108 –
Pin No.
Pin Name
I/O
Function
157 to 159 DATA17 to DATA15
I/O
External bus data
160
VDD
–
Power supply
161 to 163 DATA14 to DATA12
I/O
External bus data
164
GND
–
Ground
165
DATA11 to DATA9
I/O
External bus data
168
VDD
–
Power supply
169 to 171 DATA8 to DATA6
I/O
External bus data
172
GND
–
Ground
173 to 175 DATA5 to DATA3
I/O
External bus data
176
VDD
–
Power supply
177 to 179 DATA2 to DATA0
I/O
External bus data
180, 181
GND
–
Ground
182 to 185 L0DAT3 to L0DAT0
I/O
Link port data
186
L0CLK
I/O
Link port clock
187
L0ACK
I/O
Link port acknowledge
188
VDD
–
Power supply
189 to 192 L1DAT3 to L1DAT0
I/O
Link port data
193
L1CLK
I/O
Link port clock
194
L1ACK
I/O
Link port acknowledge
195, 196
GND
–
Ground
197
VDD
–
Power supply
198 to 201 L2DAT3 to L2DAT0
I/O
Link port data
202
L2CLK
I/O
Link port clock
203
L2ACK
I/O
Link port acknowledge
204
NC
–
Not used
205
VDD
–
Power supply
206 to 209 L3DAT3 to L3DAT0
I/O
Link port data
210
L3CLK
I/O
Link port clock
211
L3ACK
I/O
Link port acknowledge
212
GND
–
Ground
213 to 216 L4DAT3 to L4DAT0
I/O
Link port data
217
L4CLK
I/O
Link port clock
Link port acknowledge
Power supply
Ground
Power supply
Link port data
Link port clock
Link port acknowledge
Ground
I
Multiprocessing ID
232
LBOOT
I
Link boot
233
RPBA
I
Rotating priority bus arbitration select
234
RESET
I
Processor reset
235
EBOOT
I
EPROM boot select
236 to 238 IRQ2 to IRQ0
I
Interrupt request lines
239
TCK
I
Tets clock (JTAG)
240
TMS
I
Test mode select (JTAG)
www. xiaoyu163. com
QQ 376315150
9
9
2
8
9
4
2
9
8
TEL 13942296513
9
9
2
8
9
4
2
9
8
0
5
1
5
1
3
6
7
3
Q
Q
TEL 13942296513 QQ 376315150 892498299
TEL 13942296513 QQ 376315150 892498299