Renesas SH7781 User Manual
Page 48
1. Overview
Rev.1.00 Jan. 10, 2008 Page 18 of 1658
REJ09B0261-0100
No. Pin Name
I/O
Function
No. Pin Name
I/O
Function
181 D63/AD31
IO/IO
Local bus data 63/PCI
address data 31
199
REQ2
I
Bus request 2 (PCI host)
182
WE4/CBE0 O/IO
Write
enable
4/PCI
command/byte enable 0
200
REQ3
I
Bus request 3 (PCI host)
183
WE5/CBE1 O/IO
Write
enable
5/PCI
command/byte enable 1
201
GNT1
O
PCI bus grant 1
184
WE6/CBE2 O/IO
Write
enable
6/PCI
command/byte enable 2
202
GNT2
O
PCI bus grant 2
185
WE7/CBE3 O/IO
Write
enable
7/PCI
command/byte enable 3
203
GNT3/MMCCLK O/O
PCI bus grant 3/MMCIF card
clock output
186
PCIFRAME/
VSYNC
IO/IO
PCI cycle frame/VSYNC
output
204
PCIRESET O PCI
reset
(RST)
187
IRDY/HSYNC
IO/IO
PCI initiator ready/HSYNC
output
205 PCICLK/
DCLKIN
I/I
PCI input clock/DU dot clock
input
188
TRDY/DISP
IO/O
PCI target ready/display
period
206
INTA
IO
PCI interrupt A
189 IDSEL
I
PCI configuration device
select
207 EXTAL I
External
input
clock/Crystal
resonator
190
LOCK/ODDF IO/IO PCI
lock/even-odd
field
208 XTAL
O
Crystal
resonator
191
DEVSEL/
DCLKOUT
IO/O
PCI device select/DU dot
clock output
209
PRESET
I
Power on reset
192 PAR
IO
PCI parity
210 NMI I
Nonmaskable
interrupt
193
STOP/CDE IO/O
PCI
transaction
stop/color
detection
211
IRL0
I
IRL interrupt request 0
194
SERR
IO
PCI system error
212
IRL1
I
IRL interrupt request 1
195
PERR IO
PCI
parity
error
213
IRL2
I
IRL interrupt request 2
196
REQ0/REQOUT I/O
Bus request 0 (PCI host)/
bus request output
214
IRL3
I
IRL interrupt request 3
197
GNT0/GNTIN
O/I
PCI bus grant 0
215 STATUS0/
DRAK0
O/O
Status 0/DMA channel 0
transfer request
acknowledge 0
198
REQ1
I
PCI request 1 (PCI host)
216 STATUS1/
DRAK1
O/O
Status 1/DMA channel 1
transfer request
acknowledge 1