1. Overview
Rev.1.00 Jan. 10, 2008 Page 8 of 1658
REJ09B0261-0100
Item Features
PCI bus controller
(PCIC)
•
PCI bus controller (supports a subset of revision 2.2)
⎯
32-bit bus (33 MHz or 66 MHz)
•
Operation as PCI master/target
•
Operation in PCI host/normal mode
⎯
Built-in bus arbiter (host mode)
•
Operates with up to four external bus-master devices
•
Mode for operation with an external bus arbiter
•
Supports burst transfers
•
Supports parity checking and error reports
•
Supports four individual external interrupt signals (
INTA
to
INTD
) in host
mode
•
Supports a single external interrupt signal (
INTA
) in normal mode
•
Up to 512 Mbytes of PCI memory space (32 bit address mode)
•
Up to 64 Mbytes of PCI memory space (29 bit address mode)
Direct memory
access controller
(DMAC)
•
Number of channels: 12
•
12-channel physical address DMA controller
•
Four channels support external requests (channels 0 to 3)
•
Address space: 4 Gbytes (Physical address)
•
Units of data transfer: 8, 16, or 32 bits; 16 or 32 bytes
•
Address modes:
⎯
Dual address mode
•
Transfer requests: External request, on-chip peripheral module request,
or auto-request
•
Choice of DACK or DRAK (four external pins)
•
Bus modes: Cycle-stealing or burst mode
•
Priority: Select either fixed mode or round-robin mode
Clock pulse
generator (CPG)
•
CPU frequency: Up to 600 MHz
•
Local bus frequency: Up to 100 MHz
•
DDR2-SDRAM interface frequency: Up to 300 MHz
•
On-chip peripheral bus frequency: Up to 50 MHz
•
Power-down modes
⎯
Sleep mode
⎯
Module-standby mode
⎯
DDR back-up power function (power is supplied only to the DDR)
Содержание SH7781
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Страница 376: ...10 Interrupt Controller INTC Rev 1 00 Jan 10 2008 Page 346 of 1658 REJ09B0261 0100 ...
Страница 694: ...13 PCI Controller PCIC Rev 1 00 Jan 10 2008 Page 664 of 1658 REJ09B0261 0100 ...
Страница 762: ...14 Direct Memory Access Controller DMAC Rev 1 00 Jan 10 2008 Page 732 of 1658 REJ09B0261 0100 ...
Страница 788: ...15 Clock Pulse Generator CPG Rev 1 00 Jan 10 2008 Page 758 of 1658 REJ09B0261 0100 ...
Страница 828: ...17 Power Down Mode Rev 1 00 Jan 10 2008 Page 798 of 1658 REJ09B0261 0100 ...
Страница 846: ...18 Timer Unit TMU Rev 1 00 Jan 10 2008 Page 816 of 1658 REJ09B0261 0100 ...
Страница 1292: ...24 Multimedia Card Interface MMCIF Rev 1 00 Jan 10 2008 Page 1262 of 1658 REJ09B0261 0100 ...
Страница 1326: ...25 Audio Codec Interface HAC Rev 1 00 Jan 10 2008 Page 1296 of 1658 REJ09B0261 0100 ...
Страница 1482: ...28 General Purpose I O Ports GPIO Rev 1 00 Jan 10 2008 Page 1452 of 1658 REJ09B0261 0100 ...
Страница 1538: ...30 User Debugging Interface H UDI Rev 1 00 Jan 10 2008 Page 1508 of 1658 REJ09B0261 0100 ...
Страница 1688: ...Appendix Rev 1 00 Jan 10 2008 Page 1658 of 1658 REJ09B0261 0100 ...
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