SH7751 Datasheet, PDF (72/1224 Pages) Renesas Technology Corp – 32-Bit RISC Microcomputer

22.3.2 PCI Commands .................................................................................................... 929
22.3.3 PCIC Initialization ............................................................................................... 930
22.3.4 Local Register Access.......................................................................................... 931
22.3.5 Host Functions ..................................................................................................... 931
22.3.6 PCI Bus Arbitration in Non-host Mode ............................................................... 934
22.3.7 PIO Transfers....................................................................................................... 934
22.3.8 Target Transfers................................................................................................... 937
22.3.9 DMA Transfers .................................................................................................... 940
22.3.10 Transfer Contention within PCIC ........................................................................ 946
22.3.11 PCI Bus Basic Interface ....................................................................................... 947
22.4 Endians.............................................................................................................................. 959
22.4.1 Internal Bus (Peripheral Bus) Interface for Peripheral Modules.......................... 959
22.4.2 Endian Control for Local Bus .............................................................................. 961
22.4.3 Endian Control in DMA Transfers....................................................................... 961
22.4.4 Endian Control in Target Transfers (Memory Read/Memory Write) .................. 963
22.4.5 Endian Control in Target Transfers (I/O Read/I/O Write) ................................... 966
22.4.6 Endian Control in Target Transfers
(Configuration Read/Configuration Write).......................................................... 966
22.5 Resetting ........................................................................................................................... 968
22.6 Interrupts........................................................................................................................... 969
22.6.1 Interrupts from PCIC to CPU .............................................................................. 969
22.6.2 Interrupts from External PCI Devices.................................................................. 970
22.6.3 INTA.................................................................................................................... 971
22.7 Error Detection.................................................................................................................. 971
22.8 PCIC Clock ....................................................................................................................... 971
22.9 Power Management .......................................................................................................... 972
22.9.1 Power Management Overview............................................................................. 972
22.9.2 Stopping the Clock............................................................................................... 973
22.9.3 Compatibility with Standby and Sleep................................................................. 976
22.10 Port Functions ................................................................................................................... 976
22.11 Version Management ........................................................................................................ 977
22.12 Usage Notes ...................................................................................................................... 977
22.12.1 Notes on Arbiter Interrupt Usage (SH7751 Only) ............................................... 977
22.12.2 Notes on I/O Read and I/O Write Commands (SH7751 Only) ............................ 980
22.12.3 Notes on Configuration-Read and Configuration-Write Commands
(SH7751 Only)..................................................................................................... 980
22.12.4 Notes on Target Read/Write Cycle Timing (SH7751 Only)................................ 980
Section 23 Electrical Characteristics ............................................................................. 981
23.1 Absolute Maximum Ratings ............................................................................................. 981
Rev.4.00 Oct. 10, 2008 Page lxxii of xcviii
REJ09B0370-0400