Topic : The ATARI Compendium Author : Scott Sanders / JAY Software Version : 1.25 (20/6/2003) Subject : Documentation Nodes : 1117 Index Size : 32614 HCP-Version : 6 Compiled on : Atari @charset : UTF-8 @lang : en @default : @help : %About @options : +g -i -t4 +y +z @width : 100 View Ref-File Mega STe Cache / Processor Control Location(s) SizeBYTE Occupies one byte (8 bits). WORD Occupies one WORD (16 bits). LONG Occupies one longword (32 bits). OW Occupies the odd WORD of a LONG. EW Occupies the even WORD of a LONG. OB Occupies the odd BYTE of a WORD. EB Occupies the even BYTE of the WORD. MchnIf the box is shaded then address is available for this computer. ▒ ▒ ▒ ▒ ▒ ▒ | | | | | '------- Falcon030 | | | | '--------- TT030 | | | '----------- MEGA STe | | '------------- STe | '--------------- MEGA ST '----------------- ST TypeROM Location is Read-Only Memory RAM Location is Read-Write Memory I/O Location is hardware-mapped VME Location addresses VME address space N/A Not applicable RO Read-only location WO Write-only location RW Read-write location RSVD Reserved Unassigned Either not assigned or undocumented Meaning (see Usage) ▒ 0x00FF8E20 OB ▒ I/O Mega STe Cache/Processor Control Register ▒ as follows: ▒ ▒ Value Meaning ▒ 0xFF 16 MHz w/Cache ▒ 0xFE 16 MHz ▒ 0xF4 8 MHz ▒ ▒▒▒▒▒▒ 0x00FF8E22 - N/A ▒▒▒▒▒▒ Unassigned 0x00FF8EFF ▒▒▒▒▒▒ ▒▒▒▒▒▒