External Memory Controller LH79524/LH79525 User’s Guide
7-28 Version 1.0
7.5 Register Reference
The base address for the EMC is 0xFFFF1000.
7.5.1 Memory Map
Table 7-10 Summarizes the EMC registers.
Table 7-10. External Memory Controller Register Summary
ADDRESS
OFFSET
REGISTER DESCRIPTION
0x000 CONTROL Control Register
0x004 STATUS Status Register
0x008 CONFIG Configuration Register
0x00C to
0x01C
/// Reserved
0x020 DYNMCTRL Dynamic Memory Control Register
0x024 DYNMREF Dynamic Memory Refresh Timer
0x028 DYNRCON Dynamic Memory Read Configuration Register
0x02C /// Reserved
0x030 PRECHARGE Dynamic Memory Precharge Command Period
0x034 DYNM2PRE Dynamic Memory Active to Precharge Command Period
0x038 REFEXIT Dynamic Memory Self-Refresh Exit Time
0x03C DOACTIVE Dynamic Memory Last Data Out to Active Time
0x040 DIACTIVE Dynamic Memory Data-In to Active Command Time
0x044 DWRT Dynamic Memory Write Recovery Time
0x048 DYNACTCMD Dynamic Memory Active to Active Command Period
0x04C DYNAUTO
Dynamic Memory Auto-Refresh Period, and Auto-Refresh to
Active Command Period
0x050 DYNREFEXIT Dynamic Memory Exit Self-Refresh to Active Command Time
0x054 DYNACTIVEAB Dynamic Memory Active Bank A to Active Bank B Time
0x058 DYNAMICMRD Dynamic Memory Load Mode Register to Active Command Time
0x05C to
0x07C
/// Reserved
0x080 WAIT Static Memory Extended Wait
0x084 to
0x0FC
/// Reserved
0x100 DYNCFG0 Dynamic Configuration Register for nDCS0
0x104 DYNRASCAS0 Dynamic Memory RAS and CAS Delay for nDCS0
0x108 to
0x11C
/// Reserved
0x120 DYNCFG1 Dynamic Configuration Register for nDCS1
0x124 DYNRASCAS1 Dynamic Memory RAS and CAS Delay for nDCS1
0x128 to
0x1FC
/// Reserved