pc87591l-n05 National Semiconductor Corporation, pc87591l-n05 Datasheet - Page 207

• Manufacturer Part Number: pc87591l-n05
• Description: Lpc Mobile Embedded Controller
• Manufacturer: National Semiconductor Corporation

4.0 Embedded Controller Modules
(Continued)
4.15 ON-CHIP RAM
The PC87591L-N05 contains 4096-bytes of on-chip RAM.
A 16-bit wide data bus links the core and the system RAM array. The system RAM can be byte or word accessed. Each
system RAM read or write operation is one cycle long and does not include any wait states. See Section 1.5.1 on page 29
for system RAM memory map.
4.16 ON-CHIP ROM
The PC87591L-N05 contains 4096-bytes of on-chip ROM.
The on-chip ROM contains the core boot code (the Booter program; see Appendix C on page 394). ROM contents can not
be modified.
Revision 1.2
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