Computer Hardware User's Manual

TMP92CM22
2007-02-16
92CM22-10
3.2 Memory Map
Figure 3.2.1 shows memory map of TMP92CM22.
Figure 3.2.1 Memory Map
Note 1: When use emulator, optional 64 Kbytes of 16-Mbyte area are used to control emulator.
Therefore, don’t use this area.
Note 2: Don’t use the last 16-byte area (FFFFF0H to FFFFFFH). This area is reserved.
Note 3: On emulator
WRLL signal, WRLU signal and RD signal are asserted, when provisional
emulator control area is accessed.
Be careful to use extend memory.
External memory
External memory
Vector table (256 bytes)
Internal I/O
(8 Kbytes)
Internal RAM
(32 Kbytes)
Direct area(n)
64-Kbyte area
(nn)
16-Mbyte area
(R)
( − R)
(R + )
(R + R8/16)
(R + d8/16)
(nnn)
000000H
000100H
001FE0H
002000H
00A000H
F00000H
F10000H
FFFF00H
FFFFFFH
(
=
Internal area)
Provisinal emulator
control area
(64 Kbytes)
010000H