7220 Datasheet, PDF (148/303 Pages) Renesas Technology Corp – 8-BIT SINGLE-CHIP MICROCOMPUTER

M37220M3-XXXSP/FP
4.5 Functional description
4.5.1 Access area
Figure 4.5.1 shows the M37220M3-XXXSP/FP access area.
RAM
(256 bytes)
000016
Internal RAM
(192 bytes)
00C016
SFR area
Special function register
00FF16 ^{(Refer to Figures 4.5.3 and 4.5.4)}
013F16
Internal RAM
(64 bytes)
Zero page
CRT display ROM
(4 K bytes)
1000016
10FFF16
Not used
CRT display RAM
(80 bytes)
(Note)
060016
06B316
D00016
RAM
for display
Not used
ROM
for display
Not used
65536
69631
ROM
(12 K bytes)
Internal ROM
: Internal ROM area for
program counter
FF0016
FFDE16
Interrupt vector area
FFFF16
Special page
1FFFF16
131071
Note: Refer to Table 4.5.7 Contents of CRT display RAM.
Fig. 4.5.1 Access area
4-10
7220 Group User’s Manual