M30280F6HP RENESAS [Renesas Technology Corp], M30280F6HP Datasheet - Page 317

• Manufacturer Part Number: M30280F6HP
• Description: 16-BIT SINGLE-CHIP MICROCOMPUTER M16C FAMILY / M16C/Tiny SERIES
• Manufacturer: RENESAS [Renesas Technology Corp]

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R
R
1
e
E
Table 18.2 Flash Memory Rewrite Modes Overview
. v
6
J
Flash Memory
Rewrite Mode
Function
Areas which
can be rewritten
Operation
mode
ROM
programmer
18.1.1 Boot Mode
0
C
2
9
The microcomputer enters boot mode when a hardware reset is performed while a high-level ("H") signal
is applied to pins CNV
("L") signal is applied to the P8
The boot ROM area is reserved. The boot ROM area stores the rewrite control program for a standard
serial I/O mode before shipping. Do not rewrite the boot ROM area.
2 /
0 .
B
0
8
0
0
G
4
J
7
a
o r
0 -
. n
u
2
3
p
0
, 1
0
(
M
2
Software command execu-
tion by CPU rewrites the user
ROM area.
EW mode 0:
EW mode 1:
User ROM area
Single chip mode
None
0
1
Rewritable in area other
than flash memory
Rewritable in flash memory
0
6
7
C
CPU Rewrite Mode
2 /
page 297
, 8
M
SS
1
6
and P8
C
2 /
f o
8
3
5
) B
. A program in the boot ROM area is executed.
8
6
5
or while an "H" signal is applied to pins CNV
A dedicated serial programer
rewrites the user ROM area.
Standard serial I/O mode 1:
Standard serial I/O mode 2:
User ROM area
Boot mode
Serial programmer
Standard Serial I/O Mode
Clock synchronous serial
I/O
UART
A dedicated parallel pro-
grammer rewrites the user
ROM area.
User ROM area
Parallel I/O mode
Parallel programmer
SS
Parallel I/O Mode
and P1
18. Flash Memory Version
6
and a low-level