E 2 Prom Map; Fig. 5.3.4 E 2 Prom Map When Using Rom Correction Function (1) - Renesas 7200 Series User Manual

Mitsubishi 8-bit single-chip microcomputer
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5.3 Usage example of ROM correction function (M37221M8/MA-XXXSP)
5.3.3 E
2
PROM map
Figures 5.3.4 and 5.3.5 show the E
codes by using both ROM correction functions 1 and 2, the capacity of E
70 bytes.
2
E
PROM
address
000
ROM correction function 1
16
(55H: valid, others: invalid)
001
ROM correction function 1
16
Execution address (high-order)
002
ROM correction function 1
16
Execution address (low-order)
003
ROM correction function 1
16
004
ROM correction function 1
16
005
ROM correction function 1
16
006
ROM correction function 1
16
007
ROM correction function 1
16
008
ROM correction function 1
16
009
ROM correction function 1
16
00A
ROM correction function 1
16
00B
ROM correction function 1
16
00C
ROM correction function 1
16
00D
ROM correction function 1
16
00E
ROM correction function 1
16
00F
ROM correction function 1
16
010
ROM correction function 1
16
011
ROM correction function 1
16
012
ROM correction function 1
16
013
ROM correction function 1
16
014
ROM correction function 1
16
015
ROM correction function 1
16
016
ROM correction function 1
16
017
ROM correction function 1
16
018
ROM correction function 1
16
019
ROM correction function 1
16
01A
ROM correction function 1
16
01B
ROM correction function 1
16
01C
ROM correction function 1
16
01D
ROM correction function 1
16
01E
ROM correction function 1
16
01F
ROM correction function 1
16
020
ROM correction function 1
16
021
ROM correction function 1
16
022
ROM correction function 1
16
Note: When operating normally, this instruction is not executed. This is a redundant processing to
reset during program runaway.
2
Fig. 5.3.4 E
PROM map when using ROM correction function (1)
2
PROM map when using the ROM correction function. To store correction
Contents
Valid/invalid
Correction code 1
Correction code 2
Correction code 3
Correction code 4
Correction code 5
Correction code 6
Correction code 7
Correction code 8
Correction code 9
Correction code 10
Correction code 11
Correction code 12
Correction code 13
Correction code 14
Correction code 15
Correction code 16
Correction code 17
Correction code 18
Correction code 19
Correction code 20
Correction code 21
Correction code 22
Correction code 23
Correction code 24
Correction code 25
Correction code 26
Correction code 27
Correction code 28
Correction code 29
Correction code 30
Correction code 31
Correction code 32
7220 Group User's Manual
2
PROM needs to be approximately
Stored data
Instructions in
(Machine instruction)
correction program
55H
E1H
20H
LDA
A9H
80H
DEC
1AH
STA
8DH
12H
01H
DEC
1AH
STA
8DH
13H
01H
JMP
4CH
26H
E1H
EAH
NOP (see note)
EAH
NOP
EAH
NOP
EAH
NOP
EAH
NOP
EAH
NOP
EAH
NOP
EAH
NOP
EAH
NOP
EAH
NOP
EAH
NOP
EAH
NOP
EAH
NOP
EAH
NOP
EAH
NOP
EAH
NOP
4CH
JMP YYXXH
Set reset vector
XXH
address to YYXXH
(see note).
YYH
APPLICATION
#80H
A
0112H
Refer to
A
"Figure 5.3.2"
0113H
E126H
5-17

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