ML51/ML54/ML56
Sep. 01, 2020
Page
81
of 719
Rev 2.00
ML
51
/ML
54
/ML
5
6 S
E
RI
E
S
TECHNI
CA
L
RE
F
E
R
E
NC
E
M
A
NU
A
L
ML51/M
L54
/M
L56
Series
Tec
hnical Reference
Manual
CONFIG1
7
6
5
4
3
2
1
0
-
-
-
-
-
LDSIZE[2:0]
-
-
-
-
-
R/W
Factory default value: 1111 1111b
Bit
Name
Description
[2:0]
LDSIZE[2:0]
LDROM Size Select
Flash size is 64KB:
111 = No LDROM. APROM is 64 Kbytes.
110 = LDROM is 1 Kbytes. APROM is 63 Kbytes.
101 = LDROM is 2 Kbytes. APROM is 62 Kbytes.
100 = LDROM is 3 Kbytes. APROM is 61 Kbytes.
0xx = LDROM is 4 Kbytes. APROM is 60 Kbytes.
[1]
The logic boundary addresses of APROM and LDROM are defined by CONFIG1[2:0].
LDROM
0000H
CHPCON[1] BS = 1
0000H
CHPCON[1] BS = 0
APROM
64K bytes
SPROM
FFFFH
FF80H
SPROM
0FFFH
[1]
0BFFH
[1]
07FFH
[1]
03FFH
[1]
FFFFH
CONFIG
CONFIG
0000H
0000H
Figure 6.1-1 ML51/ML54/ML56 Series Program Memory Map
