Table 65. MEMCBAX Register
MEMCBAX (0.F2h) – Memory Management CODE Base Address Register
7
6
5
4
3
2
1
0
CBAX16
CBAX15
CBAX14
CBAX13
CBAX12
CBAX11
CBAX10
CBAX9
Bit
Bit
Number
Mnemonic Description
CODE Base Address Most Significant Bits of Context MEMPID
7-0
CBAX16:9
17-bit CODE Base Address: X XXXX XXX0 0000 0000b.
512-byte alignment, no offset.
Reset Value MEMCBA0 = 0 0000 000b
Table 66. MEMDBAX Register
MEMDBAX (0.F3h) – Memory Management DATA Base Address Register
7
6
5
4
3
2
1
0
DBAX16
DBAX15
DBAX14
DBAX13
DBAX12
DBAX11
DBAX10
DBAX9
Bit
Bit
Number
Mnemonic Description
DATA Base Address Most Significant Bits of Context MEMPID
7-0
DBAX16:9
17-bit DATA Base Address: X XXXX XXX1 0000 0000b.
512-byte alignment with 256-byte offset.
Reset Value MEMDBAX = 0 1111 111b
Table 67. MEMXBAX Register
MEMXBAX (0.F4h) – Memory Management XDATA Base Address Registers
7
6
5
4
3
2
1
0
XBAX16
XBAX15
XBAX14
XBAX13
XBAX12
XBAX11
XBAX10
XBAX9
Bit
Bit
Number
Mnemonic Description
XDATA Base Address Most Significant Bits of Context MEMPID
7-0
XBAX16:9
17-bit CODE Base Address: X XXXX XXX0 0000 0000b.
512-byte alignment, no offset.
Reset Value MEMXBAX = 0 1111 000b
Table 68. MEMCSX Register
MEMCSX (0.F5h) – Memory Management CODE Size Register
7
6
5
4
3
2
1
0
CSX7
CSX6
CSX5
CSX4
CSX3
CSX2
CSX1
CSX0
52
AT85C51SND3Bx
7632A–MP3–03/06