8-13
Register: 0xFF13
Multipurpose I/O Bank 1 Latch Mask (MPLM1)
Read/Write
MPLM1_[7:0] Multipurpose I/O Bank 1 Latch Mask
[7:0]
These read/write register bits define the write mask for
the
Multipurpose I/O Bank 1 Latch (MPL1)
register
). A value of 1 in any of these bits allows the
corresponding bit in the MPL1 to be modified.
Register: 0xFF14
Multipurpose I/O Bank 1 Latch (MPL1)
Read/Write
MPL1_[7:0]
Multipurpose I/O Bank 1 Latch
[7:0]
These read/write register bits store the power-on value of
the I/O pins MPIO1_0, MPIO1_1, MPIO1_2, MPIO1_3,
MPIO1_4, MPIO1_5, MPIO1_6, and MPIO1_7. The
values on these pins are latched into this register on the
deasserting edge of the RESET/ input signal or the
internal power-on reset.
7
6
5
4
3
2
1
0
MPLM1_7 MPLM1_6 MPLM1_5 MPLM1_4 MPLM1_3 MPLM1_2 MPLM1_1 MPLM1_0
Defaults:
1
1
1
1
1
1
1
1
7
6
5
4
3
2
1
0
MPL1_7
MPL1_6
MPL1_5
MPL1_4
MPL1_3
MPL1_2
MPL1_1
MPL1_0
Defaults:
x
x
x
x
x
x
x
x
Содержание Symbios SYM53C040
Страница 12: ...xii Preface...
Страница 90: ...4 18 SCSI and DMA Registers...
Страница 98: ...5 8 SFF 8067 Registers...
Страница 110: ...6 12 Two Wire Serial Registers...
Страница 126: ...7 16 Miscellaneous Registers...
Страница 160: ...8 34 System Registers...
Страница 184: ...9 24 Electrical Characteristics...
Страница 194: ...A 10 Register Summary...
Страница 214: ......