8-27
Multipurpose LED Bank 2 Output registers (0xFF38,
0xFF39), they can be used as input pins.
Register: 0xFF3B
Multipurpose LED Bank 1H Input (MLI1H)
Read Only
R
Reserved
[7, 5, 3, 1]
MLI1_[7:4]
Multipurpose LED Bank 1H Input
[6, 4, 2, 0]
The bits in this read only register read the live input value
on the MPLED1_4, MPLED1_5, MPLED1_6, and
MPLED1_7 pins. If these pins are 3-stated using the
Multipurpose LED Bank 2 Output registers (0xFF38,
0xFF39), they can be used as input pins.
Register: 0xFF3C
Multipurpose LED Bank 1L Latch Mask (MLLM1L)
Read/Write
R
Reserved
[7, 5, 3, 1]
MLLM1_[3:0] Multipurpose LED Bank 1L Latch Mask
[6, 4, 2, 0]
These read/write register bits define the write mask for
the
Multipurpose LED Bank 1L Latch Mask (MLLM1L)
register (
) and the
register (
). A value of 1 in
any of these bits allows the corresponding bit in MLL1L
and MLL1H to be modified.
7
6
5
4
3
2
1
0
R
MLI1_7
R
MLI1_6
R
MLI1_5
R
MLI1_4
Defaults:
0
0
0
0
0
0
0
0
7
6
5
4
3
2
1
0
R
MLLM1_3
R
MLLM1_2
R
MLLM1_1
R
MLLM1_0
Defaults:
0
0
0
0
0
0
0
0
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: ......