w83877atd Winbond Electronics Corp America, w83877atd Datasheet - Page 165

• Manufacturer Part Number: w83877atd
• Description: Winbond I/o
• Manufacturer: Winbond Electronics Corp America

8.4.14 General Purpose Event 0 Status Register 2 (GP0STS2)
Register Location:
Default Value:
Attribute:
Size:
0-7
8.4.15 General Purpose Event 0 Enable Register 1 (GP0EN1)
Register Location:
Default Value:
Attribute:
Size:
These bits are used to enable the device's IRQ sources onto the SCI logic. The SCI logic output for
the IRQs is as follows:
SCI logic output = (URBSCIEN and URBSCISTS) or (URASCIEN and URASCISTS) or (FDCSCIEN
and FDCSCISTS) or (PRTSCIEN and PRTSCISTS)
Bit
Reserved
Name
7
7
6
6
5
Reserved. These bits always return a value of zero.
<CR34>+1H System I/O Space
00h
Read/write
8 bits
<CR34> +2H System I/O Space
00h
Read/write
8 bits
5
4
4
3
3
2
2
1
1
- 161 -
0
0
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
URBSCIEN
URASCIEN
FDCSCIEN
PRTSCIEN
Reserved
Reserved
Reserved
Reserved
Description
Publication Release Date: April 1998
W83877ATF
Version 0.51