PC87307VUL National Semiconductor, PC87307VUL Datasheet - Page 166

• Manufacturer Part Number: PC87307VUL
• Description: PC87307/PC97307 Plug and Play Compatible and PC97 Compliant SuperI/O
• Manufacturer: National Semiconductor

www.national.com
0
0
0
0
7
7
7
7
Reserved
BKSE
BKSE-Bank Selection Enable
0
RXFTH1
0
0
0
6
6
6
6
SBRK
Reserved
RXFTH0
0
0
0
5
0
5
5
5
Extended Mode, Read Cycles
TXEMP-EV
TXFTH1
0
0
0
0
4
4
4
4
STKP
EPS
DMA_EV
0
TXFTH0
0
0
0
0
3
3
3
3
MS_EV
PEN
0
Reserved
0
0
Write Cycles
0
2
2
2
2
Bank Selected
LS_EV or TXHLT_EV
TXSR
STB
0
0
0
0
1
1
1
1
TXLDL_EV
WLS1
RXSR
1
0
0
0
0
0
0
0
RXHDL_EV
Reset
Required
Reset
Required
Reset
Required
Reset
Required
FIFO_EN
WLS0
UART1 and UART2 (with IR) (Logical Devices 5 and 6)
Event Identification
Bank Selection
Register (FCR)
Register (BSR)
Register (LCR)
Register (EIR)
FIFO Control
Link Control
Offset 02h
Offset 02h
Offset 03h
Offset 03h
All Banks,
All Banks,
Bank 0,
Bank 0,
166
0
0
0
0
X
7
7
7
7
DCD
ER_INF
0
0
Reserved
0
1
X
6
6
MDSL2
6
6
Reserved
MDSL1
TXEMP
RI
0
0
0
1
X
5
5
5
5
DSR
TXRDY
0
Reserved
0
MDSL0
0
X
4
4
4
4
IR_PLS
CTS
0
0
0
BRK
0
3
3
3
3
LOOP
Non-Extended Mode
Non-Extended Mode
TX_DFR
DDCD
FE
0
0
0
0
2
2
2
2
Extended Mode
ISEN or DCDLP
TERI
0
0
0
0
DMA_EN
PE
1
1
1
1
RILP
RTS
0
0
0
0
DDSR
RTS
OE
0
0
0
0
Reset
Required
Reset
Required
Reset
Required
Reset
Required
DTR
DCTS
DTR
RXDA
Modem Control
Modem Control
Register (MCR)
Register (MCR)
Register (MSR)
Register (LSR)
Modem Status
Link Status
Offset 04h
Offset 04h
Offset 05h
Offset 06h
Bank 0,
Bank 0,
Bank 0,
Bank 0,