SC2200 NSC [National Semiconductor], SC2200 Datasheet - Page 142

• Manufacturer Part Number: SC2200
• Description: Thin Client On a Chip
• Manufacturer: NSC [National Semiconductor]

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SuperI/O Module
1.
2.
3.
4.
5.
1.
04h-07h
Offset
Offset
00h
01h
02h
03h
04h
05h
06h
07h
00h
01h
02h
03h
Non-Extended Mode.
Extended Mode.
In SP1 only.
In SP2 only.
When bit 7 of this register is set to 1, bits [6:0] of BSR select the bank, as shown in Table 4-38 on page 141.
When bit 7 of this register is set to 1, bits [6:0] of BSR select the bank, as shown in Table 4-38 on page 141.
Register
Register
LBGD(H)
LBGD(L)
ASCR
RSVD
RSVD
Name
MCR
MCR
Name
BSR
SPR
BSR
LCR
LCR
MSR
RXD
IER
IER
EIR
EIR
FCR
TXD
LSR
1
2
1
2
5
1
5
1
1
1
2
2
(Continued)
ER_INF
BKSE
BKSE
RSVD
BKSE
BKSE
DCD
7
7
RXFTH[1:0]
FEN[1:0]
RSVD
RSVD
TXEMP
TXUR
SBRK
RSVD
SBRK
RI
6
6
4
Table 4-42. Bank 0 Bit Map
Table 4-43. Bank 1 Bit Map
RSVD
RSVD
TXEMP_EV
TXEMP_IE
RXACT
TXRDY
STKP
STKP
DSR
5
5
TXFTH[1:0]
4
RSVD
TXD[7:0] (Transmitter Data Bits)
142
RXD[7:0] (Receiver Data Bits)
DMA_EV
RXWDG
LBGD[15:8] (High Byte)
DMA_IE
RSVD
RSVD
LBGD[7:0] (Low Byte)
LOOP
EPS
BRK
CTS
EPS
4
4
Scratch Data
3
Reserved
Reserved
BSR[6:0] (Bank Select)
BSR[6:0] (Bank Select)
3
/
4
/
4
4
Bits
Bits
TX_DFR
ISEN or
MS_EV
DCDLP
MS_IE
MS_IE
RSVD
DDCD
RSVD
RXFT
PEN
PEN
FE
3
3
TXHLT_EV
LS_EV or
S_OET
RSVD
LS_IE
LS_IE
TXSR
IPR1
RILP
TERI
STB
STB
PE
2
2
4
TXLDL_EV RXHDL_EV
TXLDL_IE
TXLDL_IE
RXSR
DDSR
RSVD
IPR0
RTS
RTS
OE
1
1
WLS[1:0]
WLS[1:0]
RXF_TOUT
RXHDL_IE
RXHDL_IE
FIFO_EN
RXDA
DCTS
Revision 3.0
DTR
DTR
IPF
0
0