IA82050 Datasheet, PDF (4/11 Pages) InnovASIC, Inc – ASYNCHRONOUS SERIAL CONTROLLER

IA82050
ASYNCHRONOUS SERIAL CONTROLLER
Register Description
Register
ACR0
ACR1
BACF
BAH
BAL
BANK
BBCF
BBH
BBL
CLCF
FLR
FMD
GER
GIR_BANK
GSR
ICM
IMD
LCR
LSR
MCR
MIE
MSR
PMD
RCM
RIE
RMD
RST
RXDATA
RXF
TCM
TMCR
TMD
TMIE
TMST
TXDATA
TXF
Table 1 – IA82050 Register Summary
ADDR
Bank
DLAB
Mode
111
00
X
R/W
101
10
X
R/W
001
11
0
R/W
001
00
1
R/W
000
00
1
R/W
010
X
X
W
011
11
X
R/W
001
11
1
R/W
000
11
1
R/W
000
11
0
R/W
100
01
X
R
001
10
X
R/W
001
00
0
R/W
010
X
X
R
111
01
X
R
111
01
X
W
100
10
X
R/W
011
00
X
R/W
101
00
X
R/W
100
00
X
R/W
100
01
X
W
101
11
X
R/W
110
00
X
R/W
110
01
X
R
100
11
X
R/W
101
01
X
W
110
10
X
R/W
111
10
X
R/W
101
01
X
R
000
00
0
R
01
X
001
01
X
R
110
01
X
W
011
01
X
W
011
10
X
R/W
110
11
X
R/W
011
01
X
R
000
00
0
W
01
X
001
01
X
W
Data Sheet
As of Production Ver. 01
Default
00000000
00000000
00000100
00000000
00000010
00000000
10000100
00000000
00000101
00000000
00000000
00000000
00000000
00000001
00010010
N/A
00001100
00000000
01100000
00000000
00001111
00000000
11111100
N/A
00011110
00000000
00000000
Unknown
Unknown
N/A
N/A
00000000
00000000
00110000
N/A
N/A
Copyright © 2001
innovASIC

The End of Obsolescence™
ENG211010326-00
Page 4 of 11
www.innovasic.com
Customer Support:
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