xr17v258 Exar Corporation, xr17v258 Datasheet - Page 61
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xr17v258
Manufacturer Part Number
xr17v258
Description
66mhz Pci Bus Octal Uart With Power Management Support
Manufacturer
Exar Corporation
Datasheet
1.XR17V258.pdf
(70 pages)
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xr
REV. 1.0.0
F
IGURE
Host
Note: PERR# and SERR are optional in a bus target application.
AD[31:0]
DEVSEL#
Host
C/BE[3:0]#
FRAME#
20. D
Host
Host
Host
Host
IRDY#
TRDY#
PERR#
SERR#
CLK
Even Parity is on AD[31:0], C/BE[3:0]#, and PAR
Target
Targe
PAR
Target
Target
Target
t
Target
EVICE
1
C
Address
CMD
ONFIGURATION AND
Bus
2
Address
Parity
Byte Enable# = BYTE
66MHZ PCI BUS OCTAL UART WITH POWER MANAGEMENT SUPPORT
3
Active
UART R
4
EGISTERS
5
BYTE
Data
61
6
R
Parity
Data
EAD
Byte Enable# = DWORD
O
7
PERATION FOR A
Active
8
WORD
Data
9
Parity
Data
B
YTE OR
10
Active
DWORD
11
PCI_RD1
XR17V258