xr17c152im Exar Corporation, xr17c152im Datasheet - Page 52

• Manufacturer Part Number: xr17c152im
• Description: 5v Pci Bus Dual Uart
• Manufacturer: Exar Corporation

XR17C152
5V PCI BUS DUAL UART
F
IGURE
17. PCI B
US
C
ONFIGURATION
H ost
H os t
C /BE [3:0]#
C /BE [3:0]#
H ost
H ost
H os t
H os t
H ost
H ost
H os t
H os t
FR A M E#
FR A M E#
A D[31:0]
A D[31:0]
D EV SEL #
D EV SEL #
TR D Y#
TR D Y#
IR DY #
IR DY #
C LK
C LK
Ta rg e t
Ta rg e t
T a rg e t
T a rg e t
Ta rg e t
T a rg e t
S
PACE
1
1
A D D R E S S
A D D R E S S
C F G -W R
C FG -R D
R
EGISTERS
2
2
52
B Y TE E N A B L E #
B Y TE E N A B L E #
W R IT E D A T A
R
EAD AND
3
3
D A TA
W
4
4
RITE OPERATION
P C IC F G _W R
P C IC FG _R D
áç
áç
áç
áç
REV. 1.2.0