OX16PCI954_05 Datasheet, PDF (64/73 Pages) Oxford Semiconductor – Integrated Quad UART and PCI interface

OXFORD SEMICONDUCTOR LTD.
14 TIMING WAVEFORMS
CLK
1
2
FRAME#
AD[31:0]
Address
C/BE[3:0]#
Bus CMD
IRDY#
TRDY#
DEVSEL#
STOP#
3
4
5
Data
Byte enable#
Figure 4: PCI Read Transaction from internal UARTs
DS-0029 Jul 05
CLK
1
2
3
4
FRAME#
AD[31:0]
Address
Data
C/BE[3:0]#
Bus CMD
Byte enable#
IRDY#
TRDY#
DEVSEL#
STOP#
Figure 5: PCI Write Transaction to internal UARTs
External—Free Release
OX16PCI954
Page 64