OX9160 Datasheet, PDF (34/38 Pages) Oxford Semiconductor – PCI Peripheral Bridge with EPP Parallel Port & 8/32 bit local bus

OXFORD SEMICONDUCTOR LTD.
TIMING WAVEFORMS
OX9160
CLK
1
2
FRAME#
AD[31:0]
Address
C/BE[3:0]#
Bus CMD
IRDY#
TRDY#
DEVSEL#
STOP#
LBCLK
LBA
LBCS#
LBWR#
LBD¹
LBD²
3
4
5
n+5
n+6
n+7
Where: n = 0, 1, .., 9
Data
Byte enable#
t _ref
t _{za tawr}
t_{zwtccssw1 r}
t_zwr1
t_zdv
Valid Local Bus Address
t_{z w c s 2}
t_{w r c s}
t_zwr2
Valid Local Bus Data
t_wrdi
Valid Local Bus Data ^{t zdf}
Figure 7: PCI Write Transaction to Intel-type Local bus
Data Sheet Revision 1.22
Page 34