TSI148-133IL IDT, Integrated Device Technology Inc, TSI148-133IL Datasheet - Page 58

• Manufacturer Part Number: TSI148-133IL
• Description: IC PCI-VME BRIDGE 456PBGA
• Manufacturer: IDT, Integrated Device Technology Inc
• Series: Tsi148&Trade;r

Specifications of TSI148-133IL

• Applications: PCI-to-VME Bridge
• Interface: PCI
• Voltage - Supply: 3.3V
• Package / Case: 456-PBGA
• Mounting Type: Surface Mount
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Other names: 800-1905

2. VME Interface > VME Master
2.3.4
58
Figure 9: Steps Used to Perform RMW Cycles on the VMEbus
For information on how Tsi148 responds to RMW cycles as a VME Slave, refer to
Section 2.2.1.3 on page
VME Master Bandwidth Control
The VME Master has features to control VMEbus usage which can all be programmed in the
VME Master Control register (see
following:
•
Time-on timer
— The time-on timer specifies the length of time the VME Master can use the VMEbus.
register is written to the VMEbus.
within the RMW Address register
The read data is bit compared
A PCI/X read access address
The data in the RMW Swap
All other bits are unaffected.
matches the Target Address
54.
with the data in the RMW
Compare register
Section 10.4.33 on page
The Tsi148 VME Master completes
the read on the VMEbus
Provided the bit is enabled in the
RMW Enable register and the
compare is true
Tsi148 PCI/X-to-VME Bus Bridge User Manual
249). The features include the
80A3020_MA001_13