TSI148-133IL IDT, Integrated Device Technology Inc, TSI148-133IL Datasheet - Page 103
![IC PCI-VME BRIDGE 456PBGA](/photos/6/93/69324/tsi148-133il_sml.jpg)
TSI148-133IL
Manufacturer Part Number
TSI148-133IL
Description
IC PCI-VME BRIDGE 456PBGA
Manufacturer
IDT, Integrated Device Technology Inc
Series
Tsi148&Trade;r
Datasheets
1.TSI148-133CL.pdf
(391 pages)
2.TSI148-133CL.pdf
(2 pages)
3.TSI148-133CL.pdf
(12 pages)
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
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4.5.2
4.5.2.1
Tsi148 PCI/X-to-VME Bus Bridge User Manual
80A3020_MA001_13
8. The DMA controller issues a write request to the Linkage Module.
9. After arbitration, the Linkage Module passes the command information, address
10. The VME Master completes the write transaction to the VMEbus slave. For large
VME-to-PCI/X
The Tsi148 DMA controllers support VME-to-PCI/X DMA transactions.
Example DMA VME-to-PCI/X Transaction
In this example, there is a DMA transaction between the VMEbus and PCI/X bus. The
following list, and
1. Program the registers in the LCSR group.
information, and write data to a VME Master’s write buffer.
transfers the PCI/X Master attempts to fill the DMA buffer while the VME Master
transfers data from the DMA buffer.
— The DMA registers set-up the following information:
–
–
–
–
–
–
Transfer counts can be between 1byte and 4 Gbytes.
Source and destination buses, and starting address
Mode of operation
Attributes
Bus width
Transfer throttling
DMA transfer count
Figure 22
and
Figure
23, show the steps taken in the DMA transaction.
4. DMA Interface > Direction of Data Movement
103
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