IDT77V550S25DT8 IDT, Integrated Device Technology Inc, IDT77V550S25DT8 Datasheet - Page 15

• Manufacturer Part Number: IDT77V550S25DT8
• Description: IC SW MEMORY 8X8 1.2BGPS 80-TQFP
• Manufacturer: IDT, Integrated Device Technology Inc

Specifications of IDT77V550S25DT8

• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Other names: 77V550S25DT8

Reset Port Device Command
Reset Port Device Command
active HIGH filter meaning each bit set enables reset of the corresponding port.
Reset Port Device Command Format
Reset Port Device Command Format
Read Switch Manager Revision Command
Read Switch Manager Revision Command
four bits are used to report the digit before the decimal point; four bits are used for the digit after the decimal point. For example, the current revision is
2.1, represented as 0x21.
be ignored.
Read Switch Manager Revision Command Format
Read Switch Manager Revision Command Format
Change Switch VCI Address Command
Change Switch VCI Address Command
Transmit Cell Format
Transmit Cell Format
IDT77V550
The Sub Command field indicates which port to reset. Each bit in the Sub Command field controls one reset line to the 8 line cards. This is an
The revision number is returned in the first Data byte of the ATM cell send back to the external control logic. The format for the revision number is
After the command is issued, the Switch Manager revision information is returned in Data0. Data1-12 do not contain valid information and should
This command allows you to change the Switch VCI Address used to identify control cells that are received by the Switch Manager.
Command
Sub Command
Data Count
Data0 - 17
Command
Sub Command
Data Count
Data0 - 17
Command
Sub Command
Data Count
Data0 - 17
Field
Field
Field
0x05
0x00-0xFF
0xXX
0xXX
0x06
0xXX
0xXX
0xXX
0x07
0x00-0xFF
0xXX
0xXX
Value
Value
Value
Table 20 Read Switch Manager Revision Command Format
Table 21 Read Switch Manager Revision Command Format
Table 19 Reset Port Device Command Format
Reset port number #, given in sub command field.
Each bit indicates port to be reset. This is an active HIGH filter.
Direction MSB = port 7, LSB = port 0.
Don’t care.
Don’t care.
Read the revision number of the Switch Manager.
Don’t care.
Don’t care.
Don’t care.
Change the Switch VCI address to the value in the Sub Command field.
New switch VCI address.
Don’t care.
Don’t care.
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Description
Description
Description
June 22, 2001