CS8900A-CQZ View Datasheet(PDF) - Cirrus Logic
Part Name
Description
Manufacturer
CS8900A-CQZ Datasheet PDF : 138 Pages
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CS8900A
Crystal LAN™ Ethernet Controller
PacketPage # of Type
Address Bytes
Description
0100h
32 Read/Write Configuration & Control Registers
(2 bytes per register)
0120h
32 Read-only Status & Event Registers
(2 bytes per register)
0140h
4
-
Reserved
Initiate Transmit Registers
0144h
2 Write-only TxCMD (transmit command)
0146h
2 Write-only TxLength (transmit length)
0148h
8
-
Reserved
Address Filter Registers
0150h
8 Read/Write Logical Address Filter (hash table)
0158h
6 Read/Write Individual Address
015Eh 674
Frame Location
0400h
2
-
Reserved
Read-only RXStatus (receive status)
0402h
2 Read-only RxLength (receive length, in bytes)
0404h
- Read-only Receive Frame Location
0A00
- Write-only Transmit Frame Location
Cross Reference
Section 4.4 on page 49
Section 4.4 on page 49
Note 2
Section 4.5 on page 69,
Section 5.6 on page 99
Section 4.5 on page 69,
Section 5.6 on page 99
Note 2
Section 4.6 on page 71,
Section 5.2.10 on page 87
Section 4.6 on page 71,
Section 5.2.10 on page 87
Note 2
Section 4.7 on page 72,
Section 5.2 on page 78
Section 4.7 on page 72,
Section 5.2 on page 78
Section 4.7 on page 72,
Section 5.2 on page 78
Section 4.7 on page 72,
Section 5.6 on page 99
Notes: 1. All registers are accessed as words only.
2. Read operation from the reserved location provides undefined data. Writing to a reserved location or
undefined bits may result in unpredictable operation of the CS8900A.
Table 13. PacketPage Memory Address Map (continued)
CIRRUS LOGIC PRODUCT DATASHEET
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