AX88796BLI ASIX [ASIX Electronics Corporation], AX88796BLI Datasheet - Page 20

• Manufacturer Part Number: AX88796BLI
• Description: Low-pin-count Non-PCI 8/16-bit 10/100M Fast Ethernet Controller
• Manufacturer: ASIX [ASIX Electronics Corporation]

Transmit Packet Assembly Format
The following diagrams describe the format for how packets must be assembled prior to transmission for different
byte ordering schemes. The various formats are selected in the Data Configuration Register.
Note: All examples above will result in a transmission of a packet in order of DA0 (Destination Address 0), DA1,
DA2, DA3 and so on in byte. Bits within each byte will be transmitted least significant bit first.
D15
WTS = 1 in Data Configuration Register.
This format is used with ISA or 80186 Mode.
D7
WTS = 0 in Data Configuration Register.
This format is used with ISA or MCS-51 Mode.
Destination Address 1
Destination Address 3
Destination Address 5
Source Address 1
Source Address 3
Source Address 5
Type / Length 1
D[15:8]
Data 1
…
Destination Address 0 (DA0)
Destination Address 1 (DA1)
Destination Address 2 (DA2)
Destination Address 3 (DA3)
Destination Address 4 (DA4)
Destination Address 5 (DA5)
Source Address 0 (SA0)
Source Address 1 (SA1)
Source Address 2 (SA2)
Source Address 3 (SA3)
Source Address 4 (SA4)
Source Address 5 (SA5)
Type / Length 0
Type / Length 1
D8 D7
Data 0
Data 1
…
20
Destination Address 0
Destination Address 2
Destination Address 4
Source Address 0
Source Address 2
Source Address 4
Type / Length 0
AX88796BLF / AX88796BLI
D[7:0]
Data 0
…
ASIX ELECTRONICS CORPORATION
D0
D0