lan9211 Standard Microsystems Corp., lan9211 Datasheet - Page 35

• Manufacturer Part Number: lan9211
• Description: Lan9211 High-performance Small Form Factor Single-chip Ethernet Controller With Hp Auto-mdix Support
• Manufacturer: Standard Microsystems Corp.

High-Performance Small Form Factor Single-Chip Ethernet Controller with HP Auto-MDIX Support
Datasheet
SMSC LAN9211
AND/OR (FSELEND = 1 for Data FIFO direct access when FIFO_SEL=1)
AND/OR (FSELEND = 1 for Data FIFO direct access when FIFO_SEL=1)
31
31
(FPORTEND = 1 for Data FIFO port access on addresses 00h-3Ch)
(FPORTEND = 1 for Data FIFO port access on addresses 00h-3Ch)
MSB
MSB
A[1] = 1
A[1] = 0
A[1] = 1
A[1] = 0
3
3
24
24
23
15
15
23
INTERNAL FIFO ORDER
INTERNAL FIFO ORDER
HOST DATA BUS
HOST DATA BUS
BIG ENDIAN
BIG ENDIAN
2
0
2
2
2
0
16
16
8
8
7
15
7
15
1
1
3
1
3
1
Figure 3.3 FIFO Access Byte Ordering
8
8
WORD_SWAP != FFFF_FFFFh
0
0
WORD_SWAP = FFFF_FFFFh
7
7
LSB
LSB
0
0
DATASHEET
0
0
35
AND/OR (FSELEND = 0 for Data FIFO direct access when FIFO_SEL=1)
AND/OR (FSELEND = 0 for Data FIFO direct access when FIFO_SEL=1)
31
31
(FPORTEND = 0 for Data FIFO port access on addresses 00h-3Ch)
(FPORTEND = 0 for Data FIFO port access on addresses 00h-3Ch)
MSB
MSB
A[1] = 1
A[1] = 0
A[1] = 1
A[1] = 0
3
3
24
24
23
15
15
23
INTERNAL FIFO ORDER
INTERNAL FIFO ORDER
LITTLE ENDIAN
LITTLE ENDIAN
HOST DATA BUS
HOST DATA BUS
2
3
1
1
3
2
16
16
8
8
7
15
7
15
1
2
0
0
2
1
8
Revision 2.3 (08-06-08)
8
0
0
7
7
LSB
LSB
0
0
0
0