ksz8893mqlam Micrel Semiconductor, ksz8893mqlam Datasheet - Page 67

• Manufacturer Part Number: ksz8893mqlam
• Description: Integrated 3-port 10/100 Managed Switch With Phys
• Manufacturer: Micrel Semiconductor

Register 11 (0x0B): Global Control 9
Register 12 (0x0C): Global Control 10
Bit
7
6-5
4
3-2
1
0
Bit
7-6
5-4
3-2
1-0
December 2007
Name
LEDSEL1
Reserved
Reserved
Reserved
LEDSEL0
Special
TPID
mode
Name
Tag_0x3
Tag_0x2
Tag_0x1
Tag_0x0
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
Description
LED mode select
See description in bit 1 of this register.
Reserved
Do not change the default values.
Testing mode.
Set to ‘0’ for normal operation.
Reserved
Do not change the default values.
LED mode select
This bit and bit 7 of this register select the LED mode.
For LED definitions, see pins 1, 2, 3, 4, 5 and 6 of Pin
Description and I/O Assignment listing.
Notes:
Used for direct mode forwarding from port 3. See
description in spanning tree functional description.
0 = disable
1 = enable
Description
IEEE 802.1p mapping. The value in this field is used as
the frame’s priority when its IEEE 802.1p tag has a value
of 0x3.
IEEE 802.1p mapping. The value in this field is used as
the frame’s priority when its IEEE 802.1p tag has a value
of 0x2.
IEEE 802.1p mapping. The value in this field is used as
the frame’s priority when its IEEE 802.1p tag has a value
of 0x1.
IEEE 802.1p mapping. The value in this field is used as
the frame’s priority when its IEEE 802.1p tag has a value
of 0x0.
LEDSEL1 is also external strap-in pin #23.
LEDSEL0 is also external strap-in pin #70.
67
Default
LEDSEL1
(pin 23)
value
during
reset
00
0
10
LEDSEL0
(pin 70)
value
during
reset
0
Default
01
01
00
00
M9999-121007-1.5