Micrel, Inc.
KSZ8041NL/RNL
Pin Description – KSZ8041NL (Continued)
Type(1)
Pin Number Pin Name
Pin Function
30
LED0 /
Ipu/O
LED Output:
Config Mode:
Programmable LED0 Output /
NWAYEN
Latched as Auto-Negotiation Enable (register 0h, bit 12) during
power-up / reset. See “Strapping Options” section for details.
The LED0 pin is programmable via register 1Eh bits [15:14], and is defined as
follows.
LED mode = [00]
Link/Activity
No Link
Link
Pin State
LED Definition
OFF
H
L
ON
Activity
Toggle
Blinking
LED mode = [01]
Link
Pin State
LED Definition
No Link
Link
H
L
OFF
ON
LED mode = [10]
Reserved
LED mode = [11]
Reserved
September 2010
12
M9999-090910-1.4
MICROCHIP [ MICROCHIP ]
