Doc. No. MV-S105540-00, Rev. A
Document Classification: Proprietary Information Page 27
Signal Description
Pin Description
C9 A37 92 LED_RX O, mA Parallel LED Receive Activity or Receive
Activity/Link modes. LED_RX may be pro-
grammed to Mode 1 or Mode 2 by setting
register bit 24.1.
Mode 1
Low = Receiving
High = Not receiving
Mode 2
Low = Link up
High = Link down
Blink = Receiving
LED_RX is a multi-function pin used to con-
figure the 88E1111 device at the de-asser-
tion of hardware reset.
D9 B32 91 LED_TX O, mA Parallel LED Transmit Activity or RX/TX
Activity/Link modes. LED_TX may be pro-
grammed to Mode 1 or Mode 2 by setting
register bit 24.0.
Mode 1
Low = Transmitting
High = Not transmitting
Mode 2
Low = Link up
High = Link down
Blink = Transmitting or receiving
LED_TX is a multi-function pin used to con-
figure the 88E1111 device at the de-asser-
tion of hardware reset.
Table 10: LED Interface (Continued)
117-TFBGA
Pin #
96-aQFN
Pin #
128-PQFP
Pin #
Pin Name Pin
Type
Description
Copyright © 2020 Marvell
December 2, 2020
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