DM9161A_09 Datasheet, PDF (12/45 Pages) Davicom Semiconductor, Inc. – 10/100 Mbps Fast Ethernet Physical Layer Single Chip Transceiver

DM9161A
10/100 Mbps Fast Ethernet Physical Layer Single Chip Transceiver
6.1 LED Function Description
Normal LED mode
LED_MODE = 1
Name
Pin
Lo
Hi
LED0
11
FDX
LED1
12
SPEED: 100M
HDX
SPEED: 10M
CABLESTS / LINKSTS
Pull Down
Name
Pin
Lo
Hi
LED2
13
Link
Link Fail
Flashing (HiLo) Active
CABLESTS
/ LINKSTS
14
Without Cable
connection
With Cable connection
* Pin 31 = LEDMODE
Lo
Hi
FDX
SPEED: 100M
HDX
SPEED: 10M
Pull Up
Lo
Hi
N/A
Flashing (HiLo) Active
With Link
Without Link
For Dual-LED.
LED_MODE = 0
Name
Pin
LED0
11
LED1
12
Link Fail
Lo
Lo
LINK Mode
SPEED: 100M
Link OK
Active
Lo
Flashing (LoHi)
Hi
SPEED: 10M
Link OK
Active
HI
Flashing (HiLo)
Lo
CABLESTS / LINKSTS
Pull Down
Pull Up
Name
Pin
Lo
Hi
Lo
Hi
LED2
13
CABLESTS
/ LINKSTS
14
FDX
Without Cable
connection
HDX
With Cable connection
FDX
With Link
HDX
Flashing (LoHi)
Collision
Without Link
* Pin 31 = LEDMODE
6.1.1 Dual-LED application circuit.
PAD
PAD
Final
12
Version: DM9161A-DS-F01
October 16, 2009