cx82100 Conexant Systems, Inc., cx82100 Datasheet - Page 50

• Manufacturer Part Number: cx82100
• Description: Home Network Processor Hnp
• Manufacturer: Conexant Systems, Inc.

Table 2-10. CX82100 HNP Definitions of Recommended GPIO and Host Signals
2-20
LED_READY (GPIO7)
LAN1_RST# (GPIO20)
LAN2_RST# (GPIO6)
Pin Signal
Conexant Proprietary and Confidential Information
E5
B1
D6
Pin No.
CX82100 Home Network Processor Data Sheet
O
O
O
I/O
Itpu/Ot4
Itpu/Ot4
Itpu/Ot4
I/O Type
LED Indicator Interface
LAN 1 Interface
LAN 2 Interface
LAN 1 Reset. Active low reset asserted to reset the LAN 1 EPHY.
Connect to LAN 1 EPHY RSTB pin through 1 KΩ. Also, connect the
LAN 1 EPHY RSTB pin to +3.3V through 10 KΩ and to GND
through 0.1 µF.
LAN 2 Reset. Active low output asserted to reset the LAN 2 EPHY.
Connect to LAN 2 EPHY RSTB pin through 1 KΩ. Also, connect the
LAN 2 EPHY RSTB pin to +3.3V through 10 KΩ and to GND
through 0.1 µF.
READY Indicator. Active high output indicating the HNP is ready.
Connect LED_READY (GPIO7) to the LED plus terminal. Connect
the LED minus terminal to +3.3V through 100 Ω.
Signal Name/Description
101306C