lan9220 Standard Microsystems Corp., lan9220 Datasheet - Page 83

• Manufacturer Part Number: lan9220
• Description: 16-bit Non-pci Small Form Factor 10/100 Ethernet Controller With Variable Voltage I/o & Hp Auto-mdix Support
• Manufacturer: Standard Microsystems Corp.

16-bit Non-PCI Small Form Factor 10/100 Ethernet Controller with Variable Voltage I/O & HP Auto-MDIX Support
Datasheet
SMSC LAN9220
12:11
BITS
2-0
10
9
8
7
6
5
4
3
Reserved
TX Data FIFO Overrun Interrupt (TDFO). Generated when the TX data
FIFO is full, and another write is attempted.
TX Data FIFO Available Interrupt (TDFA). Generated when the TX data
FIFO available space is greater than the programmed level.
TX Status FIFO Full Interrupt (TSFF). Generated when the TX Status
FIFO is full.
TX Status FIFO Level Interrupt (TSFL). Generated when the TX Status
FIFO reaches the programmed level.
RX Dropped Frame Interrupt (RXDF_INT). This interrupt is issued
whenever a receive frame is dropped.
Reserved
RX Status FIFO Full Interrupt (RSFF). Generated when the RX Status
FIFO is full.
RX Status FIFO Level Interrupt (RSFL). Generated when the RX Status
FIFO reaches the programmed level.
GPIO [2:0] (GPIOx_INT). Interrupts are generated from the GPIO’s.
These interrupts are configured through the GPIO_CFG register.
DESCRIPTION
DATASHEET
83
R/WC
R/WC
R/WC
R/WC
R/WC
R/WC
R/WC
R/WC
TYPE
RO
RO
Revision 2.6 (12-04-08)
DEFAULT
000
0
0
0
0
0
0
0
-
-