LAN9312-NU SMSC, LAN9312-NU Datasheet - Page 50

• Manufacturer Part Number: LAN9312-NU
• Description: Ethernet ICs Hi Per 2 Port 10/100 Ethernet Switch
• Manufacturer: SMSC
• Type: Two Port Managed Ethernet Switchr

Specifications of LAN9312-NU

• Ethernet Connection Type: 10 Base-T, 100 Base-TX
• Minimum Operating Temperature: 0 C
• Mounting Style: SMD/SMT
• Product: Ethernet Switches
• Number Of Transceivers: 1
• Standard Supported: 802.3, 802.3u
• Data Rate: 10 Mbps, 100 Mbps
• Supply Voltage (max): 3.3 V
• Supply Voltage (min): 0 V
• Supply Current (max): 185 mA, 295 mA
• Maximum Operating Temperature: + 70 C
• Package / Case: TQFP-100
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Revision 1.7 (06-29-10)
Top Level Interrupt Registers
Bit 28 (SWITCH_INT)
Bit 29 (1588_EVNT)
of INT_STS register
of INT_STS register
of INT_STS register
of INT_STS register
of INT_STS register
of INT_STS register
Bit 27 (PHY_INT2)
Bit 26 (PHY_INT1)
Bit 17 (PME_INT)
(System CSRs)
Bit 12 (GPIO)
Figure 5.1 Functional Interrupt Register Hierarchy
INT_CFG
INT_STS
INT_EN
High Performance Two Port 10/100 Managed Ethernet Switch with 32-Bit Non-PCI CPU Interface
Power Management Control Register
1588 Time Stamp Interrupt Register
Switch Fabric Interrupt Registers
Port 2 PHY Interrupt Registers
Port 1 PHY Interrupt Registers
PHY_INTERRUPT_SOURCE_2
PHY_INTERRUPT_SOURCE_1
PHY_INTERRUPT_MASK_2
PHY_INTERRUPT_MASK_1
GPIO Interrupt Register
DATASHEET
Bits [2,1,0] (MAC_[2,1,MII])
GPIO_INT_STS_EN
1588_INT_STS_EN
of SW_IPR register
of SW_IPR register
of SW_IPR register
PMT_CTRL
SW_IMR
SW_IPR
Bit 5 (SWE)
Bit 6 (BM)
50
Port [2,1,0] MAC Interrupt Registers
Buffer Manager Interrupt Registers
Switch Engine Interrupt Registers
MAC_IMR_[2,1,MII]
MAC_IPR_[2,1,MII]
SWE_IMR
SWE_IPR
BM_IMR
BM_IPR
SMSC LAN9312
Datasheet