LAN9312-NU SMSC, LAN9312-NU Datasheet - Page 217

• 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

High Performance Two Port 10/100 Managed Ethernet Switch with 32-Bit Non-PCI CPU Interface
Datasheet
SMSC LAN9312
14.2.5.17
BITS
31:0
Clock Target Low (CLOCK_TARGET_LO)
This field contains the low 32-bits of the 64-bit 1588 Clock Compare value.
1588 Clock Target Low-DWORD Register (1588_CLOCK_TARGET_LO)
T h i s r e a d / w r i t e r e g i s t e r c o m b i n e d w i t h
(1588_CLOCK_TARGET_HI)
compared to the current 1588 Clock value and can be used to trigger an interrupt upon at match. Refer
to
Note: Both
Chapter 11, "IEEE 1588 Hardware Time Stamp Unit," on page 154
(1588_CLOCK_TARGET_HI)
Offset:
this
register
180h
DESCRIPTION
form the 64-bit 1588 Clock Target value. The 1588 Clock Target value is
and
DATASHEET
must be written for either to be affected.
the
217
Size:
1588
1 5 8 8 C l o c k Ta r g e t H i g h - D W O R D R e g i s t e r
Clock
32 bits
Target
for additional information.
High-DWORD
TYPE
R/W
Revision 1.7 (06-29-10)
00000000h
DEFAULT
Register