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LAN9250 Datasheet(PDF) 337 Page - Microchip Technology

Part # LAN9250
Description  Integrated Ethernet PHY with HP Auto-MDIX
PDF  421 Pages
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Manufacturer  MICROCHIP [Microchip Technology]
Direct Link  http://www.microchip.com
Logo MICROCHIP - Microchip Technology

LAN9250 Datasheet(HTML) 337 Page - Microchip Technology

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 2015 Microchip Technology Inc.
DS00001913A-page 337
LAN9250
14.8.15
1588 CLOCK TARGET X RELOAD / ADD NANOSECONDS REGISTER
(1588_CLOCK_TARGET_RELOAD_NS_X)
This read/write register combined with 1588 Clock Target x Reload / Add Seconds Register (1588_CLOCK_TAR-
GET_RELOAD_SEC_x) form the 1588 Clock Target Reload value. The 1588 Clock Target Reload is the value that is
reloaded or added to the 1588 Clock Compare value when a clock compare event occurs. Refer to Section 14.4, "1588
Clock Events" for additional information.
Note:
Both this register and the 1588 Clock Target x Reload / Add Seconds Register (1588_CLOCK_TAR-
GET_RELOAD_SEC_x) must be written for either to be affected.
Offset:
Channel A: 138h
Size:
32 bits
Channel B: 148h
Bank:
Channel A: na
Channel B: na
Bits
Description
Type
Default
31:30
RESERVED
RO
-
29:0
Clock Target Reload NanoSeconds (CLOCK_TARGET_RELOAD_NS)
This field contains the nanoseconds portion of the 1588 Clock Target Reload
value that is reloaded to the 1588 Clock Compare value.
R/W
00000000h



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