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Chapter 10: Configuration and Status
This register and the registers defined in
this nanoseconds value register is read, the entire RTC (including the seconds field) is
sampled.
Table 10-10: Current RTC Nanoseconds Value (
Table 10-11
the
This register and the registers defined in
the nanoseconds value register is read (see
Table 10-11: Current RTC Seconds Field Value bits [31:0] (
0x2818)
Table 10-12
the
This register and the registers defined in
the nanoseconds value register is read (see
Table 10-12: Current RTC Seconds Field Value bits [47:32] (
0x281C)
RTC Interrupt Clear Register
Table 10-13
the periodic interrupt signal which is raised by the
Table 10-13: RTC Interrupt Clear Register (
96
Bit no
Default
Access
29-0
0
RO
31-30
0
RO
describes the lower 32-bits of the seconds value register for the seconds field of
"Real Time Clock."
When read, this returns the latest value of the counter.
Bit no
Default
Access
31-0
0
RO
describes the upper 16-bits of the seconds value register for the seconds field of
"Real Time Clock."
When read, this returns the latest value of the counter.
Bit no
Default
Access
15-0
0
RO
32-16
0
RO
describes the control register defined for the
Bit no
Default
Access
0
0
WO
31-1
0
RO
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Table 10-11
and in
Table 10-12
PLB_base_address
Description
Current Value of the synchronized RTC nanoseconds
field.
Note: A read from this register samples the entire RTC
counter (synchronized) so that the Epoch and Seconds
field are held static for a subsequent read.
Unused
Table 10-10
and in
Table 10-12
Table
10-10), the entire RTC is sampled.
Description
Sampled Value of the synchronized RTC Seconds field
(bits 31-0).
Table 10-10
and in
Table 10-11
Table
10-10), the entire RTC is sampled.
Description
Sampled Value of the synchronized RTC Seconds field
(bits 47-32).
Unused
interrupt_
"Real Time Clock."
PLB_base_address
Description
Write ANY value to bit 0 of this register to clear the
interrupt_ptp_timer Interrupt signal. This bit always
returns 0 on read.
Unused
Ethernet AVB Endpoint User Guide
are linked. When
+ 0x2814)
are linked. When
+
PLB_base_address
are linked. When
+
PLB_base_address
ptp_timer signal,
+ 0x2820)
UG492 September 21, 2010
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