Altera cyclone V Technical Reference page 1378

Hard processor system
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cv_5v4
2016.10.28
Bit
2:1
rfcfcsts
0
rpests
LPI_Control_Status
The LPI Control and Status Register controls the LPI functions and provides the LPI interrupt status. The
status bits are cleared when this register is read.
Module Instance
emac0
emac1
Offset:
0x30
Access:
RW
Important: To prevent indeterminate system behavior, reserved areas of memory must not be accessed by
31
30
15
14
Reserved
Ethernet Media Access Controller
Send Feedback
Name
When high, this field indicates the active state of the
small FIFO Read and Write controllers of the MAC
Receive Frame Controller Module.
Value
0x0
0x1
When high, this bit indicates that the MAC GMII or
MII receive protocol engine is actively receiving data
and not in IDLE state.
Value
0x0
0x1
0xFF700000
0xFF702000
software or hardware. Any area of the memory map that is not explicitly defined as a register
space or accessible memory is considered reserved.
29
28
27
26
Reserved
13
12
11
10
Description
Description
Disable Active State FIFO Read Write
Enable Active State FIFO Read Write
Description
Idle State
Protocol Engine Active
Base Address
Bit Fields
25
24
23
22
9
8
7
6
rlpis
tlpis
Reserved
t
t
RO
RO
0x0
0x0
LPI_Control_Status
Access
RO
RO
Register Address
0xFF700030
0xFF702030
21
20
19
18
lpitx
plsen
a
RW
RW
0x0
0x0
5
4
3
2
rlpie
rlpie
x
n
RO
RO
0x0
0x0
17-163
Reset
0x0
0x0
17
16
pls
lpien
RW
RW 0x0
0x0
1
0
tlpie
tlpien
x
RO 0x0
RO
0x0
Altera Corporation

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