Auxiliary Control And Status; Table 3.26 Auxiliary Control And Status, Address 28 (0X1C) - Renesas R-IN32M4-CL2 User Manual

R-IN32M4-CL2 User's Manual Gigabit Ethernet PHY Edition
3.2.23

Auxiliary Control and Status

Register 28 provides control and status information for several device functions not controlled or monitored by other
device registers. The following table shows the settings available and the expected readouts.

Table 3.26 Auxiliary Control and Status, Address 28 (0x1C)

Bit Name
15 Autonegotiation complete
14 Autonegotiation disabled
13 HP Auto-MDIX crossover indication
12 CD pair swap
11 A polarity inversion
10 B polarity inversion
9 C polarity inversion
8 D polarity inversion
7 ActiPHY link status time- out control [1]
6 ActiPHY mode enable
5 FDX status
4:3 Speed status
2 ActiPHY link status time- out control [0]
1:0 Media mode status
R18UZ0043EJ0100
Mar 4, 2016
Access
RO Duplicate of bit 1.5 when autonegotiation is enabled,
otherwise this is the current link status
RO Inverted duplicate of bit 0.12
RO 1: HP Auto-MDIX crossover performed internally
RO 1: CD pairs are swapped
RO 1: Polarity swap on pair A
RO 1: Polarity swap on pair B
RO 1: Polarity swap on pair C
RO 1: Polarity swap on pair D
R/W Sticky bit. Bits 7 and 2 are part of the ActiPHY Link Status
time-out control. Bit 7 is the MSB.
Bit7 Bit2
0 0
0 1
1 0
1 1
R/W Sticky bit.
1: Enabled
RO 1: Full-duplex
0: Half-duplex
RO 00: Speed is 10BASE-T
01: Speed is 100BASE-TX
10: Speed is 1000BASE-T
11: Reserved
R/W Sticky bit. Bits 7 and 2 are part of the ActiPHY Link Status
time-out control. Bit 7 is the MSB.
Bit7 Bit2
0 0
0 1
1 0
1 1
RO 00: No media selected
01: Copper media selected
10: Reserved
11: Reserved
Description
Time-out time
2 second
4 seconds (Initial Value)
6 seconds
8 seconds
Time-out time
2 second
4 seconds (Initial Value)
6 seconds
8 seconds
3. Registers
Default
0
0
0
0
0
0
0
0
0
0
0
00
1
00
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