Autonegotiation Link Partner Next; 1000Base-T Control; Table 3.11 Autonegotiation Lp Next Page Receive, Address 8 (0X08); Table 3.12 1000Base-T Control, Address 9 (0X09) - Renesas R-IN32M4-CL2 User Manual

R-IN32M4-CL2 User's Manual Gigabit Ethernet PHY Edition
3.2.8 Autonegotiation Link Partner Next Page Receive
The bits in register 8 of the main register space work together with register 7 to determine certain aspects of the LP
autonegotiation. The following table shows the possible readouts.

Table 3.11 Autonegotiation LP Next Page Receive, Address 8 (0x08)

Bit Name
15 LP next page
14 Acknowledge
13 LP message page
12 LP acknowledge 2
11 LP toggle
10:0 LP message/unformatted code
3.2.9

1000BASE-T Control

The 1000BASE-T functionality is controlled by the bits in register 9 of the main register space. The following table
shows the settings and readouts available.

Table 3.12 1000BASE-T Control, Address 9 (0x09)

Bit
15:13 Transmitter test mode
12 Master/slave manual configuration
11 Master/slave value
10 Port type
9 1000BASE-T FDX capability
8 1000BASE-T HDX capability
7:0 Reserved
Caution: Transmitter test mode (bits 15:13) operates in the manner described in IEEE 802.3 section 40.6.1.1.2.
R18UZ0043EJ0100
Mar 4, 2016
Access
RO
RO
RO
RO
RO
RO
Name Access
R/W
R/W
R/W
R/W
R/W
R/W
RO
Description
1: More pages follow
1: LP acknowledge
1: Message page
0: Unformatted page
1: LP complies with request
1: Previous transmitted LCW = 0
0: Previous transmitted LCW = 1
LP Message/unformatted code
Description
000: Normal
001: Mode 1: Transmit waveform test
010: Mode 2: Transmit jitter test as master
011: Mode 3: Transmit jitter test as slave
100: Mode 4: Transmitter distortion test
101–111: Reserved
1: Master/slave manual configuration enabled
This register is only valid when bit 9.12 is set to 1.
1: Configure PHY as master during negotiation
0: Configure PHY as slave during negotiation
1: Multi-port device
0: Single-port device
1: 1000BASE-T FDX capable
1: 1000BASE-T HDX capable
Reserved
3. Registers
Default
0
0
0
0
0
0x000
Default
000
0
0
1
1
1
0x00
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