SH7619 Datasheet, PDF (672/836 Pages) Renesas Technology Corp – 32-Bit RISC Microcomputer SuperHTM RISC engine Family / SH7619 Series

Section 22 Ethernet Physical Layer Transceiver (PHY)
• Register 1 (Basic Status)
Address Name
Description
Mode
1.15
100Base-T4 This bit indicates that T4 is available or not, but RO
this module has no capability of T4 and it is
fixed to 0.The write value should always be 0.
1.14
100Base-TX 1 = TX with full duplex, 0 = no TX full duplex RO
Full Duplex ability
1.13
100Base-TX 1 = TX with half duplex, 0 = no TX half duplex RO
Half Duplex ability
1.12
10Base-T Full 1 = 10Mbps with full duplex, 0 = no 10Mbps RO
Duplex
with full duplex ability
1.11
10Base-T Half 1 = 10Mbps with half duplex, 0 = no 10Mbps RO
Duplex
with half duplex ability
1.10:6 Reserved
The write value should always be 0.
RO
1.5
Auto-
1 = auto-negotiate process completed,
RO
Negotiate
0 = auto-negotiate process not completed
Complete
1.4
Remote Fault 1 = remote fault condition detected, 0 = no
RO/LH
remote fault
1.3
Auto-
1 = able to perform auto-negotiation function, RO
Negotiate
0 = unable to perform auto-negotiation function
Ability
1.2
Link Status 1 = link is up, 0 = link is down
RO/LL
1.1
Jabber Detect 1 = jabber condition detected, 0 = no jabber RO/LH
condition detected
1.0
Extended
1 = supports extended capabilities registers, RO
Capabilities 0 = does not support extended capabilities
registers
Default
0
1
1
1
1
0
0
0
1
0
0
1
• Register 2 (PHY Identifier 1)
Address
2.15:0
Name
Description
PHY ID Number Assigned to the 3rd through 18th bits of
the Organizationally Unique Identifier
(OUI), respectively.
Mode
RW
Default
co_reg2_oui_in
[15:0] of
PHYIFSMIR2
Rev. 5.00 Mar. 15, 2007 Page 634 of 794
REJ09B0237-0500