SH7619_09 Datasheet, PDF (842/860 Pages) Renesas Technology Corp – Renesas 32-Bit RISC Microcomputer SuperHTM RISC engine Family / SH7619 Series

Item
Figure 22.7 Receive Data
Path
Page Revision (See Manual for Details)
651 Amended
25MHz
by 5 bits
Descrambler
and SIPO
22.6 100Base-TX Receive
(4) Descrambling
22.11 Internal I/O Signals
• Management signals
652 Deleted
Special logic in the descrambler ensures synchronization
with the remote PHY by searching for IDLE symbols within
a window of 4000 bytes (40us). This window ensures that a
maximum packet size of 1514 bytes, allowed by the IEEE
802.3 standard, can be received with no interference.
667 Amended
Signal Name Type Description
CO_MDI
I
Management Data Input: Serial
management data input.
CO_MDO
O
Management Data Output: Serial
management data output.
CO_MDC
I
Management Clock: Serial
management clock.
CO_MDIO_DIR O
Management Data Direction: May be
used to control output enabled buffer
for MDIO.
22.13 Usage Notes
669 Deleted
(4) Waveform Adjustment for Tx100 Output
Rev. 6.00 Jul. 15, 2009 Page 802 of 816
REJ09B0237-0600