HD6417616 RENESAS [Renesas Technology Corp], HD6417616 Datasheet - Page 436

• Manufacturer Part Number: HD6417616
• Description: 32-Bit RISC Microcomputer SuperH™ RISC engine Family/SH7600 Series
• Manufacturer: RENESAS [Renesas Technology Corp]

Section 9 Ethernet Controller (EtherC)
Rev. 2.00 Mar 09, 2006 page 410 of 906
REJ09B0292-0200
Figure 9.6 (d) Independent Bus Release Flowchart (IDLE in Write in Figure 9.5)
(1) Write to PHY interface
(2) Read from PHY
(3) Write to PHY interface
(1) Write to PHY interface
register
MMD = 0
MDC = 1
interface register read
MMD = 0
MMC = 1
MDI is read data
register
MMD = 0
MDC = 0
register
MMD = 0
MDC = 0
Figure 9.6 (c) 1-Bit Data Read Flowchart
MDC
MDI
MDC
MDO
1-bit data read timing
relationship
(1)
Independent bus release
timing relationship
(2)
(3)
(1)