Renesas M3A-HS19 用户手册

Features and Specifications 

2.6 LAN Port Interface 

Rev.1.01  Oct 28, .2008 

2-15

REJ10J1351-0101 

 

 

 

2 

2.6  LAN Port Interface 

 

An IEEE 802.3 compliant (MAC layer) Ethernet controller and an IEEE802.3/802.3u compliant (10/100 Mbps  Ethernet 

PHY) physical layer transceiver are embedded in the SH7619 MCU. 

Figure 2.6.1 shows the block diagram of LAN port interface. 

 
 

SH7619 (U1)

3.3 V

LED1

Yellow

LED2

Yellow

LED3

Yellow

LED4

Yellow

SPEED100#

LINK#

CRS#

DUPLEX#

TxP

TxM

RxP

RxM

EXRES1

TSTBUSA

12.4 K(1%)

3 VAGND

3.3 VA

RJ-45 (J5)

TX +

TX

−

RX +

RX

−

TCT

RCT

3

1

2

4

5

6

7

8

PHY

ETC

(MII)

CK_PHY

25.000 MHz-OSC

MII-compliant signal

 

 

Figure 2.6.1 LAN Port Interface