Datasheet

Section 1 Overview
Rev. 2.00 Aug. 20, 2008 Page 20 of 1198
REJ09B0403-0200
Pin No.
Type Symbol
H8S/2462
144-Pin
H8S/2463
144-Pin
H8S/2472
176-Pin
I/O Name and Function
GA20 63 63 N11
Input/
Output
GATE A20 control signal output
pin; also used as the input pin for
monitoring the output state.
CLKRUN 62 62 P10
Input/
Output
Input/output pin used to request
starting the LCLK operation while
LCLK is stopped.
LPC
Interface
(LPC)
LPCPD 61 61 R10 Input
Input pin used to control shutdown
of the LCP module
RM_REF-
CLK
114 114
A13
Input
Transmit/receive Clock
RM_TX-
EN
115 115
B12
Output
Transmit enable
RM_TXD1
RM_TXD0
118
119
118
119
C11
B11
Output
Output
Transmit data
RM_CRS-
DV
113 113
C12
Input
Carrier detection/receive data valid
RM_RXD1
RM_RXD0
116
117
116
117
D11
A12
Input
Input
Receive data
RM_RX-
ER
112 112
B13
Input
Receive error
MDC
92 92
G15
Input
Management data clock
MDIO
93 93
G14 Input/
Output
Management data I/O
LNKSTA 34 34 N1 Input Link status
EXOUT 33 33 M3 Output General-purpose external output
Ethernet
controller
(EtherC)
WOL 35 35 M4 Output Wake-on-LAN
VBUS
 
J14
Input USB cable connection monitor pin
USD+
 
K14 Input/
Output
USB data I/O pin
USD−
 
K15 Input/
Output
USB data I/O pin
DrVcc
 
K13
Input
Power supply pin for USB built-in
transceiver
DrVss
 
J13
Input
Ground pin for USB built-in
transceiver
USB function
module
(USB)
PUPDPLS
 
J15
Output
USB+ pull-up control pin