HD6417615 Hitachi Semiconductor, HD6417615 Datasheet - Page 36

• Manufacturer Part Number: HD6417615
• Description: Hardware Manual
• Manufacturer: Hitachi Semiconductor

Table 1.2
Type
Bus control
H-UDI
Ethernet
controller
(EtherC)
Note: * When doing debugging using the E10A emulator, this pin is used for mode switching. It
18
should be connected to V
using a normal user system. When the boundary scan test is performed with the H-UDI, set
it to user mode. The boundary scan test cannot be performed in ASE mode.
Pin Functions (cont)
Symbol
A24–A0
D31–D0
TCK
TMS
TDI
TDO
TRST
ASEMODE* Input
TX-CLK
RX-CLK
TX-EN
ETXD0–3
TX-ER
RX-DV
ERXD0–3
RX-ER
CRS
COL
MDC
MDIO
I/O
Output
I/O
Input
Input
Input
Output
Input
Input
Input
Output
Output
Output
Input
Input
Input
Input
Input
Output
I/O
SS
when using the E10A emulator and connected to V
Name
Address bus
Data bus
Test clock
Test mode
select
Test data input
Test data output
Test reset
ASE mode input
Transmitter
clock
Receive clock
Transmit enable
Transmit data
0–3
Transmit error
Receive data
enable
Receive data
0–3
Receive error
Carrier sense
Collision
Management
data clock
Management
data input/output
Function
Address output
Data input/output
Test clock input
Test mode select input signal
Serial data input
Serial data output
Test reset input signal
ASE mode/user mode select signal
TX-EN, ETXD0–3, TX-ER timing
reference signal
RX-DV, ERXD0–3, RX-ER timing
reference signal
Signal indicating that transmit data on
ETXD0–3 is ready
4-bit receive data
Signal sending error status to another
port
Indicates that enable receive data on
ERXD0–3 exist
4-bit receive data
Reports error state that occurred during
transfer of frame data
Carrier detection notification signal
Collision detection signal
Reference clock signal for information
transfer by MDIO
Bidirectional signal for exchanging
management information between STA
and PHY
CC
when