TXC-06880BIOG Transwitch Corporation, TXC-06880BIOG Datasheet - Page 103

• Manufacturer Part Number: TXC-06880BIOG
• Manufacturer: Transwitch Corporation

Specifications of TXC-06880BIOG

• Operating Supply Voltage (typ): 1.8/3.3V
• Operating Temperature Classification: Industrial
• Mounting: Surface Mount
• Lead Free Status / RoHS Status: Not Compliant

4010
4014
to
4018
401C RW
4020
to
4034
4038
PRELIMINARY TXC-06880-MB, Ed. 4
February 2005
(hex)
Addr
RW
RO
RO
RO
RO
RO
RW
RO
RW
Mode
15-0
31-16
31-0
0
1
2
3
31-4
31-0
23-0
24
30-25
31
Range
Bit
Port 0 Ethernet Status and Configuration Register Description
value after
0x0600
0
0
0
0
0
0
0
1
0
0
Default
reset
- Memory Maps and Bit Descriptions -
MAXIMUM FRAME LENGTH REGISTER
Maximum Frame Length: This field resets to 0x0600 (1536d), which
represents the maximum frame size in both the transmit and receive
directions.
Reserved
Reserved
TEST REGISTER
Shortcut Slot Time: This bit allows the slot time counter to expire
regardless of the current count. This bit is for testing purposes only.
Test Pause: For testing purposes only.
1 - Allows the MAC to be paused via the host interface
Registered Transmit Flow Enable: Register Transmit Half-Duplex Flow
Enable, active high assertion.
Maximum Backoff:
1 - The MAC is configured to backoff for the maximum possible length of
time. This test bit is used to predict backoff times in Half-Duplex mode.
Reserved
Reserved
SMII CONTROL REGISTER
Reserved
SMII PHY Mode:
0 - Allows MAC-to-MAC connections
1 - Allows MAC-to-PHY connections where Envoy-CE2 connects to a
PHY
Reserved
Reset SMII Port: This resets the port if it is configured as an SMII port.
Description
Envoy-CE2 Device
DATA SHEET
TXC-06880
1 03 o f 12 2