TXC-06880BIOG Transwitch Corporation, TXC-06880BIOG Datasheet - Page 79

• 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

0028
(cont.)
002C RO
PRELIMINARY TXC-06880-MB, Ed. 4
February 2005
(hex)
Addr
RO
RW
RW
Mode Bit range
17
19-18
25-20
26
27
28
31-29
3-0
4
31-5
value after
0
0
0
0
0
Default
reset
- Memory Maps and Bit Descriptions -
SPI-3 OUTPUT MODE Pin Configuration: Reflection of the
Configuration Pin for configuring the SPI-3 Output Mode (CFGOSPIMD)
0 - SPI-3 in Slave mode
1 - SPI-3 in Master mode
SPI-3 Bus Width Pin Configuration: Reflection of the Configuration Pin
for configuring the SPI-3 Bus width (CFGOSPIBW[1:0])
00 - 32-bit mode
01 - 16-bit mode
10 - 8-bit mode
11 - Reserved
Reserved
Host Interface Bus Width Pin Configuration: Reflection of the
Configuration Pin for configuring the Host Interface Bus Width
(CFGUPBW)
0 - 16 bits
1 - 8 bits
Host Interface Selection Pin Configuration: Reflection of the
Configuration Pin for configuring the Host Interface type, Intel or Motorola
(CFGUPMD)
0 - Host Interface in Intel Mode
1 - Host Interface in Motorola Mode
SMII SYNC Direction Selection Pin: Reflection of the Configuration Pin
for configuring the SMII Sync Signal direction (SSYNCDIR)
0 - The synchronization pulse will be taken from an internally generated
source
1 - The synchronization pulse to the 8 SMII ports will be taken from
SSYNCIN
Reserved
Reserved
Oversubscription Enable: Valid in SPI-3 Link (master) mode only.
0 - The ISPIRENB output pin is used to apply SPI-3 standard
backpressure
1 - Allows an external SPI-3 PHY (slave) device to push data into the
SPI-3 input without ever being backpressured
Reserved
Description
Envoy-CE2 Device
DATA SHEET
TXC-06880
79 o f 12 2