COM20020ILJPTR SMSC, COM20020ILJPTR Datasheet - Page 38

• Manufacturer Part Number: COM20020ILJPTR
• Description: Network Controller & Processor ICs 5Mbps ARCNET CTRL 2K x 8 ON-CHIP RAM
• Manufacturer: SMSC

Specifications of COM20020ILJPTR

• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Revision 12-05-06
BIT
1,0
Reconfiguration Timer
1, 0
BIT NAME
RCNTM1,0
SYMBOL
DATASHEET
These bits are used to program the reconfiguration timer as a
function of maximum node count. These bits set the time out period
of the reconfiguration timer as shown below. The time out periods
shown are for 5 Mbps.
RCNTM1
0
0
1
1
Note*: The node ID value 255 must exist in the network for 26.25
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mS timeout to be valid.
RCNTM0
0
1
0
1
5Mbps ARCNET (ANSI 878.1) Controller with 2K x 8 On-Chip RAM
DESCRIPTION
Time Out Period
420 mS
105 mS
52.5 mS
26.25 mS*
Max Node Count
Up to 255 nodes
Up to 64 nodes
Up to 32 nodes
Up to 16 nodes
SMSC COM20020I Rev D
Datasheet