![background image](http://html2.mh-extra.com/html/rabbit/6000/6000_user-manual_3115352301.webp)
Rabbit 6000 User’s Manual
digi.com
301
Network Port B Configuration 2 Register
(NBCF2R)
(Address = 0x0242)
Bit(s)
Value
Description
7:5
xx0
Disable transmit pad operation. Check CRC if not appended.
001
Pad transmit frames to 60 bytes, append CRC.
x11
Pad transmit frames to 64 bytes, append CRC.
101
Pad transmit frames to 60 bytes (not VLAN tagged) or 64 bytes (VLAN
tagged), append CRC.
4
0
Disable transmit CRC insertion.
1
Enable transmit CRC insertion. Must be set if bit 5 is set.
3
0
Normal 802.3 frame structure.
1
Enable 4-byte header (ignored by CRC).
2
0
Normal 802.3 frame length restrictions.
1
Enable huge frames (transmit and receive).
1
0
Disable frame length checking.
1
Enable frame length checking (transmit and receive).
0
0
Enable half-duplex.
1
Enable full-duplex.
Network Port B Configuration 3 Register
(NBCF3R)
(Address = 0x0243)
Bit(s)
Value
Description
7
This bit is ignored and will always return zero when read.
6
0
Abort transmit on excessive deferral.
1
Defer to carrier indefinitely.
5
0
Normal transmit operation after back-pressure collision.
1
Enable immediate transmission after back-pressure collision.
4
0
Normal 802.3 back-off operation.
1
Enable immediate retransmit (no back-off).
3:2
These bits are ignored and will always return zeros when read.
1
0
Disable preamble length limit checking.
1
Enable preamble length limit checking (12 bytes or less only).
0
0
Disable preamble checking.
1
Enable preamble checking.
Содержание 6000
Страница 1: ...Rabbit 6000 Microprocessor User s Manual 90001108_J...
Страница 11: ...Rabbit 6000 User s Manual digi com 11 1 3 Block Diagram Figure 1 1 Rabbit 6000 Block Diagram...
Страница 43: ...Rabbit 6000 User s Manual digi com 43 4 1 1 Block Diagram...
Страница 57: ...Rabbit 6000 User s Manual digi com 57 5 1 1 Block Diagram...
Страница 88: ...Rabbit 6000 User s Manual digi com 88 7 2 Block Diagram...
Страница 115: ...Rabbit 6000 User s Manual digi com 115 11 1 1 Block Diagram...
Страница 127: ...Rabbit 6000 User s Manual digi com 127 12 1 1 Block Diagram...
Страница 138: ...Rabbit 6000 User s Manual digi com 138 13 1 1 Block Diagram...
Страница 154: ...Rabbit 6000 User s Manual digi com 154 15 1 1 Block Diagram...
Страница 163: ...Rabbit 6000 User s Manual digi com 163 16 1 1 Block Diagram...
Страница 170: ...Rabbit 6000 User s Manual digi com 170 17 1 1 Block Diagram...
Страница 177: ...Rabbit 6000 User s Manual digi com 177 18 1 1 Block Diagram...
Страница 186: ...Rabbit 6000 User s Manual digi com 186 19 1 1 Block Diagram...
Страница 230: ...Rabbit 6000 User s Manual digi com 230 22 2 Block Diagram...
Страница 234: ...Rabbit 6000 User s Manual digi com 234 Figure 22 3 Sample Slow A D Converter Circuit...
Страница 287: ...Rabbit 6000 User s Manual digi com 287 25 1 1 Block Diagram...
Страница 310: ...Rabbit 6000 User s Manual digi com 310 26 1 1 Block Diagram...
Страница 323: ...Rabbit 6000 User s Manual digi com 323 28 1 1 Block Diagram...
Страница 351: ...Rabbit 6000 User s Manual digi com 351 31 1 4 Block Diagram...
Страница 361: ...Rabbit 6000 User s Manual digi com 361 32 1 1 Block Diagram...
Страница 369: ...Rabbit 6000 User s Manual digi com 369 33 2 Block Diagram...
Страница 390: ...Rabbit 6000 User s Manual digi com 390 35 1 1 Block Diagram...
Страница 408: ...Rabbit 6000 User s Manual digi com 408...
Страница 410: ...Rabbit 6000 User s Manual digi com 410...
Страница 411: ...Rabbit 6000 User s Manual digi com 411...
Страница 420: ...Rabbit 6000 User s Manual digi com 420 Figure 37 1 Memory Read and Write Cycles...