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Description: ITU Q.920&Q.921标准，可以做为ISDN链路层的通信协议标准。
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Size: 1132670 |
Author: 王振华 |
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Description: Q.921协议
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Size: 1798656 |
Author: netbrdg@sohu.com |
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Description: ITU Q.920&Q.921标准，可以做为ISDN链路层的通信协议标准。-ITU Q.920
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Size: 1132544 |
Author: Nick |
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Description: Q.931/Q.921 source code compiles
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Size: 94208 |
Author: bkw |
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Description: 高级链路层协议的实现，vhdl，fpga-- 8 bit parallel backend interface
- use external RX and TX clocks
- Start and end of frame pattern generation
- Start and end of frame pattern checking
- Idle pattern generation and detection (all ones)
- Idle pattern is assumed only after the end of a frame which is signaled by an abort signal
- Zero insertion
- Abort pattern generation and checking
- Address insertion and detection by software
- CRC generation and checking (Optional, external, since CRC-16 or CRC-32 can be used)
- FIFO buffers and synchronization (External)
- Byte aligned data (if data is not aligned to 8-bits extra random bits are inserted)
- Q.921, LAPB and LAPD compliant.
- For complete specifications refer to spec document
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Size: 188416 |
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Description: ISDN Q.921 &Q.931 PRI source code
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Size: 96256 |
Author: 韦忠升 |
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Description: ISDN pri源码，Q.931 Q.921。,ISDN pri source, Q.931 Q.921.
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Size: 875520 |
Author: you |
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