參數(shù)資料
型號: XIB-E
廠商: Digi International/Maxstream
文件頁數(shù): 7/64頁
文件大?。?/td> 1858K
描述: BOARD INTERFACE ETHERNET
標準包裝: 1
附件類型: 接口板
適用于相關(guān)產(chǎn)品: XStream 和 Xcite 收音機
XStream"燨EM燫F燤odule?燩roduct燤anual爒5.x00燵2006.02.24]?/DIV>
1.5. Electrical Characteristics
Figure?03. System燘lock燚iagram?/DIV>
Basic爓ireless爈ink燽etween爃osts?/DIV>
 
 
 
 
The data flow sequence is initiated when the first byte of data is received in the DI Buffer of the
transmitting module (XStream Module A). As long as XStream Module A is not already receiving
RF data, data in the DI Buffer is packetized, then transmitted over-the-air to XStream Module B-0
1.5.1. Timing Specifications
Figure?04. Timing燬pecifications?A燼nd?B爎efer爐o燜igure?03.)牋
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Table?04.   AC燙haracteristics?SY爌arameter??,爏ymbols燾orrespond爐o燜igure?03燼nd燜igure?04.)?/DIV>
Symbol
Description
19200 baud rate
(32 byte packet)
19200 timing
(B=number of bytes)
9600 baud rate
(32 byte packet)
9600 timing
(B=number of bytes)
T
TX
 
Latency from the time data is
transmitted until received
54.0 ms
For 0 < B < 64,
T = 41.6 + (0.4 * B) ms
 
For B > 63,
T = 66.8 ms
72.0 ms
For 0 < B < 40,
T = 46.27 + (0.73 * B) ms
 
For B >= 39 bytes,
T = 74.80 ms
TTL
Time that
/PWR pin is
driven low
8.4 ms
For 0 < B < 14,
T = 3.24 + (0.4 * B) ms
 
For B > 13,
T = 8.48 ms
16.8 ms
For 0 < B < 14,
T = 6.50 + (0.8 * B) ms
 
For B > 13,
T = 16.80 ms
TRL
Time that RX LED pin is
driven high
13.6 ms
For 0 < B < 65,
T = 0.79 + (0.408 * B)
 
For B > 64,
T = 26.9 ms
25.6 ms
For 0 < B < 37,
T = 1.63 + (0.794 * B)
 
For B > 36,
T = 30.2 ms
TST
Channel Initialization Time
35.0 ms
35.0 ms
35.0 ms
35.0 ms
 
牋牘?006燤axStream,營nc.燙onfidential燼nd燩roprietary?/DIV>
7?/DIV>
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