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AeroComm Corporation 44249AJ Manuale Utente

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5
5
5
5////8/2007
8/2007
8/2007
8/2007    
    15
15
15
15    
    
Table 
Table 
Table 
Table 4
4
4
4    –––– Timing Parameters
 Timing Parameters
 Timing Parameters
 Timing Parameters    
    
    
3.3.3
3.3.3
3.3.3
3.3.3     Maximum Overall System Throughput
Maximum Overall System Throughput
Maximum Overall System Throughput
Maximum Overall System Throughput    
When configured as shown in the table below, an AC4424 transceiver is capable 
capable 
capable 
capable of achieving 
the listed throughput.  However, in the presence of interference or at longer ranges, the 
transceiver may not be able to meet these specified throughputs.    
Table 
Table 
Table 
Table 5
5
5
5    –––– Maximum Overall System Throughputs
 Maximum Overall System Throughputs
 Maximum Overall System Throughputs
 Maximum Overall System Throughputs    
RF Mode
RF Mode
RF Mode
RF Mode    
Interface Ba
Interface Ba
Interface Ba
Interface Baud 
ud 
ud 
ud 
Rate
Rate
Rate
Rate    
Duplex
Duplex
Duplex
Duplex    
Direction
Direction
Direction
Direction    
Throughput 
Throughput 
Throughput 
Throughput 
(bps)
(bps)
(bps)
(bps)    
Acknowledge 115,200 
Half 
One 
way 
80k 
Acknowledge 115,200 
Full 
Both 
ways 
40k 
    
4.
4.
4.
4.     Configuring the AC4424
Configuring the AC4424
Configuring the AC4424
Configuring the AC4424    
4.1
4.1
4.1
4.1    EEPROM P
EEPROM P
EEPROM P
EEPROM P
ARAMETERS
ARAMETERS
ARAMETERS
ARAMETERS
    
A Host can program various parameters that are stored in EEPROM and become active after a 
power-on reset.  Table 6 
Table 6 
Table 6 
Table 6 ---- EEPROM Parameters
 EEPROM Parameters
 EEPROM Parameters
 EEPROM Parameters, gives the locations and descriptions of the 
parameters that can be read or written by a Host.  Factory default values are also shown.  
    
  Do 
Do 
Do 
Do 
not write to any EEPROM addresses other than those listed below.  Do not co
not write to any EEPROM addresses other than those listed below.  Do not co
not write to any EEPROM addresses other than those listed below.  Do not co
not write to any EEPROM addresses other than those listed below.  Do not copy a 
py a 
py a 
py a 
transceiver’s EEPROM data to another transceiver.  Doing so may cause the transceiver to 
transceiver’s EEPROM data to another transceiver.  Doing so may cause the transceiver to 
transceiver’s EEPROM data to another transceiver.  Doing so may cause the transceiver to 
transceiver’s EEPROM data to another transceiver.  Doing so may cause the transceiver to 
malfunction.
malfunction.
malfunction.
malfunction.    
    
    
Parameter
Parameter
Parameter
Parameter    
Typical Time (ms)
Typical Time (ms)
Typical Time (ms)
Typical Time (ms)  
Hop Time 
1 
Hop Period 
8