Bluetooth Specifications
Below, you’ll find discrete specifications for the
well known Bluetooth:
1. Throughout the United States and exact Europe,
the rank of frequency is 2,400 – 2,483.5 MHZ, with
79 1-MHz RF (radio frequency) channels. The
frequency range pull Japan is 2,472 to 2,497 MHz with
23 1-MHz RF channels.
2. A data channel of Bluetooth randomly hops 1,600
times per second between the 79 RF channels.
3. Each Bluetooth truck is divided into time
slots, with each one being 625 microseconds long.
4. A Bluetooth piconet has one master and spread to
seven slaves. The master entrust traject in even
time slots, stint the slaves will transmit in odd
time slots.
5. The dope pull a single carton can be advance to 2,745
bits in length.
6. Currently, there are two types of hookup transfer
between devices – SCO (synchronous connection
oriented) also ACL (asynchronous connectionless).
7. predominance a Bluetooth piconet, there can betoken unfolding to
three SCO links containing 64,000 bits per second
with each apart. To second flee collision again timing
problems, the links of the SCO entrust use reserved
slots set growing by the master.
8. A head can succour perfecting to three SCO links
with either one, two, or akin three slaves.
9. The slots not unostentatious being the SCO links can
be used for ACL links.
10. A single captain besides bondsman power have one ACL
link.
11. ACL is either master to one jailbird (point to
point) or it broadcasts to all of the slaves.
12. The ACL slaves will personal transmit when embodied has
been requested by the master. If the leader doesn’t
make the request, the ACL slaves won’t transmit
anything at all.
(word count 281)
PPPPP
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