Third USB
device connects
to second USB
device, and so on
device connects
to second USB
device, and so on
Second USB
device connects
to first USB
device
device connects
to first USB
device
First USB
device connects
to USB port
on computer
device connects
to USB port
on computer
Single USB port can
be used to attach
multiple peripherals
in a daisy chain
be used to attach
multiple peripherals
in a daisy chain
PCs typically have
four to eight USB ports
on front or back of
the system unit
four to eight USB ports
on front or back of
the system unit
Ports and Connectors
What
are USB ports?
p. 206
Next
USB (universal serial bus) port can connect
up to 127 different peripherals together
with a single connector type
up to 127 different peripherals together
with a single connector type