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19
A Comparison among Bluetooth connection, 2.4G
connection and USB connection
This article applies to: mBot, mBot Ranger, Starter, Ultimate, Ultimate 2.0
We know that there are several ways to connect Makeblock robots and mBlock. There is a chart to
show differences among these connection ways.
Connection
types Modules
required
for
PC mBlock
Features with
PC mBlock Advantages Disadvantages Main board
supported
USB cable
connection
USB cable Reset default
program; update
firmware;
upload program;
do
online
program
Only need one
USB cable Short USB
cable makes it
inconvenient
mCore, Auriga,
Orion, MegaPi
2.4G wireless
serial
2.4G module
(included a
2.4G wireless
dongle)
Do online
program only
No interference
when there are
several robots in
2.4G connection cannot work
with Phone App
mCore, Auriga,
MegaPi
Bluetooth
connection
Bluetooth
module
(computer
built-in
Bluetooth
dongle)
Do online
program only
Work with
mobile Apps
like Makeblock
App and
mBlock Some Bluetooth
module may not
be
compatible
with PC built-in
Bluetooth and
connection
stability is not
very good.
mCore, Auriga,
Orion, MegaPi
and the new
bluetooth
module (labeled
with ble_v1_c)
is not working
in this way
Bluetooth
connection
with
makeblock
official dongle Bluetooth
module
and
Makeblock
Bluetooth
dongle
Do online
program;
can
also upload
program to
mCore and
Auriga
Good
connection, get
rid
of USB
cable
Need to buy a
single
Makeblock
Bluetooth
Dongle mCore, Auriga,
Orion, MegaPi