MQTelemetryTransport(MQTT)isalightweightmessagingprotocolforsmartdevicesthatcanbeusedtobuildexciting,highlyscalableInternetofThings(IoT)projects.ThisbookwillgetyoustartedwithaquickintroductiontotheconceptsofIoTandMQTTandexplainhowthelattercanhelpyoubuildyourowninternet-connectedprototypes.Asyouadvance,you’llgaininsightsintohowmicrocontrollerscommunicate,andyou'llgettogripswiththedifferentmessagingprotocolsandtechniquesinvolved.Onceyouarewell-versedwiththeessentialconcepts,you’llbeabletoputwhatyou’velearnedintopracticebybuildingthreeprojectsfromscratch,includinganautomaticpetfooddispenserandasmarte-inkto-dodisplay.You’llalsodiscoverhowtopresentyourownprototypesprofessionally.Inadditiontothis,you'lllearnhowtousetechnologiesfromthird-partywebserviceproviders,alongwithotherrapidprototypingtechnologies,suchaslasercutting,3Dprinting,andPCBproduction.Bytheendofthisbook,you’llhavegainedhands-onexperienceinusingMQTTtobuildyourownIoTprototypes.