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Circuito ... medidor temperatura e umidade ... esp32 + dht22 ... "connection: client mqtt to mosquitto broker ..."

Protoboard ... medidor temperatura e umidade ... esp32 + dht22 ... "connection: client mqtt to mosquitto broker ..."

metal ...

Arduino Braço Robótico

ESP32

Circuito elétrico Arduino MEGA 2560

Raspberry Pi and web control ...

Power failure detection ... pwv4 ...

Autonomous vehicle ... with Arduino ...

MQTT Topology ...

client mosquitto mqtt connecting to server MQTT broker ...

old Data Center ...

very old Data Center ... raspberry pi ... module rele ...

esp32 ... module rele ... contactor ...

Cobra ...