UART Serial Port-MQTT gateway connects any device to the Internet via UART. Everything that your device sends to the UART, the gateway forwards to the Internet server with MQTT Protocol. Likewise, everything that is sent to the gateway, gateway forwards to the UART. You can use with arduino or any device support UART TTL. Use smartphone as a IoT gateway

Support single and multi connection:
- One or many Uart port can connect with one or many server point.(as a bridge)
- Can add one or many bridges
- Can run with one and more USB Serial Port at same time
- Can connect with one and more MQTT Broker Address at same time

Activation publish conditions are available for SerialPort:
- None: Send as raw data
- On Character:"Split on" character is used to split the input into separate messages. It can also be added to every message sent out to the serial port.
- After timeout: Timeout starts from arrival of first character.
- After silence: Timeout is restarted upon arrival of any character
- Frame start/stop: Send after received a frame
- Json object: Send after received a json object success. Include modify topic, qos, and retain for MQTT by include in Object
- String regex: Send if regex expression matched


Security connection with username/pasword and TLS, Certificate

Future features(Todo) :
- AWS, Azure, Google, IBM Internet of Things Platform connect support direct
- Add bluetooth