Tuya IoTOS Embedded Bluetooth LE Salty Spoon

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Introduction

In this demo, we will show you how to use the MCU SDK to develop a spoon that can enhance salty flavor and connect this spoon to the Tuya IoT Cloud with the Tuya Smart app.

Features:

• Battery level detection

• Frequency control

Get started

Compile and flash

• Download Tuya IoTOS Embedded Code.

• Run test.uvprojx.

• Click Compile on the software to download the code.

File introduction

├── SYSTEM
│   ├── main.c
│   └── main.h
└── SDK
    ├── mcu_api.c
    ├── mcu_api.h
    ├── protocol.c
    ├── protocol.h
    ├── system.c
    ├── system.h
    └── bluetooth.h

Demo entry

Entry file: main.c

Main function: main()

• Initialize and configure I/Os, USART, and timer of the MCU. All events are polled and determined in while(1).

Data point (DP)

• Process DP data: mcu_dp_value_update()

  Function	unsigned char mcu_dp_value_update(unsigned char dpid,unsigned long value)
  dpid	DP ID
  value	DP data
  Return	SUCCESS: DP data reporting succeeded. ERROR: DP data reporting failed.

Pin configuration

ADC	UASRT1	Frequency
P5.5	P3.3 TXD	P5.4
	P3.2 RXD

Reference

Tuya Project Hub

Technical support

You can get support from Tuya with the following methods:

• Tuya IoT Developer Platform
• Help Center
• Service & Support