zhou-peter/tuya-iotos-embeded-mcu-demo-wifi-ble-x9cxxx

X9C102，X9C103，X9C104 or X9C503 Digitally Controlled Potentiometer ,by stm32g071

Tuya IoTOS Embedded Wi-Fi & Bluetooth LE Potentiometer

English | 中文

Overview

In this demo, we will show you how to develop with the MCU SDK to enable an X9C104 digital potentiometer to connect to the Tuya IoT Cloud with the Tuya Smart app.

Feature:

• Set resistance

Get started

Compile and flash

• Download Tuya IoTOS Embedded code.

• Run test.uvprojx.

• Click Compile on the software to download the code.

File introduction

├── user
│   ├── main.c
│   ├── MY_ST_config.h
├── CMSIS
│   ├── system_stm32g0xx.c
│   ├── startup_stm32g071xx.s
├── SYSTEM
│   ├── sys.c
│   ├── sys.h
│   ├── RCC.c
│   ├── RCC.h
│   ├── delay.c
│   ├── delay.h
│   ├── USART.c
│   ├── USART.h
│   ├── IO.c
│   ├── IO.h
│   ├── TIM.c
│   ├── TIM.h
└── SYSTEM
    ├── mcu_api.c
    ├── mcu_api.h
    ├── protocol.c
    ├── protocol.h
    ├── system.c
    ├── system.h
    └── wifi.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).

Pin configuration

X9C104	UASRT1	SWITCH
PB11 INC	PC4 TXD	PC13
PB12 U/D	PC5 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