DFRobot_GM60

• 中文版

GM60 is a highly integrated QR code scanner with excellent performance and a small size.
It can recognize different formats of bar and QR codes such as QR Code, Data Matrix, PDF417, EAN13, UPC, Code 39, Code 93, Code 128, UCC/EAN 128.

Product Link（https://www.dfrobot.com/product-2485.html)

SEN0486：Gravity: Ring 2D QR Code Scanner

Table of Contents

• Summary
• Installation
• Methods
• Compatibility
• History
• Credits

Summary

Provide an Arduino library to get Humidity and Temperature by reading data from dht20.

Installation

To use this library, first download the library file, paste it into the \Arduino\libraries directory, then open the examples folder and run the demo in the folder.

Methods

  /**
   * @fn DFRobot_GM60
   * @brief Constructor 
   */
  DFRobot_GM60();
  
  /**
   * @fn begin
   * @brief Init chip
   * @return Boolean type, Indicates the initialization result
   * @retval true The setting succeeded
   * @retval false Setting failed
   */
  bool begin();
  
  /**
   * @fn encode
   * @brief Read the data encoding mode
   * @param encode Encoding mode
                   eGBK,  //gbk encoding
                   eUTF8, //utf8 encoding
   * @return Boolean type, the result of seted
   * @retval true The setting succeeded
   * @retval false Setting failed
  */
  bool encode(eEncode_t encode);
  
  /**
   * @fn setupCode
   * @brief Set code config, the value of chip register can be changed by using the module to scan QR code
   * @param on true (Enable setting code)/false (Disable setting code)
   * @param content true (Output the set code content)/false (Not output the set code content)
   * @return Boolean type, the result of seted
   * @retval true The setting succeeded
   * @retval false Setting failed
  */
  bool setupCode(bool on,bool content);
  
  /**
   * @fn setIdentify
   * @brief Set the available types of QR code for recognition
   * @param berCode 
            eForbidAllBarcode, //Forbid all the QR code recognition
            eEnableAllBarcode, // Enable all the QR code recognition
            eEnableDefaultcode, // Enable the default QR code recognition
   * @return Boolean type, the result of seted
   * @retval true The setting succeeded
   * @retval false Setting failed
  */
  bool setIdentify(eBarCode_t berCode);
  
  /**
   * @fn reset
   * @brief Restore to factory settings
   * @return Boolean type, the result of seted
   * @retval true The setting succeeded
   * @retval false Setting failed
  */
  bool reset();
  
   /**
   * @fn detection
   * @brief Detect the data contained in the scanned QR code
   * @return  return the scanned data as a character string
   */
  String detection();

Compatibility

MCU	Work Well	Work Wrong	Untested	Remarks
Arduino Uno	√
FireBeetle-ESP8266	√
FireBeetle-ESP32	√
Arduino MEGA2560	√
Arduino Leonardo	√
Micro:bit	√
FireBeetle-M0	√
Raspberry Pi	√

History

• 2020/07/02 - Version 1.0.0 released.

Credits

Written by fengli([email protected]), 2021.7.2 (Welcome to our website)