發送短信

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  ______   __   __  __    __    ______    _  _   
 /_   _//  \ \\/ // \ \\ / //  /_   _//  | \| || 
   | ||     \ ` //   \ \/ //    -| ||-   |  ' || 
  _| ||      | ||     \  //     _| ||_   | .  || 
 /__//       |_||      \//     /_____//  |_|\_|| 
 `--`        `-`'       `      `-----`   `-` -`

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發送短信 : A crystal-less temperature-independent reconfigurable transmitter targeted for high-temperature wireless acoustic telemetry applications