text: #include <crc/device/indicator.hpp>
  
  namespace crc { namespace device {
    bool indicator::is_on_;
    
    void indicator::init(void) { self::off(); }
    void indicator::on(void) { self::is_on_ = true; }
    void indicator::off(void) { self::is_on_ = false; }
    void indicator::toggle(void) { self::is_on_ = !self::is_on_; }
  }}
  