Module rustkey::led

led module controls the LED on the TKey.

Constants

• LED_BLUE
• LED_CYAN
• LED_GREEN
• LED_OFF
• LED_PURPLE
• LED_RED
• LED_WHITE
• LED_YELLOW
• TK1_LED
  TK1_LED is the address for controlling the LED.
• TK1_LED_BIT_BLUE
  TK1_LED_BIT_BLUE is the bit (index) that controls the blue led.
• TK1_LED_BIT_GREEN
  TK1_LED_BIT_GREEN is the bit (index) that controls the green led.
• TK1_LED_BIT_RED
  TK1_LED_BIT_RED is the bit (index) that controls the red led.

Functions

• change
  change sets the LED to a new color and returns the previous color.
• get
  get gets the current LED value.
• set
  set sets the LED value.
• signal
  signal performs count flashes uniformly between two LED-colors: color1 and color2. Afterwards, the previous LED color is restored. Blinking the LED with alternating colors, is a simple but effective way to signal a user that is physically near the TKey device.