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VOXL 2 LEDs

Table of contents

  1. Summary
  2. D1 - Power Good LED (Green)
  3. DS1 - EFuse Status LED (RBG)
  4. DS2 - User Controllable RGB LED
  5. DS4 - PM8150L RGB LED Driver

Summary

m0054-leds

D1 - Power Good LED (Green)

StateDescription
Greenindicates 3P3 VREG and (emulated) VBAT are good (using AND logic)
Offindicates either 3P3 VREG or emulated VBAT are not good

Green

DS1 - EFuse Status LED (RBG)

StateDescription
GreenPower is good AND no faults
RedFault condition present (Over/Under Voltage, Thermal)
OffNo power to board

NOTE: The blue channel is exposed via TP3 (which is the test point nearest to DS1, encircled in the graphic above).

DS2 - User Controllable RGB LED

All 3 colors of the DS2 LED are active high ON.

StateDescription
RedGPIO_82 set high, 2.1Vf @5mA
GreenGPIO_83 set high, 3.1Vf @5mA
BlueGPIO_84 set high, 3.0Vf @5mA
OffGPIO_82, GPIO_83 and GPIO_84 set low

DS4 - PM8150L RGB LED Driver

Future use. The PM8150L can drive this RGB LED.



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