MPLAB® Snap LEDs
TheMPLAB® Snap In-Circuit Debugger/Programmer has two fixed color LEDs. The Active LED is green and the Status LED is yellow. The expected start-up LED sequence for the MPLAB Snap debugger is:
Green - steady on; Yellow - off. The debugger is ready.
The LEDs have the following significance.
Table 1: Normal Modes LED Descriptions
| LED | Color | Description |
|---|---|---|
| Active, on | Green | Power is connected; debugger in standby. |
| Status, on (or pulsing activity) | Yellow | Debugger is busy; activity during an operation. |
The following table provides LED descriptions for errors.
Table 2: Error LED Descriptions
| Errors | Description |
|---|---|
| Status, on 3 seconds | Bootloader problem accessing he serial EEPROM. |
| Status, on 10 seconds | API commands cannot be processed by the Bootloader. |
| Active and Status, fast blink (alternating) | A runtime exception occurred in the tool firmware. |
| Active and Status, fast blink (in tandem) | A runtime exception occurred in the Bootloader. |
