5.2 LEDs

The Atmel AVR JTAGICE mkII three LEDs which indicate the status of current debug or programming sessions.

Table 5-1. LEDs
LEDPositionDescription
Target power1GREEN when target board power is ON
JTAGICE mkII power2

RED when the JTAGICE mkII unit is powered. Flashing indicates that the USB hub has not allocated the required power allowance.

Status3

GREEN: Data transfer. Flashing green indicates target running.

ORANGE: Firmware upgrade or initialization.

RED: Idle, not connected.

NONE: Idle, connected.