Keil™, An ARM® Company

ULINK®-ME User's Guide

Preliminary

LED Indicator

The ULINK-ME Adapter has one LED that indicates connection status in the following ways:

  • Slow Flashing indicates that ULINK-ME is ready to communicate with the debugger.
  • Fast Flashing indicates that the target board is executing the program under debugger control.
  • ON during debugging indicates that the debugger has halted the target board.
  • ON during download indicates that target download/verification is in progress.

ULINK-ME Adapter LED

ULINK-ME Adapter - LED