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Boot Mode Utility

This utility allows configuring the boot mode (CMSIS-DAP or ULINK) of ULINK2.

Starting with the ULINK2 firmware version 2.00, the default boot mode is CMSIS-DAP.

If ULINK2, with firmware 2.00, needs to be operated with MDK-ARM versions prior to 4.70, then ULINK2 needs to be configured to boot up in ULINK mode.

The utility, UL2_Configure.exe, is located in the folder ..\Keil\ARM\ULINK\Utilities.

Run the utility from the command line.

UL2_Configure.exe 〚SN〛{B0|B1}

Where

SN ULINK2 Serial Number, which can be found through the dialog Options for Target - Debug - Settings - Debug. See ULINK USB-JTAG/SW Adapter. Must be specified if more ULINK2 adapters are connected. Otherwise, the Serial Number is optional.
B0 Switch to ULINK boot mode.
B1 Switch to CMSIS-DAP boot mode.

Examples

UL2_Configure B0

Boots the connected ULINK2 in ULINK firmware mode.

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