Motorola VC5090 Product Reference Manual page 171

is not a merge but rather a replacement operation. Typically, the operating system is not running when partitions
are update, so IPL can perform partition updates.
Partition images for selected partitions can be created by TCM. All partition images suitable for use by IPL are in
hex file format for transfer by TCM from the development computer to the vehicle computer.
Upgrade requirements:
• The hex files to be downloaded (on development computer)
• A connection from the host computer and the vehicle computer (either serial or wireless)
• TCM (on development computer) to download the files.
Once these requirements are satisfied, the vehicle computer can be upgraded by invoking IPL and navigating the
menus. See Sending the Hex Image on page 7-11
computer.
Application Development and Deployment
for procedures on downloading a hex file to the vehicle
7 - 5