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Product Lifecycle

Each Keil product has a Technical Support Lifecycle that begins when the product is launched and ends when the product receives few support questions for a period of time. By the time product support ends, most customers are already using newer, updated product versions.

Obsolete Products

  • C166 Version 1, 2, 3, 4, 5, 6
  • C251 Version 1, 2, 3
  • C51 Version 1, 2, 3, 4, 5, 6, 7
  • PK-ARM All Versions
  • DB-ARM All Versions
  • dScope All Versions
  • RTX51 All Versions
  • MCB167
  • MCB251 Rev 1, 2
  • MCB517
  • MCB520
  • ProROM
  • RL-ARM - replaced by MDK-Professional
  • ULINK Rev 1
  • µVision Version 1, 2, 3

Keil will continue to make self-service support options available for all legacy products.

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