f3 0.4.0

Board Support Crate for the STM32F3DISCOVERY
MEMORY
{
  CCRAM : ORIGIN = 0x10000000, LENGTH = 8K
  FLASH : ORIGIN = 0x08000000, LENGTH = 256K
  RAM : ORIGIN = 0x20000000, LENGTH = 40K
}

_stack_start = ORIGIN(CCRAM) + LENGTH(CCRAM);