/*
 * Interrupt sources
 */
ENUM [
  SOFT_IRQ0,
  SOFT_IRQ1,
  SOFT_IRQ2,
  I2C,
  UART,
  GPIO,
  SPIM0,
  SPIM1,
  TA_CMP,
  TA_OVF,
  TB_CMP,
  TB_OVF,
  Reset,
  IllegalInstruction,
  ECALL
] SOURCE;