API Summary

Status register manipulation functions
__disable_interrupt Disable interrupts and return previous enable state
__enable_interrupt Enable interrupts and return previous enable state
__restore_interrupt Restore interrupt enable flag state
__save_interrupt Save interrupt enable flag state
Data manipulation
__swap_bytes Swap bytes within a word
__swap_nibbles Swap nibbles within a byte
Miscellaneous functions
__delay_cycles Delay execution for a number of cycles
__insert_opcode Insert an instruction into code
__no_operation Insert a NOP instruction into code