HASH peripheral is ready to start.
HASH peripheral is in HASH processing phase.
HASH peripheral is in HMAC step 1 processing phase (step 1 consists in entering the inner hash function key).
HASH peripheral is in HMAC step 2 processing phase (step 2 consists in entering the message text).
HASH peripheral is in HMAC step 3 processing phase (step 3 consists in entering the outer hash function key).