This has been taken from Hasin Hayder's Ekushey sample page.

How to write Bangla phonetically?

Take a look below at the character map. It shows you the key map to every character. You just press them and you will see bangla as output. As this is phonetic, You have to write kars after the character. Here are some examples:

= mukhosh
= Ami

remember, phonetic bangla is case sensitive

How to write Conjunctions Phonetically?

Just add a "+" sign between that two character. see the folowwing example
= ras+t+ro
= mos+To
= aor+ko

Phonetic Keymap

Kars and Folas for writing Phonetically