However, the GSM block seems dose not work all the time (The led on EB066 never flash, but I acturally can hear a sound from the head set, which like 'mi fa so' musical notes). That is the problem I met.
![Crying or Very sad :cry:](./images/smilies/icon_cry.gif)
what should I do, please help me. next week is the due of my midterm report of FYP, with many thanks.