Aplus APR2060DB-K2.1 Benutzerhandbuch - Seite 2

Blättern Sie online oder laden Sie pdf Benutzerhandbuch für Hauptplatine Aplus APR2060DB-K2.1 herunter. Aplus APR2060DB-K2.1 3 Seiten. Demo board

Integrated Circuits Inc

How to do the recording :

1. For MIC recording :

Slide MIC/LINE IN SW to MIC and Slide REC/PLAY to REC → Press & release TACT

SW( M2-M3 ), hear BEEP sound with LED on to start REC through Microphone. Press &

release TACT SW again or memory full with LED off to finish your recording.

2. For Line In recording :

Slide MIC/LINE IN SW to LINE IN and Slide REC/PLAY to REC, connecting 3.5mm

audio cable to PC, cell phone or MP3 player. then start the recording as the above.

How to do the playback :

Slide REC/PLAY SW to PLAY → Press & Release TACT SW ( M2-M3 ) to play voices with

LED on. After finishing playback, LED will be off.

How to do the volume control ( Default at level 4 ) :

M0 : Press the SW every time would increase the volume one level from level 5 to level 8.

M1 : Press the SW every time would decrease the volume one level from level 3 to level 0.

The sample rate can be adjusted by using the VR on the demo board.

Forward rotation would lower the sample rate and backward rotation would raise the sample

rate. We attach their corresponding table of sample rate & seconds & resistance for

reference.

Sample Rate

12KHz

11KHz

10KHz

9KHz

8KHz

7KHz

6KHz

Seconds

42 sec

46 sec

51 sec

56 sec

64 sec

73 sec

85 sec

2/3

aPR2060 K2.1

Resistance

47K

63K

79K

100K

120K

143K

173K

MAR 20 2014