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Product Code: DTMF Break-out Board with 5 BIT output
This compact and highly readable DTMF Module stands out in the league of similar modules available in the grey market.s provide
operates 5 to 9 V DC
ITS equally capable to both CDMA AND GSM handsets
works fine with stereo/MONO
Every single data bit is provided with an on - board led indicator for quick visual confirmation.
the momentary output bit MARKED AS "s" IS ALSO provided with a bright white flash LED
WHEN a valid DTMF tone is received as input the std led flashes and the corresponding 4 bit binary value is latched to the output pins A B C AND D and then a std led GOES low.
the module is capable of providing 16 different outputs if the tones are fade thru a tone generation circuit or thru A PC based software
( the inputs being from 0-9 * # and A B C D )
HOWEVER when operated thru cellular phone device it can provide only 12 diff outputs because of 0-9 keyboard along with * and #
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