Mixed Signal PICtail™ Demo Board User’s Guide
DS51523A-page 44
2004 Microchip Technology Inc.
FIGURE F-5:
DTMF Tone 4
(770 Hz, 1209 Hz).
FIGURE F-6:
DTMF Tone 5
(770 Hz, 1336 Hz).
FIGURE F-7:
DTMF Tone 6
(770 Hz, 1477 Hz).
FIGURE F-8:
DTMF Tone 7
(852 Hz, 1209 Hz).
FIGURE F-9:
DTMF Tone 8
(852 Hz, 1336 Hz).
FIGURE F-10:
DTMF Tone 9
(852 Hz, 1477 Hz).
