FreeCalypso > hg > freecalypso-docs

comparison FC-handset-spec @ 81:3e32484f8832

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
FC-handset-spec: typo fix
author Mychaela Falconia <falcon@freecalypso.org>
date Fri, 12 Nov 2021 18:41:41 +0000
parents 468d43c0d8cb
children e279a924f7a3
comparison
equal deleted inserted replaced
80:8ce3bd7c0164 81:3e32484f8832
608 2a) Most historical commercial phones that are based on Calypso and use a 608 2a) Most historical commercial phones that are based on Calypso and use a
609 loudspeaker for ringtone sounding, also contain a special ringtone generator 609 loudspeaker for ringtone sounding, also contain a special ringtone generator
610 chip that drives this speaker when a ringtone is played - in other words, 610 chip that drives this speaker when a ringtone is played - in other words,
611 their loudspeaker ringtones do NOT go through the same voice audio path that 611 their loudspeaker ringtones do NOT go through the same voice audio path that
612 is used for hands-free calls, if the latter feature is offered at all. The 612 is used for hands-free calls, if the latter feature is offered at all. The
613 speciai ringtone generator chip is typically a combined MIDI player and 613 special ringtone generator chip is typically a combined MIDI player and
614 loudspeaker driver. 614 loudspeaker driver.
615 615
616 2b) The much less popular approach is to not implement any extra hardware at all 616 2b) The much less popular approach is to not implement any extra hardware at all
617 that is specifically for ringtone generation, use only the same loudspeaker 617 that is specifically for ringtone generation, use only the same loudspeaker
618 audio path hardware that is already needed for hands-free calls (a simple 618 audio path hardware that is already needed for hands-free calls (a simple