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annotate ringtools/examples/ring.pwt @ 947:1f2459a776d7

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doc/TCH-bit-access: point to gsm-codec-lib release tarball URL
author Mychaela Falconia <falcon@freecalypso.org>
date Tue, 06 Jun 2023 04:37:54 +0000
parents 74331b35b1da
children
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74331b35b1da ringtools/examples/ring.pwt: PWT equivalent of ring.buz
Mychaela Falconia <falcon@freecalypso.org>
parents: 83
diff changeset
1 # The most basic ringtone included in TI's TCS211 delivery was apparently
74331b35b1da ringtools/examples/ring.pwt: PWT equivalent of ring.buz
Mychaela Falconia <falcon@freecalypso.org>
parents: 83
diff changeset
2 # intended to consist of alternating 800 Hz and 900 Hz tones, although
74331b35b1da ringtools/examples/ring.pwt: PWT equivalent of ring.buz
Mychaela Falconia <falcon@freecalypso.org>
parents: 83
diff changeset
3 # the actual output was a continuous 99 Hz tone as a result of interface
74331b35b1da ringtools/examples/ring.pwt: PWT equivalent of ring.buz
Mychaela Falconia <falcon@freecalypso.org>
parents: 83
diff changeset
4 # mismatch between the BZ_Tone() driver function and the tone generation
74331b35b1da ringtools/examples/ring.pwt: PWT equivalent of ring.buz
Mychaela Falconia <falcon@freecalypso.org>
parents: 83
diff changeset
5 # tables.
74331b35b1da ringtools/examples/ring.pwt: PWT equivalent of ring.buz
Mychaela Falconia <falcon@freecalypso.org>
parents: 83
diff changeset
6 #
74331b35b1da ringtools/examples/ring.pwt: PWT equivalent of ring.buz
Mychaela Falconia <falcon@freecalypso.org>
parents: 83
diff changeset
7 # In 2016 we made FC Magnetite emit actual 800 Hz and 900 Hz tones,
74331b35b1da ringtools/examples/ring.pwt: PWT equivalent of ring.buz
Mychaela Falconia <falcon@freecalypso.org>
parents: 83
diff changeset
8 # or rather the closest approximations to these two frequencies that
74331b35b1da ringtools/examples/ring.pwt: PWT equivalent of ring.buz
Mychaela Falconia <falcon@freecalypso.org>
parents: 83
diff changeset
9 # can be produced in BU mode - see ring.buz example. In 2021 we are
74331b35b1da ringtools/examples/ring.pwt: PWT equivalent of ring.buz
Mychaela Falconia <falcon@freecalypso.org>
parents: 83
diff changeset
10 # looking into the possibility of switching from BU mode to PWT mode;
74331b35b1da ringtools/examples/ring.pwt: PWT equivalent of ring.buz
Mychaela Falconia <falcon@freecalypso.org>
parents: 83
diff changeset
11 # the present melody file is a test of how the closest PWT counterpart
74331b35b1da ringtools/examples/ring.pwt: PWT equivalent of ring.buz
Mychaela Falconia <falcon@freecalypso.org>
parents: 83
diff changeset
12 # to 800/900 Hz would sound.
83
b064c2ce43d2 ringtools/examples: a couple of buzzer tone examples
Mychaela Falconia <falcon@freecalypso.org>
parents:
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74331b35b1da ringtools/examples/ring.pwt: PWT equivalent of ring.buz
Mychaela Falconia <falcon@freecalypso.org>
parents: 83
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parents: 83
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74331b35b1da ringtools/examples/ring.pwt: PWT equivalent of ring.buz
Mychaela Falconia <falcon@freecalypso.org>
parents: 83
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74331b35b1da ringtools/examples/ring.pwt: PWT equivalent of ring.buz
Mychaela Falconia <falcon@freecalypso.org>
parents: 83
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74331b35b1da ringtools/examples/ring.pwt: PWT equivalent of ring.buz
Mychaela Falconia <falcon@freecalypso.org>
parents: 83
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74331b35b1da ringtools/examples/ring.pwt: PWT equivalent of ring.buz
Mychaela Falconia <falcon@freecalypso.org>
parents: 83
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74331b35b1da ringtools/examples/ring.pwt: PWT equivalent of ring.buz
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parents: 83
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74331b35b1da ringtools/examples/ring.pwt: PWT equivalent of ring.buz
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parents: 83
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74331b35b1da ringtools/examples/ring.pwt: PWT equivalent of ring.buz
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parents: 83
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parents: 83
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parents: 83
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parents: 83
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parents: 83
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Mychaela Falconia <falcon@freecalypso.org>
parents: 83
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Mychaela Falconia <falcon@freecalypso.org>
parents: 83
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parents: 83
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parents: 83
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parents: 83
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parents: 83
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parents: 83
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