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annotate audio-tones/keybeep @ 165:7a4e8d23ab3a

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eeproms/icestick: programming for Lattice Icestick
author Mychaela Falconia <falcon@freecalypso.org>
date Sun, 30 Jul 2023 18:10:51 +0000
parents 9336a48746d9
children
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164
9336a48746d9 audio-tones: experimental tools and findings
Mychaela Falconia <falcon@freecalypso.org>
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1 #!/bin/sh
9336a48746d9 audio-tones: experimental tools and findings
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2
9336a48746d9 audio-tones: experimental tools and findings
Mychaela Falconia <falcon@freecalypso.org>
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3 # generate a plain keybeep, amplitude set on the command line
9336a48746d9 audio-tones: experimental tools and findings
Mychaela Falconia <falcon@freecalypso.org>
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4
9336a48746d9 audio-tones: experimental tools and findings
Mychaela Falconia <falcon@freecalypso.org>
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5 if [ $# != 1 ]
9336a48746d9 audio-tones: experimental tools and findings
Mychaela Falconia <falcon@freecalypso.org>
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6 then
9336a48746d9 audio-tones: experimental tools and findings
Mychaela Falconia <falcon@freecalypso.org>
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7 echo "usage: $0 ampl" 1>&2
9336a48746d9 audio-tones: experimental tools and findings
Mychaela Falconia <falcon@freecalypso.org>
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8 exit 1
9336a48746d9 audio-tones: experimental tools and findings
Mychaela Falconia <falcon@freecalypso.org>
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9 fi
9336a48746d9 audio-tones: experimental tools and findings
Mychaela Falconia <falcon@freecalypso.org>
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10
9336a48746d9 audio-tones: experimental tools and findings
Mychaela Falconia <falcon@freecalypso.org>
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11 exec fc-shell "at@tone=0,120,697,$1,0,120,697,$1,0,120,0,0,120,120,120,1"