almost got the PTT working

This commit is contained in:
PiFestim 2022-07-20 19:03:17 +01:00
parent a367c27c92
commit dbf1900f56
4 changed files with 59 additions and 9 deletions

2
kill.sh Executable file
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@ -0,0 +1,2 @@
#!/bin/bash
killall ssh.sh

54
main.py
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@ -3,6 +3,7 @@ import pigpio
import time
import datetime
import asyncio
import os
PTT_IS_ON = 0
@ -11,20 +12,63 @@ pi = pigpio.pi()
# button pin
pi.set_mode(10, pigpio.INPUT)
async def run_command(*args):
"""Run command in subprocess.
Example from:
http://asyncio.readthedocs.io/en/latest/subprocess.html
"""
# Create subprocess
process = await asyncio.create_subprocess_exec(
*args, stdout=asyncio.subprocess.PIPE, stderr=asyncio.subprocess.PIPE
)
# Status
print("Started: %s, pid=%s" % (args, process.pid), flush=True)
# Wait for the subprocess to finish
stdout, stderr = asyncio.get_event_loop().create_task(process.communicate())
# Progress
if process.returncode == 0:
print(
"Done: %s, pid=%s, result: %s"
% (args, process.pid, stdout.decode().strip()),
flush=True,
)
else:
print(
"Failed: %s, pid=%s, result: %s"
% (args, process.pid, stderr.decode().strip()),
flush=True,
)
# Result
result = stdout.decode().strip()
asyncio.sleep(5)
# Return stdout
return result
async def button_press(gpio:int, level) -> bool:
global PTT_IS_ON
while True:
print("a")
if(pi.read(gpio)!=0):
PTT_IS_ON = 1
if(pi.read(gpio)==0):
PTT_IS_ON = 0
asyncio.sleep(.5)
await asyncio.sleep(.5)
async def ptt():
async def main():
asyncio.create_task(button_press(10, pigpio.EITHER_EDGE))
global PTT_IS_ON
while True:
if PTT_IS_ON == 1:
print("HEEEEEE")
while PTT_IS_ON == 1:
await run_command("./ssb.sh")
else:
await run_command("./kill.sh")
await asyncio.sleep(.5)
if __name__ == "__main__":
asyncio.run(ptt())
asyncio.run(main())

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@ -3,7 +3,7 @@
# Pin logic
#selecting pin
GPIO=26
GPIO=19
# "Prepare" it, whatever that means, I just copied it from SO
if [ ! -d /sys/class/gpio/gpio${GPIO} ]; then
@ -17,15 +17,15 @@ echo "in" > /sys/class/gpio/gpio"${GPIO}"/direction
#(while true; do cat sampleaudio.wav; done)
while true; do
if [ 1 == "$(</sys/class/gpio/gpio"${GPIO}"/value)" ]; then
if 1 == "$(</sys/class/gpio/gpio"${GPIO}"/value)" ]; then
arecord -q -f cd -r 44100 -c2 -D hw:0,7 -t raw | csdr convert_i16_f \ | csdr fir_interpolate_cc 2 | csdr dsb_fc \ | csdr bandpass_fir_fft_cc 0.002 0.06 0.01 | csdr fastagc_ff \ | sudo sendiq -i /dev/stdin -s 96000 -f "$1" -t float
# REMOVE THIS
echo "Not pressed"
else
echo "Not pressed"
# do arecord -l or arecord -L to find your audio card and change hw:0,7 to the corresponding value
arecord -q -f cd -r 44100 -c2 -D hw:0,7 -t raw | csdr convert_i16_f \ | csdr fir_interpolate_cc 2 | csdr dsb_fc \ | csdr bandpass_fir_fft_cc 0.002 0.06 0.01 | csdr fastagc_ff \ | sudo ./sendiq -i /dev/stdin -s 96000 -f "$1" -t float
# maybe i just need to extract this command and put it in a subprocess... 🤔
fi

4
ssb.sh Executable file
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@ -0,0 +1,4 @@
#!/bin/bash
counter=1
arecord -q -c1 -d 100 -t wav | csdr convert_i16_f \ | csdr fir_interpolate_cc 2 | csdr dsb_fc \ | csdr bandpass_fir_fft_cc 0.002 0.06 0.01 | csdr fastagc_ff \ | sudo sendiq -i /dev/stdin -s 96000 -f 430000000 -t float e6 -l