dra818_radio
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dra818_radio [2017/09/12 17:05] – [Configuration for DireWolf souncard modem] admin | dra818_radio [2017/09/12 17:35] – [WAV audio test] admin | ||
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# Set Microphone levels, mute loopback | # Set Microphone levels, mute loopback | ||
amixer -c1 sset Mic playback 0% cap mute | amixer -c1 sset Mic playback 0% cap mute | ||
- | amixer -c1 sset Mic capture | + | amixer -c1 sset Mic capture |
# Set Headphone level | # Set Headphone level | ||
Line 91: | Line 91: | ||
TXDELAY 20 | TXDELAY 20 | ||
PTT GPIO -4 #RPI GPIO 4 | PTT GPIO -4 #RPI GPIO 4 | ||
+ | </ | ||
+ | |||
+ | ====WAV audio test==== | ||
+ | Configure the radio with pre/ | ||
+ | |||
+ | * Text-to-speech example:< | ||
+ | # Set pin 4 as output | ||
+ | raspi-gpio set 4 op | ||
+ | |||
+ | # Transmit | ||
+ | raspi-gpio set 4 dl | ||
+ | |||
+ | echo "< | ||
+ | |||
+ | / | ||
+ | |||
+ | # Receive | ||
+ | raspi-gpio set 4 dh | ||
+ | |||
</ | </ |
dra818_radio.txt · Last modified: 2021/10/09 15:14 by 127.0.0.1