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raspberry:pi_radio [2016/10/24 23:01] admin [Upgrade] |
raspberry:pi_radio [2016/10/25 02:20] admin [Other Radios] |
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Line 8: | Line 8: | ||
---- | ---- | ||
==== Upgrade ==== | ==== Upgrade ==== | ||
+ | |||
+ | $ sudo raspi-config | ||
+ | |||
$ sudo apt-get update | $ sudo apt-get update | ||
$ sudo apt-get upgrade | $ sudo apt-get upgrade | ||
| | ||
- | $ sudo apt-get install htop, python-pip | + | $ sudo apt-get install htop python-pip |
- | + | ||
- | ---- | + | |
- | ==== Read-Only SD Card ==== | + | |
- | Change the SD card to a read-only mode.\\ | + | |
- | [[http:// | + | |
- | [[https:// | + | |
- | + | ||
- | === Fstab === | + | |
- | in: | + | |
- | $ sudo nano / | + | |
- | change: | + | |
- | / | + | |
- | tmpfs / | + | |
- | + | ||
- | === Disable some Programms === | + | |
- | disable rsyslog and dphys-swapfile: | + | |
- | + | ||
- | $ sudo systemctl disable rsyslog | + | |
- | $ sudo systemctl disable dphys-swapfile | + | |
- | + | ||
- | === Remount === | + | |
- | To remount the partition writabe: | + | |
- | $ sudo mount / -o remount,rw | + | |
---- | ---- | ||
Line 41: | Line 21: | ||
$ sudo mkdir / | $ sudo mkdir / | ||
$ sudo blkid | $ sudo blkid | ||
- | /dev/mmcblk0p3: LABEL=" | + | /dev/sda1: LABEL=" |
$ sudo nano /etc/fstab | $ sudo nano /etc/fstab | ||
edit: | edit: | ||
#USB Stick on /dev/sda1 | #USB Stick on /dev/sda1 | ||
- | UUID=A933-7A00 / | + | UUID=3DE8-04D4 / |
or: | or: | ||
#USB Stick on /dev/sda1 | #USB Stick on /dev/sda1 | ||
- | /des/sda1 / | + | /dev/sda1 / |
$ sudo mount -a | $ sudo mount -a | ||
Line 77: | Line 57: | ||
netmask 255.255.255.0 | netmask 255.255.255.0 | ||
gateway 192.168.0.1 | gateway 192.168.0.1 | ||
- | dns-nameservers | + | dns-nameservers |
| | ||
Save and quit, ctl+o, Return, ctl+x.\\ | Save and quit, ctl+o, Return, ctl+x.\\ | ||
Line 123: | Line 103: | ||
$ make clean | $ make clean | ||
$ make | $ make | ||
- | | + | |
$ sudo ./pi_fm_rds -freq 99.9 -audio sound.wav | $ sudo ./pi_fm_rds -freq 99.9 -audio sound.wav | ||
- | | + | or: |
+ | $ sudo / | ||
+ | |||
+ | ---- | ||
+ | ==== Autostart ==== | ||
+ | |||
+ | $ sudo nano / | ||
+ | insert before "exit 0": | ||
+ | printf " " | ||
+ | printf " | ||
+ | printf " | ||
+ | printf " | ||
+ | printf " | ||
+ | printf " | ||
+ | printf " | ||
+ | printf " | ||
+ | printf " | ||
+ | printf " | ||
+ | printf " | ||
+ | printf " | ||
+ | printf " | ||
+ | printf " " | ||
+ | |||
+ | #start radio | ||
+ | / | ||
+ | |||
+ | |||
+ | ---- | ||
+ | ==== Read-Only SD Card ==== | ||
+ | Change the SD card to a read-only mode.\\ | ||
+ | [[http:// | ||
+ | [[https:// | ||
+ | |||
+ | === Fstab === | ||
+ | in: | ||
+ | $ sudo nano / | ||
+ | change: | ||
+ | / | ||
+ | tmpfs / | ||
+ | |||
+ | === Disable some Programms === | ||
+ | disable rsyslog and dphys-swapfile: | ||
+ | |||
+ | $ sudo systemctl disable rsyslog | ||
+ | $ sudo systemctl disable dphys-swapfile | ||
+ | |||
+ | === Remount === | ||
+ | To remount the partition writabe: | ||
+ | $ sudo mount / -o remount, | ||
+ | |||
+ | ---- | ||
+ | ====GPIO Connections==== | ||
+ | GPIO 04 | ||
+ | GPIO 17 | ||
+ | GPIO 18 | ||
+ | GPIO 22 LED DE | ||
+ | GPIO 23 LED EN | ||
+ | GPIO 27 | ||
+ | |||
+ | [[http:// | ||
+ | < | ||
+ | <img src=http:// | ||
+ | </ | ||
+ | |||
+ | ---- | ||
+ | ==== Other Radios ==== | ||
**PiFM**\\ | **PiFM**\\ | ||
Line 142: | Line 187: | ||
$ sudo ./pifm left_right.wav freq 22050 stereo | $ sudo ./pifm left_right.wav freq 22050 stereo | ||
| | ||
- | ==== for Pi 2,3 ==== | + | **FM Transmitter: |
+ | for Pi 2,3 \\ | ||
make a folder: | make a folder: | ||
Line 165: | Line 211: | ||
---- | ---- | ||
- | ====GPIO Connections==== | ||
- | GPIO 04 | ||
- | GPIO 17 | ||
- | GPIO 18 | ||
- | GPIO 22 LED EN | ||
- | GPIO 23 LED DE | ||
- | GPIO 27 | ||
- | |||
- | [[http:// | ||
- | < | ||
- | <img src=http:// | ||
- | </ | ||
- | |||
- | ---- | ||
- |