Direwolf with rigctl support, bluetooth, and optional wifi AP
Tested using RPI zero2W with IC-7200, IC-7300, and IC-9700
Info from various sources including KM6LYW, F4FXL, KN4MKB
10-16-2024 N5YIZ
-----------------------------------------------------------------------------------------------------------------

sudo apt install socat tmux git gcc g++ make libgpiod-dev cmake libasound2-dev libudev-dev libavahi-client-dev libhamlib-dev


cd ~
git clone https://www.github.com/wb2osz/direwolf
cd direwolf
git checkout dev
mkdir build && cd build
cmake ..
make -j4
sudo make install
make install-conf
cd ~
mv direwolf.conf direwolf.conf.orig


nano direwolf.conf

### begin
MYCALL N5YIZ-4
PERSIST 63
SLOTTIME 12
RETRY 5
DWAIT 0
TXDELAY 30
TXTAIL 10
AGWPORT 8000
KISSPORT 8001
ADEVICE plughw:0,0
#rigctl 3081 for IC-9700
PTT RIG 3081 /dev/ttyUSB0
DCD GPIOD gpiochip0 16
CBEACON delay=0:05 every=10000 dest="morse-15" info="N5YIZ"
FX25TX 1
### end


sudo nano /etc/rc.local

### begin Insert following before "Exit 0" at bottom of file
sleep 5
/usr/bin/rfcomm --raw watch /dev/rfcomm0 1 /usr/bin/socat -d tcp4:127.0.0.1:8001 /dev/rfcomm0
### end


sudo nano /etc/systemd/system/direwolf.service

### begin
[Unit]
Description=Direwolf
After=network.target

[Service]
Type=forking
ExecStart=/usr/bin/tmux new-session -d -s direwolf '/usr/local/bin/direwolf -p -q dh -t 0 -c /home/pi/direwolf.conf'
Restart=always

[Install]
WantedBy=default.target
### end


sudo systemctl enable direwolf.service
sudo systemctl start direwolf.service


sudo bluetoothctl
system-alias 'Direwolf'
scan on
pair xx:xx:xx:xx:xx
trust xx:xx:xx:xx:xx
 


----------------------------------------------------------------------------------------------
The following adds wifi access point support
source:  https://www.diyhobi.com/setup-a-wireless-access-point-on-raspberry-pi-4-os-lite/
----------------------------------------------------------------------------------------------

sudo apt install hostapd dhcpcd dnsmasq iptables

sudo nano /etc/dhcpcd.conf

### begin - add to bottom of file
interface wlan0
static ip_address=10.10.10.1/24
nohook wpa_supplicant
### end



sudo nano /etc/hostapd/hostapd.conf

###begin
interface=wlan0
ssid=Direwolf
wpa_passphrase=direwolf
hw_mode=g
ieee80211n=1
channel=6
wmm_enabled=1
ignore_broadcast_ssid=0
auth_algs=1
wpa=2
wpa_key_mgmt=WPA-PSK
rsn_pairwise=CCMP
### end



sudo nano /etc/default/hostapd

### find, add, and uncomment
DAEMON_CONF="/etc/hostapd/hostapd.conf"
### end


sudo systemctl unmask hostapd
sudo systemctl enable hostapd



sudo nano /etc/sysctl.conf

### uncomment following line
net.ipv4.ip_forward=1
### end


sudo sh -c "echo 1 > /proc/sys/net/ipv4/ip_forward"
sudo mv /etc/dnsmasq.conf /etc/dnsmasq.conf.orig

sudo nano /etc/dnsmasq.conf

### begin
interface=wlan0
dhcp-range=10.10.10.2,10.10.10.50,255.255.255.0,24h
domain=wlan
address=/gw.wlan/10.10.10.1
### end



sudo iptables -t nat -A POSTROUTING -o eth0 -j MASQUERADE
sudo iptables -A FORWARD -i eth0 -o wlan0 -m state --state RELATED,ESTABLISHED -j ACCEPT
sudo iptables -A FORWARD -i wlan0 -o eth0 -j ACCEPT
sudo sh -c "iptables-save > /etc/iptables.ipv4.nat"


sudo nano /etc/rc.local

### place before "exit 0"
iptables-restore < /etc/iptables.ipv4.nat
### end



sudo systemctl enable dnsmasq


sudo nano /etc/systemd/system/multi-user.target.wants/hostapd.service

### add below "ExecStart=" line 
ExecStartPre=/usr/bin/sleep 15
### end


sudo rm /etc/wpa_supplicant/wpa_supplicant.conf
sudo rm /etc/NetworkManager/system-connections/preconfigured.nmconnection

sudo reboot


DIREWOLF MODEL SPECIFIC CONFIG FILES
=====================================

##### Icom IC-7200

MYCALL yourcall-10
PERSIST 63
SLOTTIME 12
RETRY 5
FRACK 5
MAXFRAME 1
PACLEN 64
DWAIT 0
TXDELAY 30
TXTAIL 10
AGWPORT 8000
KISSPORT 8001
MODEM 300 1600:1800 7@30 /4 D
ADEVICE plughw:0,0
PTT RIG 3061 /dev/ttyUSB0
DCD GPIOD gpiochip0 16
CBEACON delay=0:05 every=10000 dest="MORSE-15" info="yourcall"


##### Icom IC-7300

MYCALL yourcall-10
PERSIST 63
SLOTTIME 12
RETRY 5
FRACK 5
MAXFRAME 1
PACLEN 64
DWAIT 0
TXDELAY 30
TXTAIL 10
AGWPORT 8000
KISSPORT 8001
MODEM 300 1600:1800 7@30 /4 D
ADEVICE plughw:0,0
PTT RIG 3073 /dev/ttyUSB0
DCD GPIOD gpiochip0 16
CBEACON delay=0:05 every=10000 dest="MORSE-15" info="yourcall"


###### Icom IC-9700

MYCALL yourcall-10
PERSIST 63
SLOTTIME 12
RETRY 5
DWAIT 0
TXDELAY 30
TXTAIL 10
AGWPORT 8000
KISSPORT 8001
ADEVICE plughw:0,0
PTT RIG 3081 /dev/ttyUSB0
DCD GPIOD gpiochip0 16
CBEACON delay=0:05 every=10000 dest="MORSE-15" info="yourcall"
FX25TX 1


##### CM108 Based Adapters

ADEVICE plughw:0,0
CHANNEL 0
MYCALL yourcall-10
MODEM 1200
PTT CM108 /dev/hidraw0
AGWPORT 8000
KISSPORT 8001
PERSIST 63
SLOTTIME 12
RETRY 5
DWAIT 0
TXDELAY 30
TXTAIL 10
CBEACON delay=0:05 every=10000 dest="MORSE-15" info="yourcall"
FX25TX 1