et-mode - Added support for 300, 1200 and 9600 baud packet operation

overlay/opt/emcomm-tools/conf/template.d/packet/direwolf.300.conf

@@ -1,7 +1,7 @@
 # Author  : Gaston Gonzalez
 # Date    : 31 October 2024
-# Updated : 10 January 2025
-# Purpose : Dire Wolf template for basic packet operation  
+# Updated : 13 January 2025
+# Purpose : Dire Wolf template for 300 baud packet operation  
 
 # Audio settings
 ADEVICE {{ET_AUDIO_DEVICE}}
@@ -11,11 +11,13 @@ CHANNEL 0
 MYCALL {{ET_CALLSIGN}}
 
 # Modem settings
+# Use 7 decoders spaced 30 Hz apart to improve chances of decode on HF.
 MODEM 300 A- 7@30
 PACLEN 60
 FRACK 5
 MAXFRAME 1
-# Settings from The Modern Ham (KN4MKB)
+
+# More modem settings from The Modern Ham (KN4MKB)
 PERSIST 63
 SLOTTIME 12
 RETRY 10
@@ -27,6 +29,7 @@ TXTAIL 30
 # EmComm Tools uses Hamlib's rig control daemon for all radio interfaces.
 PTT RIG 2 localhost:4532
 
-# Enable ports to allow other applications use Dire Wolf as the packet engine
+# Enable ports to allow other applications to use Dire Wolf as the
+# packet engine.
 AGWPORT 8000
 KISSPORT 8001

overlay/opt/emcomm-tools/conf/template.d/packet/direwolf.9600.conf

@@ -0,0 +1,27 @@
+# Author  : Gaston Gonzalez
+# Date    : 12 January 2025
+# Purpose : Dire Wolf template for 9600 baud packet operation  
+
+# Audio settings
+ADEVICE {{ET_AUDIO_DEVICE}}
+ARATE 48000
+CHANNEL 0
+
+# User settings
+MYCALL {{ET_CALLSIGN}}
+
+# Modem settings
+MODEM 9600
+# Use TXDELAY fro UZ7HO: 15 * 10 = 150ms
+TXDELAY 15
+# Use TXTAIL from UZ7HO: 5 * 10 = 50ms
+TXTAIL 5
+
+# For 9600 baud, use RTS to key the PTT. This is the only case
+# where we do not use Hamlib's rigctl in EmComm Tools.
+PTT /dev/et-cat RTS
+
+# Enable ports to allow other applications to use Dire Wolf as the
+# packet engine.
+AGWPORT 8000
+KISSPORT 8001