From 1a98ec4547d69a09a18c2e41cfcf65d0d1f81f58 Mon Sep 17 00:00:00 2001
From: MCUdude <hansibull@gmail.com>
Date: Thu, 1 Aug 2024 19:05:39 +0200
Subject: [PATCH 1/3] Add CH342 serial adapter

---
 src/avrdude.conf.in | 14 ++++++++++++++
 1 file changed, 14 insertions(+)

diff --git a/src/avrdude.conf.in b/src/avrdude.conf.in
index 4c5cc4fc..4f79eb6d 100644
--- a/src/avrdude.conf.in
+++ b/src/avrdude.conf.in
@@ -3360,6 +3360,20 @@ serialadapter # ch340
     usbpid                 = 0x7523;
 ;
 
+#------------------------------------------------------------
+# ch342
+#------------------------------------------------------------
+
+# Dual serial port chip
+# https://www.wch-ic.com/products/CH342.html
+
+serialadapter # ch342
+    id                     = "ch342";
+    desc                   = "WCH CH342 USB to serial adapter";
+    usbvid                 = 0x1a86;
+    usbpid                 = 0x55d2;
+;
+
 #------------------------------------------------------------
 # ch343
 #------------------------------------------------------------

From 850a19a4902cc24b435e0c178f80838bf2dc74ca Mon Sep 17 00:00:00 2001
From: MCUdude <hansibull@gmail.com>
Date: Thu, 1 Aug 2024 19:34:13 +0200
Subject: [PATCH 2/3] Add more WCH SUB to serial chips USB PIDs found here:
 https://github.com/WCHSoftGroup/ch343ser_linux/blob/main/driver/ch343.c

---
 src/avrdude.conf.in | 42 ++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 42 insertions(+)

diff --git a/src/avrdude.conf.in b/src/avrdude.conf.in
index 4f79eb6d..d34f2fd7 100644
--- a/src/avrdude.conf.in
+++ b/src/avrdude.conf.in
@@ -3387,6 +3387,34 @@ serialadapter # ch343
     usbpid                 = 0x55d3;
 ;
 
+#------------------------------------------------------------
+# ch344
+#------------------------------------------------------------
+
+# Quad serial port chip
+# https://www.wch-ic.com/products/CH344.html
+
+serialadapter # ch344
+    id                     = "ch344";
+    desc                   = "WCH CH344 USB to serial adapter";
+    usbvid                 = 0x1a86;
+    usbpid                 = 0x55d5;
+;
+
+#------------------------------------------------------------
+# ch347
+#------------------------------------------------------------
+
+# Multipurpose interface chip
+# https://www.wch-ic.com/products/CH347.html
+
+serialadapter # ch344
+    id                     = "ch347";
+    desc                   = "WCH CH344 USB to serial adapter";
+    usbvid                 = 0x1a86;
+    usbpid                 = 0x55da, 0x55db, 0x55dd, 0x55de;
+;
+
 #------------------------------------------------------------
 # ch9102
 #------------------------------------------------------------
@@ -3398,6 +3426,20 @@ serialadapter # ch9102
     usbpid                 = 0x55d4;
 ;
 
+#------------------------------------------------------------
+# ch9103
+#------------------------------------------------------------
+
+# Dual serial port chip
+# https://www.wch-ic.com/products/CH9103.html
+
+serialadapter # ch9103
+    id                     = "ch9103";
+    desc                   = "WCH CH9103 USB to serial adapter";
+    usbvid                 = 0x1a86;
+    usbpid                 = 0x55d7;
+;
+
 #------------------------------------------------------------
 # cp210x
 #------------------------------------------------------------

From 08f5d260a3bfacbf3f97c6cb4892e81922ca0368 Mon Sep 17 00:00:00 2001
From: MCUdude <hansibull@gmail.com>
Date: Thu, 1 Aug 2024 19:39:47 +0200
Subject: [PATCH 3/3] Fix typo

---
 src/avrdude.conf.in | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/avrdude.conf.in b/src/avrdude.conf.in
index d34f2fd7..d3161832 100644
--- a/src/avrdude.conf.in
+++ b/src/avrdude.conf.in
@@ -3408,9 +3408,9 @@ serialadapter # ch344
 # Multipurpose interface chip
 # https://www.wch-ic.com/products/CH347.html
 
-serialadapter # ch344
+serialadapter # ch347
     id                     = "ch347";
-    desc                   = "WCH CH344 USB to serial adapter";
+    desc                   = "WCH CH347 USB to serial adapter";
     usbvid                 = 0x1a86;
     usbpid                 = 0x55da, 0x55db, 0x55dd, 0x55de;
 ;