diff --git a/README.md b/README.md
index a4a0a86..a2d5de7 100644
--- a/README.md
+++ b/README.md
@@ -1448,6 +1448,7 @@ This sketch demonstrates the use of the Catena FSM class to implement the `Turns
 
 - HEAD includes the following changes
 
+  - fix [#342](https://github.com/mcci-catena/Catena-Arduino-Platform/issues/342): add support to Catena4610 version-2 (v0.22.0-pre5).
   - fix [#319](https://github.com/mcci-catena/Catena-Arduino-Platform/issues/319): accomodate missing two-arg `UsbSerial::begin()` (v0.21.3-pre1).
   - fix [#321](https://github.com/mcci-catena/Catena-Arduino-Platform/issues/321): add 24-bit float encoding support (v0.22.0-pre1).
 
diff --git a/library.properties b/library.properties
index 41be3ee..506045f 100644
--- a/library.properties
+++ b/library.properties
@@ -9,4 +9,4 @@ architectures=samd,stm32
 url=https://github.com/mcci-catena/Catena-Arduino-Platform
 dot_a_linkage=true
 includes=Catena.h
-depends=MCCI LoRaWAN LMIC library,MCCI Arduino LoRaWAN Library,MCCI Arduino Development Kit ADK,MCCI FRAM I2C
+depends=MCCI LoRaWAN LMIC library,MCCI Arduino LoRaWAN Library,MCCI Arduino Development Kit ADK,MCCI FRAM I2C,MCCI LTR 329ALS
diff --git a/src/CatenaBase.h b/src/CatenaBase.h
index d53120a..1415b69 100644
--- a/src/CatenaBase.h
+++ b/src/CatenaBase.h
@@ -57,7 +57,7 @@ Copyright notice:
         (((major) << 24u) | ((minor) << 16u) | ((patch) << 8u) | (local))
 
 #define CATENA_ARDUINO_PLATFORM_VERSION \
-        CATENA_ARDUINO_PLATFORM_VERSION_CALC(0, 22, 0, 4) /* v0.22.0-pre4 */
+        CATENA_ARDUINO_PLATFORM_VERSION_CALC(0, 22, 0, 5) /* v0.22.0-pre5 */
 
 #define CATENA_ARDUINO_PLATFORM_VERSION_GET_MAJOR(v)    \
         (((v) >> 24u) & 0xFFu)
@@ -210,6 +210,8 @@ class CatenaBase
                 fHasSHT3x = 1 << 20,
                 //platform has I2C Level Shifter
                 fHasI2cLevelShifter = 1 << 21,
+                //platform has LTR329 Lux sensor
+                fHasLuxLtr329 = 1 << 22,
 
                 // special wiring variants all are offsets from M100...
                 // we support up to 127 variants, becuase we have 7
diff --git a/src/Catena_Guids.h b/src/Catena_Guids.h
index 30f6d1a..1f5eae9 100644
--- a/src/Catena_Guids.h
+++ b/src/Catena_Guids.h
@@ -173,6 +173,10 @@ Copyright notice:
 #define GUID_HW_CATENA_4610_M104(f)		\
 	MCCIADK_GUID_GEN_INIT(f,  0xbfed4740, 0xa58a, 0x4ef6, 0x93, 0x3a, 0x09, 0xcb, 0x22, 0xe9, 0x3d, 0x00)
 
+// {5a600501-c3cd-4c3f-bdcc-cd6502abe95a}
+#define GUID_HW_CATENA_4610_V2_BASE(f)		\
+	MCCIADK_GUID_GEN_INIT(f,  0x5a600501, 0xc3cd, 0x4c3f, 0xbd, 0xcc, 0xcd, 0x65, 0x02, 0xab, 0xe9, 0x5a)
+
 // {9bb29dca-0685-4837-8182-3dfa309d279f}
 #define GUID_HW_CATENA_4611_BASE(f)		\
 	MCCIADK_GUID_GEN_INIT(f,  0x9bb29dca, 0x0685, 0x4837, 0x81, 0x82, 0x3d, 0xfa, 0x30, 0x9d, 0x27, 0x9f)
diff --git a/src/Catena_Platforms.h b/src/Catena_Platforms.h
index b641f61..19eda00 100644
--- a/src/Catena_Platforms.h
+++ b/src/Catena_Platforms.h
@@ -61,6 +61,7 @@ extern const CATENA_PLATFORM	gkPlatformCatena4610_m101;
 extern const CATENA_PLATFORM	gkPlatformCatena4610_m102;
 extern const CATENA_PLATFORM	gkPlatformCatena4610_m103;
 extern const CATENA_PLATFORM	gkPlatformCatena4610_m104;
+extern const CATENA_PLATFORM	gkPlatformCatena4610_v2;
 extern const CATENA_PLATFORM	gkPlatformCatena4611;
 extern const CATENA_PLATFORM	gkPlatformCatena4611_m101;
 extern const CATENA_PLATFORM	gkPlatformCatena4611_m102;
diff --git a/src/lib/stm32/catena461x/Catena4610_getPlatformTable.cpp b/src/lib/stm32/catena461x/Catena4610_getPlatformTable.cpp
index dbaf7ba..6f3ef88 100644
--- a/src/lib/stm32/catena461x/Catena4610_getPlatformTable.cpp
+++ b/src/lib/stm32/catena461x/Catena4610_getPlatformTable.cpp
@@ -114,9 +114,23 @@ const CATENA_PLATFORM gkPlatformCatena4610_m104 =
 		CatenaBase::fM104
 	};
 
+const CATENA_PLATFORM gkPlatformCatena4610_v2 =
+	{
+	Guid: GUID_HW_CATENA_4610_V2_BASE(WIRE),
+	pParent: &gkPlatformCatena4610,
+	PlatformFlags:
+		CatenaBase::fHasLoRa |
+		CatenaBase::fHasTtnNycLoRa |
+		CatenaBase::fHasSHT3x |
+		CatenaBase::fHasLuxLtr329 |
+		CatenaBase::fHasFRAM |
+		CatenaBase::fHasFlash
+	};
+
 const CATENA_PLATFORM (* const Catena4610::vPlatforms[]) =
 	{
 	// entry 0 is the default
+	&gkPlatformCatena4610_v2,
 	&gkPlatformCatena4610,
 	&gkPlatformCatena4610_m101,
 	&gkPlatformCatena4610_m102,