diff --git a/.gitmodules b/.gitmodules
index a79bb1a..52e3854 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -19,3 +19,9 @@
 [submodule "proto"]
 	path = proto
 	url = git@git.lan:oliver/cls-proto.git
+[submodule "lib/TinyFrame"]
+	path = lib/TinyFrame
+	url = https://github.com/MightyPork/TinyFrame.git
+[submodule "Application/MLZR_Comm"]
+	path = Application/MLZR_Comm
+	url = git@git.lan:ODDIY/MLZR_Comm.git
diff --git a/Application/CMakeLists.txt b/Application/CMakeLists.txt
index e956b22..16a2cae 100644
--- a/Application/CMakeLists.txt
+++ b/Application/CMakeLists.txt
@@ -3,4 +3,5 @@ add_subdirectory(CLS)
 add_subdirectory(CLS_BSP)
 add_subdirectory(BSP)
 add_subdirectory(ram_loader)
+add_subdirectory(MLZR_Comm)
 add_subdirectory(Vehicle)
\ No newline at end of file
diff --git a/Application/MLZR_Comm b/Application/MLZR_Comm
new file mode 160000
index 0000000..48a98f4
--- /dev/null
+++ b/Application/MLZR_Comm
@@ -0,0 +1 @@
+Subproject commit 48a98f4c82bf0e90d0fa4e02d6f587db58bbad26
diff --git a/CMakeLists.txt b/CMakeLists.txt
index 1d45705..d66f74f 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -143,7 +143,7 @@ target_sources(${CMAKE_PROJECT_NAME} PUBLIC ${sources_SRCS})
 
 target_link_libraries(${CMAKE_PROJECT_NAME} PUBLIC Tasks CLS CLS_BSP BSP EE24 INA219 ulog ram_loader Vehicle)
 #target_link_libraries(${CMAKE_PROJECT_NAME} PUBLIC PROTOS)
-target_link_libraries(${CMAKE_PROJECT_NAME} PUBLIC uart_driver)
+target_link_libraries(${CMAKE_PROJECT_NAME} PUBLIC mlzr_comm TinyFrame uart_driver)
 #target_link_libraries(${CMAKE_PROJECT_NAME} PUBLIC lwrb)
 
 target_compile_options(${CMAKE_PROJECT_NAME} PRIVATE 
diff --git a/Core/Src/freertos.c b/Core/Src/freertos.c
index d944e5d..3cc45d4 100644
--- a/Core/Src/freertos.c
+++ b/Core/Src/freertos.c
@@ -162,6 +162,7 @@ void  AddHeadlightMessages();
 
 #include "CLS_BSP.h"
 #include "CLSAddress.h"
+#include "mlzr_comm.h"
 /* USER CODE END Header_StartDefaultTask */
 void StartDefaultTask(void *argument)
 {
@@ -171,6 +172,9 @@ void StartDefaultTask(void *argument)
   BSP_EE24_Init();
   BSP_INA_Init();
 
+  MLZR_INIT();
+  
+
   retSD = f_mount(&SDFatFS,SDPath,0);
   retSD =  f_open(&SDFile, "counter.bin", FA_READ);
   
diff --git a/Core/Src/stm32h7xx_it.c b/Core/Src/stm32h7xx_it.c
index 7286b0d..a804376 100644
--- a/Core/Src/stm32h7xx_it.c
+++ b/Core/Src/stm32h7xx_it.c
@@ -22,6 +22,7 @@
 #include "stm32h7xx_it.h"
 /* Private includes ----------------------------------------------------------*/
 /* USER CODE BEGIN Includes */
+#include "AsyncComm.h"
 /* USER CODE END Includes */
 
 /* Private typedef -----------------------------------------------------------*/
@@ -41,7 +42,8 @@
 
 /* Private variables ---------------------------------------------------------*/
 /* USER CODE BEGIN PV */
-
+extern uart_desc_t uart_duplex;
+extern uart_desc_t uart_half;
 /* USER CODE END PV */
 
 /* Private function prototypes -----------------------------------------------*/
@@ -233,7 +235,7 @@ void DMA1_Stream0_IRQHandler(void)
   /* USER CODE END DMA1_Stream0_IRQn 0 */
 
   /* USER CODE BEGIN DMA1_Stream0_IRQn 1 */
-
+  usart_dma_irq_handler(&uart_duplex);
   /* USER CODE END DMA1_Stream0_IRQn 1 */
 }
 
@@ -247,7 +249,7 @@ void DMA1_Stream1_IRQHandler(void)
   /* USER CODE END DMA1_Stream1_IRQn 0 */
 
   /* USER CODE BEGIN DMA1_Stream1_IRQn 1 */
-
+  usart_dma_irq_handler_tx(&uart_duplex);
   /* USER CODE END DMA1_Stream1_IRQn 1 */
 }
 
@@ -261,7 +263,7 @@ void DMA1_Stream2_IRQHandler(void)
   /* USER CODE END DMA1_Stream2_IRQn 0 */
 
   /* USER CODE BEGIN DMA1_Stream2_IRQn 1 */
-
+  usart_dma_irq_handler(&uart_half);
   /* USER CODE END DMA1_Stream2_IRQn 1 */
 }
 
@@ -275,7 +277,7 @@ void DMA1_Stream3_IRQHandler(void)
   /* USER CODE END DMA1_Stream3_IRQn 0 */
 
   /* USER CODE BEGIN DMA1_Stream3_IRQn 1 */
-
+  usart_dma_irq_handler_tx(&uart_half);
   /* USER CODE END DMA1_Stream3_IRQn 1 */
 }
 
@@ -400,7 +402,7 @@ void USART1_IRQHandler(void)
 
   /* USER CODE END USART1_IRQn 0 */
   /* USER CODE BEGIN USART1_IRQn 1 */
-
+  usart_irq_handler(&uart_duplex);
   /* USER CODE END USART1_IRQn 1 */
 }
 
@@ -413,7 +415,7 @@ void USART3_IRQHandler(void)
 
   /* USER CODE END USART3_IRQn 0 */
   /* USER CODE BEGIN USART3_IRQn 1 */
-
+  usart_irq_handler(&uart_half);
   /* USER CODE END USART3_IRQn 1 */
 }
 
diff --git a/Core/Src/usart.c b/Core/Src/usart.c
index 0fa6db4..9655318 100644
--- a/Core/Src/usart.c
+++ b/Core/Src/usart.c
@@ -157,7 +157,7 @@ void MX_USART1_UART_Init(void)
 
   /* USER CODE END USART1_Init 1 */
   USART_InitStruct.PrescalerValue = LL_USART_PRESCALER_DIV1;
-  USART_InitStruct.BaudRate = 1000000;
+  USART_InitStruct.BaudRate = 2000000;
   USART_InitStruct.DataWidth = LL_USART_DATAWIDTH_8B;
   USART_InitStruct.StopBits = LL_USART_STOPBITS_1;
   USART_InitStruct.Parity = LL_USART_PARITY_NONE;
@@ -273,7 +273,7 @@ void MX_USART3_UART_Init(void)
 
   /* USER CODE END USART3_Init 1 */
   USART_InitStruct.PrescalerValue = LL_USART_PRESCALER_DIV1;
-  USART_InitStruct.BaudRate = 1000000;
+  USART_InitStruct.BaudRate = 2000000;
   USART_InitStruct.DataWidth = LL_USART_DATAWIDTH_8B;
   USART_InitStruct.StopBits = LL_USART_STOPBITS_1;
   USART_InitStruct.Parity = LL_USART_PARITY_NONE;
diff --git a/lib/CMakeLists.txt b/lib/CMakeLists.txt
index 0acd65e..dcbaede 100644
--- a/lib/CMakeLists.txt
+++ b/lib/CMakeLists.txt
@@ -4,5 +4,10 @@ add_subdirectory(nanopb)
 add_subdirectory(ulog)
 add_subdirectory(ina219)
 
+
 add_library(EE24 STATIC "ee24/ee24.c")
-target_include_directories(EE24 PUBLIC "ee24")
\ No newline at end of file
+target_include_directories(EE24 PUBLIC "ee24")
+
+
+add_library(TinyFrame STATIC "TinyFrame/TinyFrame.c")
+target_include_directories(TinyFrame PUBLIC "./TinyFrame" "./TinyFrameConf")
diff --git a/lib/TinyFrame b/lib/TinyFrame
new file mode 160000
index 0000000..a29167a
--- /dev/null
+++ b/lib/TinyFrame
@@ -0,0 +1 @@
+Subproject commit a29167a69f052975b0e0134a73b4d31d03afa8fa
diff --git a/lib/TinyFrameConf/TF_Config.h b/lib/TinyFrameConf/TF_Config.h
new file mode 100644
index 0000000..1f84b06
--- /dev/null
+++ b/lib/TinyFrameConf/TF_Config.h
@@ -0,0 +1,81 @@
+//
+// TinyFrame configuration file.
+//
+// Rename to TF_Config.h
+//
+
+#ifndef TF_CONFIG_H
+#define TF_CONFIG_H
+
+#include <stdint.h>
+#include <stdio.h> // used by the TF_Error() macro defined below
+//#include <esp8266.h> // when using with esphttpd
+
+//----------------------------- FRAME FORMAT ---------------------------------
+// The format can be adjusted to fit your particular application needs
+
+// If the connection is reliable, you can disable the SOF byte and checksums.
+// That can save up to 9 bytes of overhead.
+
+// ,-----+-----+-----+------+------------+- - - -+-------------,                
+// | SOF | ID  | LEN | TYPE | HEAD_CKSUM | DATA  | DATA_CKSUM  |                
+// | 0-1 | 1-4 | 1-4 | 1-4  | 0-4        | ...   | 0-4         | <- size (bytes)
+// '-----+-----+-----+------+------------+- - - -+-------------'                
+
+// !!! BOTH PEERS MUST USE THE SAME SETTINGS !!!
+
+// Adjust sizes as desired (1,2,4)
+#define TF_ID_BYTES     2
+#define TF_LEN_BYTES    2
+#define TF_TYPE_BYTES   2
+
+// Checksum type. Options:
+//   TF_CKSUM_NONE, TF_CKSUM_XOR, TF_CKSUM_CRC8, TF_CKSUM_CRC16, TF_CKSUM_CRC32
+//   TF_CKSUM_CUSTOM8, TF_CKSUM_CUSTOM16, TF_CKSUM_CUSTOM32
+// Custom checksums require you to implement checksum functions (see TinyFrame.h)
+#define TF_CKSUM_TYPE TF_CKSUM_CRC16
+
+// Use a SOF byte to mark the start of a frame
+#define TF_USE_SOF_BYTE 1
+// Value of the SOF byte (if TF_USE_SOF_BYTE == 1)
+#define TF_SOF_BYTE     0x01
+
+//----------------------- PLATFORM COMPATIBILITY ----------------------------
+
+// used for timeout tick counters - should be large enough for all used timeouts
+typedef uint16_t TF_TICKS;
+
+// used in loops iterating over listeners
+typedef uint8_t TF_COUNT;
+
+//----------------------------- PARAMETERS ----------------------------------
+
+// Maximum received payload size (static buffer)
+// Larger payloads will be rejected.
+#define TF_MAX_PAYLOAD_RX 1024
+// Size of the sending buffer. Larger payloads will be split to pieces and sent
+// in multiple calls to the write function. This can be lowered to reduce RAM usage.
+#define TF_SENDBUF_LEN    1024
+
+// --- Listener counts - determine sizes of the static slot tables ---
+
+// Frame ID listeners (wait for response / multi-part message)
+#define TF_MAX_ID_LST   50
+// Frame Type listeners (wait for frame with a specific first payload byte)
+#define TF_MAX_TYPE_LST 5
+// Generic listeners (fallback if no other listener catches it)
+#define TF_MAX_GEN_LST  5
+
+// Timeout for receiving & parsing a frame
+// ticks = number of calls to TF_Tick()
+#define TF_PARSER_TIMEOUT_TICKS 10
+
+// Whether to use mutex - requires you to implement TF_ClaimTx() and TF_ReleaseTx()
+#define TF_USE_MUTEX  1
+
+// Error reporting function. To disable debug, change to empty define
+#define TF_Error(format, ...) printf("[TF] " format "\n", ##__VA_ARGS__)
+
+//------------------------- End of user config ------------------------------
+
+#endif //TF_CONFIG_H