diff --git a/experiments/sm/CMakeLists.txt b/experiments/sm/CMakeLists.txt
index 5077c87..9854a09 100644
--- a/experiments/sm/CMakeLists.txt
+++ b/experiments/sm/CMakeLists.txt
@@ -8,3 +8,6 @@ target_link_libraries(block_choice PIP)
 
 add_executable(smbusdata_crash_test smbusdata_crash_test.cpp)
 target_link_libraries(smbusdata_crash_test SMBricks_shared PIP::Crypt)
+
+add_executable(pibytearray_template_spec template_specialization.cpp)
+target_link_libraries(pibytearray_template_spec SMBricks_shared PIP::Crypt)
\ No newline at end of file
diff --git a/experiments/sm/template_specialization.cpp b/experiments/sm/template_specialization.cpp
new file mode 100644
index 0000000..7a6d3a7
--- /dev/null
+++ b/experiments/sm/template_specialization.cpp
@@ -0,0 +1,35 @@
+//
+// Created by Stepan on 16.10.2020.
+//
+
+#include "../../can/can_data.h"
+#include <sm_base.h>
+
+REGISTER_BUS_TYPE(CAN_Raw)
+
+PICout operator <<(PICout s, const CAN_Raw & v) {
+	s.saveControl();
+	s.setControl(0);
+	s << "{id=0x" << PIString::fromNumber(v.Id, 16) << ", size=" << v.Size << ", data=" << PIByteArray(v.Data, v.Size);
+	s.restoreControl();
+	return s;
+}
+
+int main() {
+	CAN_Raw msg = { .Id = 0x22, .Size = 8, .Data = { 0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07 } };
+	piCout << "src: " << msg << "\n";
+
+	CAN_Raw newMsg;
+	PIByteArray ar;
+	ar << msg;
+	ar >> newMsg;
+	piCout << "after ByteArray: " << newMsg << "\n";
+
+	SMBusData busData;
+	busData = SMBusData::create(msg);
+	PIByteArray serializedBusData = busData.save();
+
+	SMBusData loadedBusData = SMBusData::fromByteArray(serializedBusData, busData.busType());
+	newMsg = loadedBusData.value<CAN_Raw>();
+	piCout << "after bus data:" << newMsg;
+}
\ No newline at end of file
diff --git a/sm/block.h b/sm/block.h
deleted file mode 100644
index 8525337..0000000
--- a/sm/block.h
+++ /dev/null
@@ -1,63 +0,0 @@
-#ifndef MULTITHREAD_EXPERIMENTS_BLOCK_H
-#define MULTITHREAD_EXPERIMENTS_BLOCK_H
-
-#include <pivector.h>
-#include <iostream>
-#include <thread>
-#include <cmath>
-
-namespace sm {
-
-	struct block {
-		PIVector<block*> input_blocks;
-		PIVector<block*> output_blocks;
-		std::atomic_flag barrier = ATOMIC_FLAG_INIT;
-		const int is_calc_idx;
-		const std::chrono::microseconds calc_time;
-
-		static std::chrono::microseconds random_time() {
-			float val = powf(rand() % 1000 / 1000.f, 20.f) * 30.f * 1000.f;
-//			std::cout << int(val) << std::endl;
-			return std::chrono::microseconds(int(val));
-		}
-
-		explicit block(const int is_calc_idx) : is_calc_idx(is_calc_idx), calc_time(random_time())  {}
-
-		void calc() {
-			std::this_thread::sleep_for(calc_time);
-		}
-
-		void unlock(int locks_count = -1) {
-			if (locks_count == -1) locks_count = this->input_blocks.size();
-			for (int i = 0; i < locks_count; ++i) {
-				this->input_blocks[i]->barrier.clear(std::memory_order_release);
-			}
-			this->barrier.clear(std::memory_order_release);
-		}
-
-		bool try_lock() {
-			if (this->barrier.test_and_set(std::memory_order_acquire)) return false;
-
-			int locks_count = 0;
-			for (auto & input_block : this->input_blocks) {
-				if (input_block->barrier.test_and_set(std::memory_order_acquire)) break;
-				locks_count++;
-			}
-
-			if (locks_count == this->input_blocks.size()) {
-				return true;
-			} else {
-				unlock(locks_count);
-				return false;
-			}
-		}
-	};
-
-	struct time_report {
-		double calc_time_ms;
-		double sync_time_ms;
-	};
-
-}
-
-#endif //MULTITHREAD_EXPERIMENTS_BLOCK_H