diff -r ae4a9092e1a8 -r cb2055cdc2f0 c++/rgb-assembler/rgb-assembler.cpp
--- a/c++/rgb-assembler/rgb-assembler.cpp	Sat Dec 23 23:34:21 2017 +0100
+++ b/c++/rgb-assembler/rgb-assembler.cpp	Sat Dec 23 23:42:46 2017 +0100
@@ -4,13 +4,12 @@
 #include <locale.h>
 #include <cstring>
 #include <unordered_map>
-#include <chrono>
-#include <thread>
 
 #include "types.h"
 #include "memory.h"
 #include "Command.h"
 #include "commands/Goto.h"
+#include "commands/Sleep.h"
 
 using namespace std;
 
@@ -114,6 +113,7 @@
 
 	unordered_map<command_t, shared_ptr < Command>> commands = {
 		{CMD_GOTO, make_shared<commands::Goto>()},
+		{CMD_SLEEP, make_shared<commands::Sleep>()},
 	};
 
 	for (address_t i = 0; i < MEMORY_SIZE;) {
@@ -131,13 +131,6 @@
 		}
 
 		switch (command) {
-			case CMD_SLEEP:
-			{
-				sleep_t delay = read<sleep_t>(memory, i);
-				wprintf(L"SLEEP %*d ms\n", 4, delay);
-				this_thread::sleep_for(chrono::milliseconds(delay));
-				break;
-			}
 			case CMD_COLOR:
 			{
 				led_t led = read<led_t>(memory, i);