diff --git a/CMakeLists.txt b/CMakeLists.txt
index 5d5b6d4..0b81669 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -2,7 +2,8 @@ cmake_minimum_required(VERSION 3.5)
 
 project(fft-spark LANGUAGES C)
 
+add_executable(fft-spark main.c)
+
 target_link_libraries(fft-spark pthread)
 
 install(TARGETS fft-spark RUNTIME DESTINATION bin)
-
diff --git a/main.c b/main.c
index e69de29..4851419 100644
--- a/main.c
+++ b/main.c
@@ -0,0 +1,54 @@
+#include <sys/types.h>
+#include <stdlib.h>
+#include <unistd.h>
+#include <stdio.h>
+#include <sys/wait.h>
+#include <string.h>
+#define MSGSIZE 64
+
+char *SB = {"||||||||||          "};
+
+int main() {
+	int B[8];
+	int Bm[8] = {0};
+	int Bm_pre[8] = {0};
+	int ret;
+	int p[2], i;
+	pipe(p);
+	
+	pid_t a = fork();
+	char *sas[] = {"cava", "-p", "/home/romenskiy2012/.config/cava/band8.conf", NULL};
+
+	char inbuf[MSGSIZE];
+	if (a == 0) {
+		if (dup2(p[1], STDOUT_FILENO) == -1) { perror("dup2"); _exit(127);}
+		close(p[0]);  // A не читает
+		close(p[1]);
+		execvp(sas[0], sas);
+		_exit(127);
+	}
+	close(p[1]);
+	FILE *r = fdopen(p[0], "r");
+	for (int i = 0;1 == 1;i++){
+		fgets(inbuf, sizeof inbuf, r);
+		ret = sscanf(inbuf, "%i %i %i %i %i %i %i %i", &B[0], &B[1], &B[2], &B[3], &B[4], &B[5], &B[6], &B[7]);
+		for (int i = 0; i != 10; i++){
+			if (B[i] > Bm_pre[i]) Bm_pre[i] = B[i];
+		}
+		printf("B0 [%.*s] OUT: %3d PK: %3d\n", 10, SB + 10 + (B[0]/10*-1), B[0], Bm[0]); //B0
+		printf("B1 [%.*s] OUT: %3d PK: %3d\n", 10, SB + 10 + (B[1]/10*-1), B[1], Bm[1]); //B1
+		printf("B2 [%.*s] OUT: %3d PK: %3d\n", 10, SB + 10 + (B[2]/10*-1), B[2], Bm[2]); //B2
+		printf("B3 [%.*s] OUT: %3d PK: %3d\n", 10, SB + 10 + (B[3]/10*-1), B[3], Bm[3]); //B3
+		printf("B4 [%.*s] OUT: %3d PK: %3d\n", 10, SB + 10 + (B[4]/10*-1), B[4], Bm[4]); //B4
+		printf("B5 [%.*s] OUT: %3d PK: %3d\n", 10, SB + 10 + (B[5]/10*-1), B[5], Bm[5]); //B5
+		printf("B6 [%.*s] OUT: %3d PK: %3d\n", 10, SB + 10 + (B[6]/10*-1), B[6], Bm[6]); //B6
+		printf("B7 [%.*s] OUT: %3d PK: %3d\n", 10, SB + 10 + (B[7]/10*-1), B[7], Bm[7]); //B7
+		printf("\033[2J\033[H");
+		if (i >= 10){
+			memcpy(Bm, Bm_pre, sizeof Bm_pre);
+			memset(Bm_pre, 0, sizeof Bm_pre);
+			i = 0;
+		}
+	}
+    return 0;
+}