diff --git a/pir_sensor.c b/pir_sensor.c
deleted file mode 100644
index 5c2c24bdf4e69a4dd0a8138db198b55e22bfd7c8..0000000000000000000000000000000000000000
--- a/pir_sensor.c
+++ /dev/null
@@ -1,110 +0,0 @@
-#include <stdio.h>
-#include <stdlib.h>
-#include <fcntl.h>
-#include <unistd.h>
-#include <sys/socket.h>
-#include <arpa/inet.h>
-#include <string.h>
-
-int sock;
-
-#define PIR_PIN 17 // PIR 센서가 연결된 GPIO 핀 번호
-
-// GPIO 핀 초기화 함수
-void init_gpio() {
-    int fd;
-
-    // GPIO 핀을 export
-    fd = open("/sys/class/gpio/export", O_WRONLY);
-    if (fd == -1) {
-        perror("Error exporting GPIO");
-        exit(1);
-    }
-    write(fd, "17", 2);
-    close(fd);
-
-    // 방향 설정 (in으로 설정)
-    fd = open("/sys/class/gpio/gpio17/direction", O_WRONLY);
-    if (fd == -1) {
-        perror("Error setting direction GPIO");
-        exit(1);
-    }
-    write(fd, "in", 2);
-    close(fd);
-}
-
-// GPIO 핀 읽기 함수
-int read_gpio() {
-    int fd;
-    char buffer[2];
-
-    // 값 읽기
-    fd = open("/sys/class/gpio/gpio17/value", O_RDONLY);
-    if (fd == -1) {
-        perror("Error reading GPIO value");
-        exit(1);
-    }
-    read(fd, buffer, sizeof(buffer));
-    close(fd);
-
-    return atoi(buffer);
-}
-
-int main(int argc, char *argv[]) {
-    printf("PIR Sensor Test\n");
-    
-
-    // GPIO 핀 초기화
-    init_gpio();
-    struct sockaddr_in server_addr;
-
-    if (argc != 3)
-    {
-        printf("Please deliver IP & Port num as arguments correctly!\n");
-        exit(1);
-    }
-
-    sock = socket(PF_INET, SOCK_STREAM, 0);
-    if (sock == -1)
-    {
-        perror("socket() error");
-        exit(1);
-    }
-
-    memset(&server_addr, 0, sizeof(server_addr));
-    server_addr.sin_family = AF_INET;
-    server_addr.sin_addr.s_addr = inet_addr(argv[1]);
-    server_addr.sin_port = htons(atoi(argv[2]));
-
-    if (connect(sock, (struct sockaddr *)&server_addr, sizeof(server_addr)) == -1)
-    {
-        perror("connect() error");
-        exit(1);
-    }
-    printf("join success!\n");
-
-    FILE* fp = fopen("/sys/class/gpio/gpio17/value","r");
-    sleep(1);
-
-    while(1){
-        int motion_check = read_gpio();
-
-        if (motion_check) {
-            printf("Motion detected!\n");
-            if(write(sock, "1", 1)==-1){
-                perror("Client sending data error"); 
-                return -1;
-                 }
-           
-        } else {
-            printf("No motion.\n");
-            if(write(sock, "0", 1)==-1){
-            perror("Client sending data error"); 
-            return -1;
-            }
-        }
-        sleep(1); // 1초 간격으로 센서 상태를 확인
-
-
-    }
-}