feat: enhance nodejs example

Author: MartinLoeper

nodejs-client/delimiter_example.js

@@ -9,10 +9,11 @@ const sock = new zmq.Subscriber;
     console.log("Subscriber connected to port 5678");
     let buf = [];
     let matched = 0;
-    let desired = [0x1b, 0x6d];
+    let desired = [0x1d, 0x56, 0x31];   // toshiba is set, epson would be: [0x1b, 0x6d]
     for await (const [msg] of sock) {
        for(const c of msg) {
-	  buf.push(c);
+          // console.log(c); // uncomment if you do not know the sequence, otherwise nothing is shown
+	        buf.push(c);
           const expected = desired[matched];
           if(expected == c) {
             matched++;