From 0542bd8be6d983e2a6761869018bed39e9f058f5 Mon Sep 17 00:00:00 2001
From: rusefillc <sdfsdfqsf2334234234>
Date: Fri, 16 Sep 2022 16:20:58 -0400
Subject: [PATCH] help

---
 src/main/java/com/rusefi/can/TrcToMlq.java | 12 +++++++++++-
 1 file changed, 11 insertions(+), 1 deletion(-)

diff --git a/src/main/java/com/rusefi/can/TrcToMlq.java b/src/main/java/com/rusefi/can/TrcToMlq.java
index d6dbdbf..2e0b8ab 100644
--- a/src/main/java/com/rusefi/can/TrcToMlq.java
+++ b/src/main/java/com/rusefi/can/TrcToMlq.java
@@ -25,7 +25,17 @@ public class TrcToMlq {
             String outputFolder = args[2];
             HandleFolder.doJob(dbcFileName, inputFolder, outputFolder);
         } else if (args.length != 2) {
-            System.err.println("Two arguments expected - DBC file name and TRC file name");
+            System.err.println("Two or three arguments expected:");
+            System.err.println("   either");
+            System.err.println("fileName.DBC traceFile.name");
+            System.err.println("  it would output to gauges.mlg");
+            System.err.println("   or");
+            System.err.println("fileName.DBC tracesInputFolder outputFolder");
+            System.err.println("");
+            System.err.println("");
+            System.err.println("By default PCAN format is used");
+            System.err.println("For can hacker format:");
+            System.err.println("   java -DTRACE_READER=CANHACKER");
             System.exit(-1);
         } else {
             String dbcFileName = args[0];