diff --git a/java_console/.idea/runConfigurations/Launcher_COM16.xml b/java_console/.idea/runConfigurations/Launcher_COM16.xml
index 3dc0de5a35..dd011e14a9 100644
--- a/java_console/.idea/runConfigurations/Launcher_COM16.xml
+++ b/java_console/.idea/runConfigurations/Launcher_COM16.xml
@@ -3,6 +3,7 @@
     <option name="MAIN_CLASS_NAME" value="com.rusefi.Launcher" />
     <module name="ui" />
     <option name="PROGRAM_PARAMETERS" value="COM16" />
+    <option name="VM_PARAMETERS" value="-Dini_file_path=../firmware/tunerstudio/generated" />
     <method v="2">
       <option name="Make" enabled="true" />
     </method>
diff --git a/java_console/inifile/src/main/java/com/opensr5/ini/field/ArrayIniField.java b/java_console/inifile/src/main/java/com/opensr5/ini/field/ArrayIniField.java
index 7ff48667d7..77b34fb0af 100644
--- a/java_console/inifile/src/main/java/com/opensr5/ini/field/ArrayIniField.java
+++ b/java_console/inifile/src/main/java/com/opensr5/ini/field/ArrayIniField.java
@@ -98,7 +98,7 @@ public class ArrayIniField extends IniField {
         String size = list.get(4);
         String unit = list.get(5);
         String digits = list.get(10);
-        double multiplier = Double.parseDouble(list.get(6));
+        double multiplier = IniField.parseDouble(list.get(6));
 
         size = size.replaceAll("[\\]\\[x]", " ").trim();
         String dimentions[] = size.split(" ");
diff --git a/java_console/inifile/src/main/java/com/opensr5/ini/field/IniField.java b/java_console/inifile/src/main/java/com/opensr5/ini/field/IniField.java
index cfe23557e9..f204e84cf9 100644
--- a/java_console/inifile/src/main/java/com/opensr5/ini/field/IniField.java
+++ b/java_console/inifile/src/main/java/com/opensr5/ini/field/IniField.java
@@ -12,6 +12,17 @@ public abstract class IniField {
         this.offset = offset;
     }
 
+    public static double parseDouble(String s) {
+        // todo: real implementation
+        s = s.replaceAll("\\{", "").replaceAll("\\}", "");
+        int dividerIndex = s.indexOf('/');
+        if (dividerIndex != -1) {
+            return Double.parseDouble(s.substring(0, dividerIndex)) / Double.parseDouble(s.substring(dividerIndex + 1));
+        } else {
+            return Double.parseDouble(s);
+        }
+    }
+
     public String getName() {
         return name;
     }
diff --git a/java_console/inifile/src/main/java/com/opensr5/ini/field/ScalarIniField.java b/java_console/inifile/src/main/java/com/opensr5/ini/field/ScalarIniField.java
index d4228f8b6a..b588c1c3bc 100644
--- a/java_console/inifile/src/main/java/com/opensr5/ini/field/ScalarIniField.java
+++ b/java_console/inifile/src/main/java/com/opensr5/ini/field/ScalarIniField.java
@@ -96,7 +96,7 @@ public class ScalarIniField extends IniField {
         String digits = list.get(9);
 
         String unit = list.get(4);
-        double multiplier = Double.parseDouble(list.get(5));
+        double multiplier = IniField.parseDouble(list.get(5));
 
         return new ScalarIniField(name, offset, unit, type, multiplier, digits);
     }
diff --git a/java_console/inifile/src/test/java/com/opensr5/ini/test/IniFileReaderTest.java b/java_console/inifile/src/test/java/com/opensr5/ini/test/IniFileReaderTest.java
index a79925aa60..bebc66b75e 100644
--- a/java_console/inifile/src/test/java/com/opensr5/ini/test/IniFileReaderTest.java
+++ b/java_console/inifile/src/test/java/com/opensr5/ini/test/IniFileReaderTest.java
@@ -6,6 +6,7 @@ import com.opensr5.ini.IniFileReader;
 import com.opensr5.ini.RawIniFile;
 import com.opensr5.ini.field.ArrayIniField;
 import com.opensr5.ini.field.EnumIniField;
+import com.opensr5.ini.field.IniField;
 import org.jetbrains.annotations.NotNull;
 import org.junit.Test;
 
@@ -21,6 +22,14 @@ import static org.junit.Assert.assertNotNull;
 public class IniFileReaderTest {
     private static final String PAGE_READ = "    pageReadCommand     = \"X\",       \"X\",     \"X\"\n\n\n\n";
     private static final String SIGNATURE_UNIT_TEST = "  signature      = \"unit test\"\n";
+    private static final double EPS = 0.00001;
+
+    @Test
+    public void parseExpressions() {
+        assertEquals(0.1, IniField.parseDouble("{1/10}"), EPS);
+        assertEquals(0.1, IniField.parseDouble("{0.1}"), EPS);
+        assertEquals(0.1, IniField.parseDouble("0.1"), EPS);
+    }
 
     @Test
     public void testSplitWithEmptyUnits() {
diff --git a/java_console/models/src/main/java/com/rusefi/rusEFIVersion.java b/java_console/models/src/main/java/com/rusefi/rusEFIVersion.java
index a103786bde..f4b9ceb185 100644
--- a/java_console/models/src/main/java/com/rusefi/rusEFIVersion.java
+++ b/java_console/models/src/main/java/com/rusefi/rusEFIVersion.java
@@ -6,7 +6,7 @@ import java.net.URL;
 import java.util.concurrent.atomic.AtomicReference;
 
 public class rusEFIVersion {
-    public static final int CONSOLE_VERSION = 20200724;
+    public static final int CONSOLE_VERSION = 20200829;
     public static AtomicReference<String> firmwareVersion = new AtomicReference<>("N/A");
 
     public static long classBuildTimeMillis() {