diff --git a/slsDetectorServers/mythen3DetectorServer/RegisterDefs.h b/slsDetectorServers/mythen3DetectorServer/RegisterDefs.h
index 854de5380..328e8f20a 100644
--- a/slsDetectorServers/mythen3DetectorServer/RegisterDefs.h
+++ b/slsDetectorServers/mythen3DetectorServer/RegisterDefs.h
@@ -103,6 +103,19 @@
 /* Config RW regiseter */
 #define CONFIG_REG                      (0x20 * REG_OFFSET + BASE_CONTROL)
 
+#define CONFIG_COUNTER_ENA_OFST		    (0)
+#define CONFIG_COUNTER_ENA_MSK          (0x00000003 << CONFIG_COUNTER_ENA_OFST)
+#define CONFIG_COUNTER_ENA_DEFAULT_VAL  ((0x0 << CONFIG_COUNTER_ENA_OFST) & CONFIG_COUNTER_ENA_MSK)
+#define CONFIG_COUNTER_ENA_1_VAL        ((0x1 << CONFIG_COUNTER_ENA_OFST) & CONFIG_COUNTER_ENA_MSK)
+#define CONFIG_COUNTER_ENA_2_VAL        ((0x2 << CONFIG_COUNTER_ENA_OFST) & CONFIG_COUNTER_ENA_MSK)
+#define CONFIG_COUNTER_ENA_ALL_VAL      ((0x3 << CONFIG_COUNTER_ENA_OFST) & CONFIG_COUNTER_ENA_MSK)
+#define CONFIG_DYNAMIC_RANGE_OFST		(4)
+#define CONFIG_DYNAMIC_RANGE_MSK      	(0x00000003 << CONFIG_DYNAMIC_RANGE_OFST)
+#define CONFIG_DYNAMIC_RANGE_1_VAL      ((0x0 << CONFIG_DYNAMIC_RANGE_OFST) & CONFIG_DYNAMIC_RANGE_MSK)
+#define CONFIG_DYNAMIC_RANGE_4_VAL      ((0x1 << CONFIG_DYNAMIC_RANGE_OFST) & CONFIG_DYNAMIC_RANGE_MSK)
+#define CONFIG_DYNAMIC_RANGE_16_VAL     ((0x2 << CONFIG_DYNAMIC_RANGE_OFST) & CONFIG_DYNAMIC_RANGE_MSK)
+#define CONFIG_DYNAMIC_RANGE_24_VAL     ((0x3 << CONFIG_DYNAMIC_RANGE_OFST) & CONFIG_DYNAMIC_RANGE_MSK)
+
 /* Control RW register */ // assumed for MY3
 #define CONTROL_REG           			(0x21 * REG_OFFSET + BASE_CONTROL)
 
diff --git a/slsDetectorServers/mythen3DetectorServer/bin/mythen3DetectorServer_developer b/slsDetectorServers/mythen3DetectorServer/bin/mythen3DetectorServer_developer
index 9f8919b8b..c9ab60226 100755
Binary files a/slsDetectorServers/mythen3DetectorServer/bin/mythen3DetectorServer_developer and b/slsDetectorServers/mythen3DetectorServer/bin/mythen3DetectorServer_developer differ
diff --git a/slsDetectorServers/mythen3DetectorServer/slsDetectorFunctionList.c b/slsDetectorServers/mythen3DetectorServer/slsDetectorFunctionList.c
index 0740690cd..2a3efb317 100644
--- a/slsDetectorServers/mythen3DetectorServer/slsDetectorFunctionList.c
+++ b/slsDetectorServers/mythen3DetectorServer/slsDetectorFunctionList.c
@@ -368,6 +368,13 @@ void setupDetector() {
 	// defaults
     setHighVoltage(DEFAULT_HIGH_VOLTAGE);
 	setDefaultDacs();
+
+	// dynamic range
+	setDynamicRange(DEFAULT_DYNAMIC_RANGE);
+	// enable all counters
+	bus_w(CONFIG_REG, bus_r(CONFIG_REG) & ~CONFIG_COUNTER_ENA_MSK);
+	bus_w(CONFIG_REG, bus_r(CONFIG_REG) | CONFIG_COUNTER_ENA_ALL_VAL);
+
 	
 	// Initialization of acquistion parameters
 	setNumFrames(DEFAULT_NUM_FRAMES);
@@ -419,7 +426,45 @@ void resetPeripheral() {
 /* set parameters -  dr, roi */
 
 int setDynamicRange(int dr){
-	return 32; //TODO
+	if (dr > 0) {
+		uint32_t regval = 0;
+		switch(dr) {
+			case 1:
+				regval = CONFIG_DYNAMIC_RANGE_1_VAL;
+				break;
+			case 4:
+				regval = CONFIG_DYNAMIC_RANGE_4_VAL;
+				break;
+			case 16:
+				regval = CONFIG_DYNAMIC_RANGE_16_VAL;
+				break;		
+			case 24:				
+			case 32:
+				regval = CONFIG_DYNAMIC_RANGE_24_VAL;
+				break;	
+			default:
+				FILE_LOG(logERROR, ("Invalid dynamic range %d\n", dr));
+				return -1;		 
+		}
+		// set it
+		bus_w(CONFIG_REG, bus_r(CONFIG_REG) & ~CONFIG_DYNAMIC_RANGE_MSK);
+		bus_w(CONFIG_REG, bus_r(CONFIG_REG) | regval);
+	}
+
+	uint32_t regval = bus_r(CONFIG_REG & CONFIG_DYNAMIC_RANGE_MSK);
+	switch(regval) {
+		case CONFIG_DYNAMIC_RANGE_1_VAL:
+			return 1;
+		case CONFIG_DYNAMIC_RANGE_4_VAL:
+			return 4;
+		case CONFIG_DYNAMIC_RANGE_16_VAL:
+			return 16;
+		case CONFIG_DYNAMIC_RANGE_24_VAL:
+			return 32;
+		default:
+			FILE_LOG(logERROR, ("Invalid dynamic range %d read back\n", regval >> CONFIG_DYNAMIC_RANGE_OFST));
+			return -1;	
+	}
 }
 
 
diff --git a/slsDetectorServers/mythen3DetectorServer/slsDetectorServer_defs.h b/slsDetectorServers/mythen3DetectorServer/slsDetectorServer_defs.h
index d5d41ce61..f407d9847 100644
--- a/slsDetectorServers/mythen3DetectorServer/slsDetectorServer_defs.h
+++ b/slsDetectorServers/mythen3DetectorServer/slsDetectorServer_defs.h
@@ -17,6 +17,7 @@
 #define DAC_MAX_MV                  (2048)
 
 /** Default Parameters */
+#define DEFAULT_DYNAMIC_RANGE		(24)
 #define DEFAULT_NUM_FRAMES			(1)
 #define DEFAULT_NUM_CYCLES			(1)
 #define DEFAULT_EXPTIME				(100*1000*1000)		//ns
diff --git a/slsSupportLib/include/versionAPI.h b/slsSupportLib/include/versionAPI.h
index 63bce4c5f..ad06b4102 100644
--- a/slsSupportLib/include/versionAPI.h
+++ b/slsSupportLib/include/versionAPI.h
@@ -9,4 +9,4 @@
 #define APIJUNGFRAU 0x191106
 #define APIEIGER 0x191106
 #define APIGOTTHARD2 0x191108
-#define APIMYTHEN3 0x191108
+#define APIMYTHEN3 0x191111