diff --git a/slsDetectorSoftware/mythenDetectorServer/Makefile b/slsDetectorSoftware/mythenDetectorServer/Makefile
index 94e7ef09d..56cc2ed50 100755
--- a/slsDetectorSoftware/mythenDetectorServer/Makefile
+++ b/slsDetectorSoftware/mythenDetectorServer/Makefile
@@ -13,7 +13,8 @@ INSTMODE= 	0777
 SRCS= 		 server.c server_funcs.c communication_funcs.c firmware_funcs.c mcb_funcs.c trimming_funcs.c  sharedmemory.c
 OBJS= 	$(SRCS:%.c=%.o) 
 
-CFLAGS+= 	-Wall -DC_ONLY -DMCB_FUNCS -DVERBOSE
+CFLAGS+= 	-Wall -DC_ONLY -DMCB_FUNCS 
+#-DVERBOSE
 # -DVERYVERBOSE
 #-Werror
 
diff --git a/slsDetectorSoftware/mythenDetectorServer/firmware_funcs.c b/slsDetectorSoftware/mythenDetectorServer/firmware_funcs.c
index 2a44ef11e..c2183db05 100755
--- a/slsDetectorSoftware/mythenDetectorServer/firmware_funcs.c
+++ b/slsDetectorSoftware/mythenDetectorServer/firmware_funcs.c
@@ -834,24 +834,33 @@ int getDynamicRange() {
 }
 
 int testBus() {
-  int j;
+  u_int32_t j, i;
   char cmd[100];
-  u_int32_t val;
-  printf("%s\n",cmd);
-  system(cmd);
-  for (j=0; j<1000000; j++) {
-    val=bus_r(FIX_PATT_REG);
-    if (val!=0xacdc1980){
-      printf("%d %x\n",j, val);
+  u_int32_t val=0x0;
+  // printf("%s\n",cmd);
+  // system(cmd);
+  i=0;
+  printf("testing bus\n");
+  while (i<10000000) {
+    // val=bus_r(FIX_PATT_REG);
+    bus_w(DUMMY_REG,val);
+    bus_w(FIX_PATT_REG,0x0);
+    j=bus_r(DUMMY_REG);
+    if (i%10000==1)
+      printf("value 0x%x\n",j);
+    if (j!=val){
+      printf("read wrong value %x instead of %x\n",j, val);
       return FAIL;
     }
+    val+=0xbbbbb;
+    i++;
   }
   return OK;
 }
 
 
 int setStoreInRAM(int b) {
-  if (b)
+  if (b>0)
     storeInRAM=1;
   else
     storeInRAM=0;
diff --git a/slsDetectorSoftware/mythenDetectorServer/mcb_funcs.c b/slsDetectorSoftware/mythenDetectorServer/mcb_funcs.c
index b3cc8f22c..d85629619 100755
--- a/slsDetectorSoftware/mythenDetectorServer/mcb_funcs.c
+++ b/slsDetectorSoftware/mythenDetectorServer/mcb_funcs.c
@@ -420,7 +420,10 @@ int program_one_dac(int addr, int value, int imod) {
   int idac;
   int v=value;
   //  sls_detector_module *myMod;
-  control=9+addr;
+  control=9+addr; 
+
+
+  printf("programming dac %d value %d module %d\n",addr, value,imod);
 #ifdef MAX5533
   value=value | (control<< 12);
 #endif
@@ -467,16 +470,16 @@ int program_one_dac(int addr, int value, int imod) {
     if (imod>=0 && imod<getNModBoard()) {
       //  myMod=detectorModules+imod;
       //(detectorModules+imod)->dacs[idac]=v;
-#ifdef VERBOSE  
-      printf("module=%d index=%d, val=%d addr=%x\n",imod, idac, v, detectorDacs+idac+NDAC*imod);
-#endif
       detectorDacs[idac+NDAC*imod]=v;
+      //#ifdef VERBOSE  
+      printf("module=%d index=%d, val=%d addr=%x\n",imod, idac, v, detectorDacs+idac+NDAC*imod);
+      //#endif
     } else if (imod==ALLMOD) {
       for (im=0; im<getNModBoard(); im++) {
-#ifdef VERBOSE
-	printf("all: module=%d index=%d, val=%d addr=%x\n",im, idac, v,detectorDacs+idac+NDAC*im);
-#endif
 	detectorDacs[idac+NDAC*im]=v;
+	//#ifdef VERBOSE
+	printf("all: module=%d index=%d, val=%d addr=%x\n",im, idac, v,detectorDacs+idac+NDAC*im);
+	//#endif
 	//	(detectorModules+im)->dacs[idac]=v;
       }
     }
@@ -537,9 +540,9 @@ float initDACbyIndex(int ind,float val, int imod) {
   
 
   v=(val+(val-ref)*r1/r2)*DAC_DR/DAC_MAX;
-  initDACbyIndexDACU(ind,v,imod);
-
-  return val;
+  v=initDACbyIndexDACU(ind,v,imod);
+  
+  return (v*DAC_MAX/DAC_DR+ref*r1/r2)/(1+r1/r2);
 }
 
 float initDACbyIndexDACU(int ind, int val, int imod) {
@@ -550,15 +553,27 @@ float initDACbyIndexDACU(int ind, int val, int imod) {
   int cs=daccs[ind];
   int addr=dacaddr[ind];
   int iv;
+  int im;
 
-
-  initDAC(cs, addr,val, imod);
+  if (val>=0) {
+    initDAC(cs, addr,val, imod);
   /*#ifdef VERBOSE
   iv=detectorDacs[ind+imod*NDAC];
   printf("module=%d index=%d, cs=%d, addr=%d, dacu=%d, set to %d",imod, ind,cs,addr,val,iv);
 #endif  
   */
-  return val;
+    //return val;
+  }
+  if (imod>=0 && imod<nModX)
+    return detectorDacs[ind+imod*NDAC];
+  else {
+    //iv=detectorDacs[ind];
+    for (im=1; im<nModX; im++) {
+      if (detectorDacs[ind+im*NDAC]!=detectorDacs[ind])
+	return -1;
+    }
+    return detectorDacs[ind];
+  }
 }
 
 int getThresholdEnergy() {
@@ -659,9 +674,13 @@ int setThresholdEnergy(int ethr) {
 #ifdef VERBOSE    
       printf("module %d (%x): gain %f, off %f, energy %d eV, dac %d\n",imod,(detectorModules+imod),(detectorModules+imod)->gain,(detectorModules+imod)->offset, ethr,dacu);
 #endif
-      initDACbyIndexDACU(VTHRESH, dacu, imod);
-    } else
-      printf("could not set threshold energy for module %d, settings %d (offset is %f; gain is %f)\n",imod,myo,myg);
+    } else {
+      dacu=ethr;
+#ifdef VERBOSE    
+      printf("could not set threshold energy for module %d, settings %d (offset is %f; gain is %f)\n",imod,thisSettings,myo,myg);
+#endif
+    }
+    initDACbyIndexDACU(VTHRESH, dacu, imod);
   }
   return ret;
 }
@@ -682,7 +701,7 @@ float getDACbyIndexDACU(int ind,  int imod) {
 
 int initDAC(int dac_cs, int dac_addr, int value, int imod) {
   int i;
-#ifdef DEBUGOUT
+#ifdef VERBOSE
   printf("Programming dac %d %d with value %d\n", dac_cs, dac_addr, value);
 #endif
   clearDACSregister(imod);
@@ -701,7 +720,6 @@ int initDAC(int dac_cs, int dac_addr, int value, int imod) {
   /*}*/
   set_one_dac(imod);
   nextDAC(imod);
-
   return 0;
 }
 
diff --git a/slsDetectorSoftware/mythenDetectorServer/server.c b/slsDetectorSoftware/mythenDetectorServer/server.c
index 34fb71419..fce7aecc1 100755
--- a/slsDetectorSoftware/mythenDetectorServer/server.c
+++ b/slsDetectorSoftware/mythenDetectorServer/server.c
@@ -34,8 +34,9 @@ int main(int argc, char *argv[])
     b=0;
     printf("opening stop server on port %d\n",portno);
   }
-   
+#ifndef VIRTUAL   
   system("bus -a 0xb0000000 -w 0xd0008");
+#endif
   init_detector(b); 
 
 
diff --git a/slsDetectorSoftware/mythenDetectorServer/server_funcs.c b/slsDetectorSoftware/mythenDetectorServer/server_funcs.c
index 782ae98e4..5c669fd0a 100755
--- a/slsDetectorSoftware/mythenDetectorServer/server_funcs.c
+++ b/slsDetectorSoftware/mythenDetectorServer/server_funcs.c
@@ -1,4 +1,3 @@
-
 #include "sls_detector_defs.h"
 #include "server_funcs.h"
 #include "server_defs.h"
@@ -38,7 +37,9 @@ char mess[1000];
 
 int init_detector( int b) {
   mapCSP0();
+#ifndef VIRTUAL  
   system("bus -a 0xb0000000 -w 0xd0008");
+#endif
   testFpga();
 #ifdef MCB_FUNCS
   if (b) {
@@ -594,7 +595,7 @@ int digital_test(int fnum) {
     retval=testFpga();
     break;
   case DETECTOR_MEMORY_TEST:
-    ret=FAIL;
+    ret=testRAM();
     break;
   case DETECTOR_BUS_TEST:
     retval=testBus();
@@ -801,7 +802,7 @@ int set_dac(int fnum) {
 #ifdef VERBOSE
   printf("DAC set to %f V\n",  retval);
 #endif  
-  if (retval==val)
+  if (retval==val || val==-1)
     ret=OK;
   else {
     ret=FAIL;
@@ -1643,12 +1644,11 @@ int read_frame(int fnum) {
       if(getFrames()>-2) {
 	dataret=FAIL;
 	sprintf(mess,"no data and run stopped: %d frames left\n",getFrames()+2); 
-#ifdef VERBOSE
       printf("%s\n",mess);
-#endif 
       } else {
 	dataret=FINISHED;
 	sprintf(mess,"acquisition successfully finished\n");
+	printf("%s\n",mess);
       }
 #ifdef VERYVERBOSE
       printf("%d %d %x %s\n",strlen(mess)+1,strlen(mess), mess,mess);
@@ -1681,9 +1681,11 @@ int read_frame(int fnum) {
     if (getFrames()>-2) {
       dataret=FAIL;
       sprintf(mess,"no data and run stopped: %d frames left\n",getFrames()+2);
+      printf("%s\n",mess);
     } else {
       dataret=FINISHED;
       sprintf(mess,"acquisition successfully finished\n");
+      printf("%s\n",mess);
     }
 #ifdef VERBOSE
       printf("Frames left %d\n",getFrames());
@@ -2084,6 +2086,8 @@ int set_readout_flags(int fnum) {
   //ret=setStoreInRAM(0);
   // initChipWithProbes(0,0,0, ALLMOD);
   switch(arg) {
+  case  GET_READOUT_FLAGS:
+    break;
   case STORE_IN_RAM:
     ret=setStoreInRAM(1);
     break;