diff --git a/slsDetectorSoftware/jungfrauDetectorServer/bin/jungfrauDetectorServerv3.0.0.11 b/slsDetectorSoftware/jungfrauDetectorServer/bin/jungfrauDetectorServerv3.0.0.12
similarity index 51%
rename from slsDetectorSoftware/jungfrauDetectorServer/bin/jungfrauDetectorServerv3.0.0.11
rename to slsDetectorSoftware/jungfrauDetectorServer/bin/jungfrauDetectorServerv3.0.0.12
index 577b642b2..4664a3ecc 100755
Binary files a/slsDetectorSoftware/jungfrauDetectorServer/bin/jungfrauDetectorServerv3.0.0.11 and b/slsDetectorSoftware/jungfrauDetectorServer/bin/jungfrauDetectorServerv3.0.0.12 differ
diff --git a/slsDetectorSoftware/slsDetectorServer/commonServerFunctions.h b/slsDetectorSoftware/slsDetectorServer/commonServerFunctions.h
index e201bef17..4122fb7cf 100755
--- a/slsDetectorSoftware/slsDetectorServer/commonServerFunctions.h
+++ b/slsDetectorSoftware/slsDetectorServer/commonServerFunctions.h
@@ -6,7 +6,7 @@
 #endif
 
 /* global variables */
-void serializeToSPI(u_int32_t addr, u_int32_t val, u_int16_t csmask, int numbitstosend, u_int16_t clkmask, u_int16_t digoutmask, int digofset) {
+void serializeToSPI(u_int32_t addr, u_int32_t val, u_int32_t csmask, int numbitstosend, u_int32_t clkmask, u_int32_t digoutmask, int digofset) {
 #ifdef VERBOSE
 	if (numbitstosend == 16)
 		printf("Writing to SPI Register: 0x%04x\n",val);
@@ -14,15 +14,15 @@ void serializeToSPI(u_int32_t addr, u_int32_t val, u_int16_t csmask, int numbits
 		printf("Writing to SPI Register: 0x%08x\n", val);
 #endif
 
-	u_int16_t valw;
+	u_int32_t valw;
 
 	// start point
-	valw = 0xffff; 		/**todo testwith old board 0xff for adc_spi */			// old board compatibility (not using specific bits)
-	bus_w16 (addr, valw);
+	valw = 0xffffffff; 			// old board compatibility (not using specific bits)
+	bus_w (addr, valw);
 
 	// chip sel bar down
-	valw &= ~csmask; /* todo with test: done a bit different, not with previous value */
-	bus_w16 (addr, valw);
+	valw &= ~csmask; 			/* todo with test: done a bit different, not with previous value */
+	bus_w (addr, valw);
 
 	{
 		int i = 0;
@@ -30,30 +30,30 @@ void serializeToSPI(u_int32_t addr, u_int32_t val, u_int16_t csmask, int numbits
 
 			// clk down
 			valw &= ~clkmask;
-			bus_w16 (addr, valw);
+			bus_w (addr, valw);
 
 			// write data (i)
 			valw = ((valw & ~digoutmask) + 										// unset bit
 					(((val >> (numbitstosend - 1 - i)) & 0x1) << digofset)); 	// each bit from val starting from msb
-			bus_w16 (addr, valw);
+			bus_w (addr, valw);
 
 			// clk up
 			valw |= clkmask ;
-			bus_w16 (addr, valw);
+			bus_w (addr, valw);
 		}
 	}
 
 	// chip sel bar up
 	valw |= csmask; /* todo with test: not done for spi */
-	bus_w16 (addr, valw);
+	bus_w (addr, valw);
 
 	//clk down
 	valw &= ~clkmask;
-	bus_w16 (addr, valw);
+	bus_w (addr, valw);
 
 	// stop point = start point of course
-	valw = 0xffff; 		/**todo testwith old board 0xff for adc_spi */			// old board compatibility (not using specific bits)
-	bus_w16 (addr, valw);
+	valw = 0xffffffff; 				// old board compatibility (not using specific bits)
+	bus_w (addr, valw);
 }
 
 
diff --git a/slsDetectorSoftware/slsDetectorServer/slsDetectorFunctionList.h b/slsDetectorSoftware/slsDetectorServer/slsDetectorFunctionList.h
index 683086e68..4da4a3d8b 100644
--- a/slsDetectorSoftware/slsDetectorServer/slsDetectorFunctionList.h
+++ b/slsDetectorSoftware/slsDetectorServer/slsDetectorFunctionList.h
@@ -124,7 +124,7 @@ int 		setThresholdEnergy(int ev, int imod);
 
 // parameters - dac, adc, hv
 #ifdef JUNGFRAUD
-void 		serializeToSPI(u_int32_t addr, u_int32_t val, u_int16_t csmask, int numbitstosend, u_int16_t clkmask, u_int16_t digoutmask, int digofset);
+void 		serializeToSPI(u_int32_t addr, u_int32_t val, u_int32_t csmask, int numbitstosend, u_int32_t clkmask, u_int32_t digoutmask, int digofset);
 void 		initDac(int dacnum);
 extern void	setAdc(int addr, int val);		// AD9257.h
 int 		voltageToDac(int value);