diff --git a/CHANGELOG.md b/CHANGELOG.md
index 377e998..488fd53 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,12 @@
 # VocalFusion Raspberry Pi Setup Change Log
 
+## 5.3.0
+
+  * Fix setup_dac.py script for XVF3615
+  * Build I2S slave drivers for UA XVF3610 setup
+  * Save crontab settings in 'resources' directory
+  * Use different names for I2S slave and master scripts
+
 ## 5.2.0
 
   * Added copying of asoundrc file at bootup
diff --git a/resources/clk_dac_setup/setup_dac.py b/resources/clk_dac_setup/setup_dac.py
index 9a560b4..3c40794 100644
--- a/resources/clk_dac_setup/setup_dac.py
+++ b/resources/clk_dac_setup/setup_dac.py
@@ -1,5 +1,5 @@
 #!usr/bin/python
-# Copyright (c) 2018-2021, XMOS Ltd, All rights reserved
+# Copyright (c) 2018-2022, XMOS Ltd, All rights reserved
 
 #run this on the raspberry pi to program the DAC
 
@@ -23,7 +23,7 @@ def setup_dac(args):
 
     I2C_EXPANDER_ADDRESS = 0x20
 
-    if args.hw == "xvf3600" or args.hw == "xvf3610" :
+    if "xvf36" in args.hw:
 
         # I2C expander register addresses
         I2C_EXPANDER_OUTPUT_PORT_REG = 0x01
@@ -55,12 +55,12 @@ def setup_dac(args):
         # Configure pin directions. Setting to 1 means input, or Hi-Z. So anything not mentioned
         # below will be an output. Note reset, int and boot_sel NOT driven because they are set high in the mask
         # use DAC_RST_N and level shift OE as driven outputs
-        # Configure the mute pin as input only for XVF3610
+        # Configure the mute pin as input only for XVF361x
         if args.hw == "xvf3600":
             CONFIGURATION_MASK = (1<<XVF_RST_N_PIN) | \
                                  (1<<INT_N_PIN)     | \
                                  (1<<BOOT_SEL_PIN)
-        elif args.hw == "xvf3610":
+        elif "xvf361" in args.hw:
             CONFIGURATION_MASK = (1<<XVF_RST_N_PIN) | \
                                  (1<<INT_N_PIN)     | \
                                  (1<<BOOT_SEL_PIN)  | \
@@ -69,8 +69,8 @@ def setup_dac(args):
         bus.write_byte_data(I2C_EXPANDER_ADDRESS, I2C_EXPANDER_CONFIGURATION_REG, CONFIGURATION_MASK)
         time.sleep(0.1)
 
-        # Enable the interrupt on INT_N pin for XVF3610
-        if args.hw == "xvf3610":
+        # Enable the interrupt on INT_N pin for XVF361x
+        if "xvf361" in args.hw:
             # Interrupts are enabled by setting corresponding mask bits to logic 0
             INTERRUPT_MASK = 0xFF & ~(1<<INT_N_PIN)
             bus.write_byte_data(I2C_EXPANDER_ADDRESS, I2C_EXPANDER_INTERRUPT_MASK_REG, INTERRUPT_MASK)
diff --git a/setup.sh b/setup.sh
index b548633..2cc927c 100755
--- a/setup.sh
+++ b/setup.sh
@@ -59,9 +59,10 @@ else
 fi
 
 # Configure device-specific settings
-case $XMOS_DEVICE in 
+case $XMOS_DEVICE in
   xvf3510-ua|xvf3610-ua|xvf3615-ua)
-    UA_MODE=y
+    USB_MODE=y
+    I2S_MODE=slave
     ASOUNDRC_TEMPLATE=$RPI_SETUP_DIR/resources/asoundrc_vf_xvf3510_ua
     ;;
 
@@ -126,7 +127,7 @@ fi
 echo  "Installing necessary packages for dev kit"
 packages=$PACKAGES_TO_INSTALL
 # Add packages for UA mode
-if [[ -n "$UA_MODE" ]]; then
+if [[ -n "$USB_MODE" ]]; then
   packages="$packages $PACKAGES_TO_INSTALL_ONLY_FOR_UA"
 fi
 for package in $packages; do
@@ -183,7 +184,7 @@ fi
 popd > /dev/null
 
 # Copy the udev rules files if device is UA
-if [[ -n "$UA_MODE" ]]; then
+if [[ -n "$USB_MODE" ]]; then
   echo "Add UDEV rules for XMOS devices"
   sudo cp $RPI_SETUP_DIR/resources/99-xmos.rules /etc/udev/rules.d/
 fi
@@ -208,7 +209,7 @@ sudo /etc/init.d/alsa-utils restart
 
 if [[ -n "$I2S_MODE" ]]; then
   # Create the script to run after each reboot and make the soundcard available
-  i2s_driver_script=$RPI_SETUP_DIR/resources/load_i2s_driver.sh
+  i2s_driver_script=$RPI_SETUP_DIR/resources/load_i2s_${I2S_MODE}_driver.sh
   rm -f $i2s_driver_script
 
   # Sometimes with Buster on RPi3 the SYNC bit in the I2S_CS_A_REG register is not set before the drivers are loaded
@@ -256,27 +257,34 @@ if [[ -n "$DAC_SETUP" ]]; then
 fi
 
 # Regenerate crontab file with new commands
-rm -f $RPI_SETUP_DIR/resources/crontab
+crontab_file=$RPI_SETUP_DIR/resources/crontab
+if [ -n "$USB_MODE" ]; then
+    crontab_file="${crontab_file}_usb"
+elif [ -n "$I2S_MODE" ]; then
+    crontab_file="${crontab_file}_i2s_${I2S_MODE}"
+fi
+
+rm -f $crontab_file
 
 # Setup the crontab to restart I2S at reboot
 if [ -n "$I2S_MODE" ] || [ -n "$DAC_SETUP" ]; then
   if [[ -n "$I2S_MODE" ]]; then
-    echo "@reboot sh $i2s_driver_script" >> $RPI_SETUP_DIR/resources/crontab
+    echo "@reboot sh $i2s_driver_script" >> $crontab_file
   fi
-
   if [[ -n "$DAC_SETUP" ]]; then
-    echo "@reboot sh $dac_and_clks_script" >> $RPI_SETUP_DIR/resources/crontab
+    echo "@reboot sh $dac_and_clks_script" >> $crontab_file
   fi
 popd > /dev/null
 fi
+
 # Setup the crontab to copy the .asoundrc file at reboot
 # Delay the action by 10 seconds to allow the host to boot up
 # This is needed to address the known issue in Raspian Buster:
 # https://forums.raspberrypi.com/viewtopic.php?t=295008
-echo "@reboot sleep 15 && cp $ASOUNDRC_TEMPLATE ~/.asoundrc" >> $RPI_SETUP_DIR/resources/crontab
+echo "@reboot sleep 15 && cp $ASOUNDRC_TEMPLATE ~/.asoundrc" >> $crontab_file
 
 # Update crontab
-crontab $RPI_SETUP_DIR/resources/crontab
+crontab $crontab_file
 
 echo "To enable all interfaces, this Raspberry Pi must be rebooted."