diff --git a/artiq/examples/kasli_basic/device_db_hub.py b/artiq/examples/kasli_basic/device_db_hub.py
index dc2fc2d59..ea364ecfc 100644
--- a/artiq/examples/kasli_basic/device_db_hub.py
+++ b/artiq/examples/kasli_basic/device_db_hub.py
@@ -86,13 +86,19 @@ for j in range(3):
             "type": "local",
             "module": "artiq.coredevice.spi2",
             "class": "SPIMaster",
-            "arguments": {"channel": 27 + 2*j}
+            "arguments": {"channel": 27 + 3*j}
+        },
+        "ttl_urukul{}_sync".format(j): {
+            "type": "local",
+            "module": "artiq.coredevice.ttl",
+            "class": "TTLClockGen",
+            "arguments": {"channel": 28 + 3*j, "acc_width": 4}
         },
         "ttl_urukul{}_io_update".format(j): {
             "type": "local",
             "module": "artiq.coredevice.ttl",
             "class": "TTLOut",
-            "arguments": {"channel": 28 + 2*j}
+            "arguments": {"channel": 29 + 3*j}
         },
         "urukul{}_cpld".format(j): {
             "type": "local",
@@ -100,6 +106,7 @@ for j in range(3):
             "class": "CPLD",
             "arguments": {
                 "spi_device": "spi_urukul{}".format(j),
+                "sync_device": "ttl_urukul{}_sync".format(j),
                 "io_update_device": "ttl_urukul{}_io_update".format(j),
                 "refclk": 100e6,
                 "clk_sel": 0
@@ -126,13 +133,13 @@ device_db.update({
         "type": "local",
         "module": "artiq.coredevice.ttl",
         "class": "TTLOut",
-        "arguments": {"channel": 33}
+        "arguments": {"channel": 36}
     },
     "led1": {
         "type": "local",
         "module": "artiq.coredevice.ttl",
         "class": "TTLOut",
-        "arguments": {"channel": 34}
+        "arguments": {"channel": 37}
     }
 })
 
@@ -142,19 +149,19 @@ device_db.update({
         "type": "local",
         "module": "artiq.coredevice.spi2",
         "class": "SPIMaster",
-        "arguments": {"channel": 35}
+        "arguments": {"channel": 38}
     },
     "ttl_zotino0_ldac": {
         "type": "local",
         "module": "artiq.coredevice.ttl",
         "class": "TTLOut",
-        "arguments": {"channel": 36}
+        "arguments": {"channel": 39}
     },
     "ttl_zotino0_clr": {
         "type": "local",
         "module": "artiq.coredevice.ttl",
         "class": "TTLOut",
-        "arguments": {"channel": 37}
+        "arguments": {"channel": 40}
     },
     "zotino0": {
         "type": "local",
diff --git a/artiq/examples/kasli_basic/device_db_luh.py b/artiq/examples/kasli_basic/device_db_luh.py
new file mode 100644
index 000000000..9efdbd190
--- /dev/null
+++ b/artiq/examples/kasli_basic/device_db_luh.py
@@ -0,0 +1,183 @@
+core_addr = "staging.ber.quartiq.de"
+
+device_db = {
+    "core": {
+        "type": "local",
+        "module": "artiq.coredevice.core",
+        "class": "Core",
+        "arguments": {"host": core_addr, "ref_period": 1e-9}
+    },
+    "core_log": {
+        "type": "controller",
+        "host": "::1",
+        "port": 1068,
+        "command": "aqctl_corelog -p {port} --bind {bind} " + core_addr
+    },
+    "core_cache": {
+        "type": "local",
+        "module": "artiq.coredevice.cache",
+        "class": "CoreCache"
+    },
+    "core_dma": {
+        "type": "local",
+        "module": "artiq.coredevice.dma",
+        "class": "CoreDMA"
+    },
+
+    "i2c_switch0": {
+        "type": "local",
+        "module": "artiq.coredevice.i2c",
+        "class": "PCA9548",
+        "arguments": {"address": 0xe0}
+    },
+    "i2c_switch1": {
+        "type": "local",
+        "module": "artiq.coredevice.i2c",
+        "class": "PCA9548",
+        "arguments": {"address": 0xe2}
+    },
+}
+
+
+device_db.update({
+    "ttl" + str(i): {
+        "type": "local",
+        "module": "artiq.coredevice.ttl",
+        "class": "TTLInOut" if i < 4 else "TTLOut",
+        "arguments": {"channel": i},
+    } for i in range(24)
+})
+
+
+device_db.update({
+    "spi_sampler0_adc": {
+        "type": "local",
+        "module": "artiq.coredevice.spi2",
+        "class": "SPIMaster",
+        "arguments": {"channel": 24}
+    },
+    "spi_sampler0_pgia": {
+        "type": "local",
+        "module": "artiq.coredevice.spi2",
+        "class": "SPIMaster",
+        "arguments": {"channel": 25}
+    },
+    "spi_sampler0_cnv": {
+        "type": "local",
+        "module": "artiq.coredevice.ttl",
+        "class": "TTLOut",
+        "arguments": {"channel": 26},
+    },
+    "sampler0": {
+        "type": "local",
+        "module": "artiq.coredevice.sampler",
+        "class": "Sampler",
+        "arguments": {
+            "spi_adc_device": "spi_sampler0_adc",
+            "spi_pgia_device": "spi_sampler0_pgia",
+            "cnv_device": "spi_sampler0_cnv"
+        }
+    }
+})
+
+for j in range(2):
+    device_db.update({
+        "spi_urukul{}".format(j): {
+            "type": "local",
+            "module": "artiq.coredevice.spi2",
+            "class": "SPIMaster",
+            "arguments": {"channel": 27 + 3*j}
+        },
+        "ttl_urukul{}_sync".format(j): {
+            "type": "local",
+            "module": "artiq.coredevice.ttl",
+            "class": "TTLClockGen",
+            "arguments": {"channel": 28 + 3*j, "acc_width": 4}
+        },
+        "ttl_urukul{}_io_update".format(j): {
+            "type": "local",
+            "module": "artiq.coredevice.ttl",
+            "class": "TTLOut",
+            "arguments": {"channel": 29 + 3*j}
+        },
+        "urukul{}_cpld".format(j): {
+            "type": "local",
+            "module": "artiq.coredevice.urukul",
+            "class": "CPLD",
+            "arguments": {
+                "spi_device": "spi_urukul{}".format(j),
+                "sync_device": "ttl_urukul{}_sync".format(j),
+                "io_update_device": "ttl_urukul{}_io_update".format(j),
+                "refclk": 100e6,
+                "clk_sel": 0
+            }
+        }
+    })
+
+    device_db.update({
+        "urukul{}_ch{}".format(j, i): {
+            "type": "local",
+            "module": "artiq.coredevice.ad9910",
+            "class": "AD9910",
+            "arguments": {
+                "pll_n": 40,
+                "chip_select": 4 + i,
+                "cpld_device": "urukul{}_cpld".format(j)
+            }
+        } for i in range(4)
+    })
+
+device_db.update({
+    "grabber0": {
+        "type": "local",
+        "module": "artiq.coredevice.grabber",
+        "class": "grabber",
+        "arguments": {"channel_base": 33}
+    }
+})
+
+device_db.update({
+    "led0": {
+        "type": "local",
+        "module": "artiq.coredevice.ttl",
+        "class": "TTLOut",
+        "arguments": {"channel": 35}
+    },
+    "led1": {
+        "type": "local",
+        "module": "artiq.coredevice.ttl",
+        "class": "TTLOut",
+        "arguments": {"channel": 36}
+    }
+})
+
+device_db.update({
+    "spi_zotino0": {
+        "type": "local",
+        "module": "artiq.coredevice.spi2",
+        "class": "SPIMaster",
+        "arguments": {"channel": 37}
+    },
+    "ttl_zotino0_ldac": {
+        "type": "local",
+        "module": "artiq.coredevice.ttl",
+        "class": "TTLOut",
+        "arguments": {"channel": 38}
+    },
+    "ttl_zotino0_clr": {
+        "type": "local",
+        "module": "artiq.coredevice.ttl",
+        "class": "TTLOut",
+        "arguments": {"channel": 39}
+    },
+    "zotino0": {
+        "type": "local",
+        "module": "artiq.coredevice.zotino",
+        "class": "Zotino",
+        "arguments": {
+            "spi_device": "spi_zotino0",
+            "ldac_device": "ttl_zotino0_ldac",
+            "clr_device": "ttl_zotino0_clr"
+        }
+    }
+})
diff --git a/artiq/examples/kasli_basic/device_db_opticlock.py b/artiq/examples/kasli_basic/device_db_opticlock.py
index 068aba9fa..70c4d22d6 100644
--- a/artiq/examples/kasli_basic/device_db_opticlock.py
+++ b/artiq/examples/kasli_basic/device_db_opticlock.py
@@ -198,7 +198,7 @@ device_db = {
         "class": "TTLOut",
         "arguments": {"channel": 25}
     },
-    "novogorny0" : {
+    "novogorny0": {
         "type": "local",
         "module": "artiq.coredevice.novogorny",
         "class": "Novogorny",
@@ -313,23 +313,94 @@ device_db = {
         "arguments": {"channel": 33}
     },
 
+    "spi_urukul1": {
+        "type": "local",
+        "module": "artiq.coredevice.spi2",
+        "class": "SPIMaster",
+        "arguments": {"channel": 34}
+    },
+    "ttl_urukul1_sync": {
+        "type": "local",
+        "module": "artiq.coredevice.ttl",
+        "class": "TTLClockGen",
+        "arguments": {"channel": 35, "acc_width": 4}
+    },
+    "ttl_urukul1_io_update": {
+        "type": "local",
+        "module": "artiq.coredevice.ttl",
+        "class": "TTLOut",
+        "arguments": {"channel": 36}
+    },
+    "urukul1_cpld": {
+        "type": "local",
+        "module": "artiq.coredevice.urukul",
+        "class": "CPLD",
+        "arguments": {
+            "spi_device": "spi_urukul1",
+            "sync_device": "ttl_urukul1_sync",
+            "io_update_device": "ttl_urukul1_io_update",
+            "refclk": 100e6,
+            "clk_sel": 1
+        }
+    },
+    "urukul1_ch0": {
+        "type": "local",
+        "module": "artiq.coredevice.ad9910",
+        "class": "AD9910",
+        "arguments": {
+            "pll_n": 40,
+            "chip_select": 4,
+            "cpld_device": "urukul1_cpld"
+        }
+    },
+    "urukul1_ch1": {
+        "type": "local",
+        "module": "artiq.coredevice.ad9910",
+        "class": "AD9910",
+        "arguments": {
+            "pll_n": 40,
+            "chip_select": 5,
+            "cpld_device": "urukul1_cpld"
+        }
+    },
+    "urukul1_ch2": {
+        "type": "local",
+        "module": "artiq.coredevice.ad9910",
+        "class": "AD9910",
+        "arguments": {
+            "pll_n": 40,
+            "chip_select": 6,
+            "cpld_device": "urukul1_cpld"
+        }
+    },
+    "urukul1_ch3": {
+        "type": "local",
+        "module": "artiq.coredevice.ad9910",
+        "class": "AD9910",
+        "arguments": {
+            "pll_n": 40,
+            "chip_select": 7,
+            "cpld_device": "urukul1_cpld"
+        }
+    },
+
     "spi_zotino0": {
         "type": "local",
         "module": "artiq.coredevice.spi2",
         "class": "SPIMaster",
-        "arguments": {"channel": 36}
+        "arguments": {"channel": 37}
     },
     "ttl_zotino0_ldac": {
         "type": "local",
         "module": "artiq.coredevice.ttl",
         "class": "TTLOut",
-        "arguments": {"channel": 37}
+        "arguments": {"channel": 38}
     },
     "ttl_zotino0_clr": {
         "type": "local",
         "module": "artiq.coredevice.ttl",
         "class": "TTLOut",
-        "arguments": {"channel": 38}
+        "arguments": {"channel": 39}
     },
     "zotino0": {
         "type": "local",
diff --git a/artiq/gateware/targets/kasli.py b/artiq/gateware/targets/kasli.py
index e20ad51ea..60b7b0af1 100755
--- a/artiq/gateware/targets/kasli.py
+++ b/artiq/gateware/targets/kasli.py
@@ -175,7 +175,8 @@ class Opticlock(_StandaloneBase):
             self.submodules += phy
             self.rtio_channels.append(rtio.Channel.from_phy(phy))
 
-        eem.Urukul.add_std(self, 6, None, ttl_serdes_7series.Output_8X)
+        eem.Urukul.add_std(self, 6, None, ttl_serdes_7series.Output_8X,
+                           ttl_simple.ClockGen)
         eem.Zotino.add_std(self, 7, ttl_serdes_7series.Output_8X)
 
         self.config["HAS_RTIO_LOG"] = None
@@ -560,9 +561,12 @@ class HUB(_StandaloneBase):
         eem.DIO.add_std(self, 2,
             ttl_serdes_7series.Output_8X, ttl_serdes_7series.Output_8X)
         eem.Sampler.add_std(self, 3, None, ttl_serdes_7series.Output_8X)
-        eem.Urukul.add_std(self, 4, None, ttl_serdes_7series.Output_8X)
-        eem.Urukul.add_std(self, 5, None, ttl_serdes_7series.Output_8X)
-        eem.Urukul.add_std(self, 6, None, ttl_serdes_7series.Output_8X)
+        eem.Urukul.add_std(self, 4, None, ttl_serdes_7series.Output_8X,
+                           ttl_simple.ClockGen)
+        eem.Urukul.add_std(self, 5, None, ttl_serdes_7series.Output_8X,
+                           ttl_simple.ClockGen)
+        eem.Urukul.add_std(self, 6, None, ttl_serdes_7series.Output_8X,
+                           ttl_simple.ClockGen)
 
         for i in (1, 2):
             sfp_ctl = self.platform.request("sfp_ctl", i)
@@ -605,8 +609,10 @@ class LUH(_StandaloneBase):
         eem.DIO.add_std(self, 2,
             ttl_serdes_7series.Output_8X, ttl_serdes_7series.Output_8X)
         eem.Sampler.add_std(self, 3, None, ttl_serdes_7series.Output_8X)
-        eem.Urukul.add_std(self, 4, None, ttl_serdes_7series.Output_8X)
-        eem.Urukul.add_std(self, 5, None, ttl_serdes_7series.Output_8X)
+        eem.Urukul.add_std(self, 4, None, ttl_serdes_7series.Output_8X,
+                           ttl_simple.ClockGen)
+        eem.Urukul.add_std(self, 5, None, ttl_serdes_7series.Output_8X,
+                           ttl_simple.ClockGen)
         eem.Grabber.add_std(self, 6)
 
         for i in (1, 2):
@@ -649,12 +655,12 @@ class Tester(_StandaloneBase):
         eem.DIO.add_std(self, 5,
             ttl_serdes_7series.InOut_8X, ttl_serdes_7series.Output_8X)
         eem.Urukul.add_std(self, 0, 1, ttl_serdes_7series.Output_8X,
-                ttl_simple.ClockGen)
+                           ttl_simple.ClockGen)
         eem.Sampler.add_std(self, 3, 2, ttl_serdes_7series.Output_8X)
         eem.Zotino.add_std(self, 4, ttl_serdes_7series.Output_8X)
         eem.Grabber.add_std(self, 6)
         eem.Urukul.add_std(self, 7, None, ttl_serdes_7series.Output_8X,
-                ttl_simple.ClockGen)
+                           ttl_simple.ClockGen)
         eem.DIO.add_std(self, 8,
             ttl_serdes_7series.Output_8X, ttl_serdes_7series.Output_8X)
         eem.DIO.add_std(self, 9,