diff --git a/siassatellite.json b/siassatellite.json
index a75c888..a93b67d 100644
--- a/siassatellite.json
+++ b/siassatellite.json
@@ -7,32 +7,43 @@
     "peripherals": [
         {
             "type": "dio",
+            "board": "DIO_SMA",
             "ports": [0],
+            "edge_counter": true,
             "bank_direction_low": "input",
             "bank_direction_high": "output"
         },
         {
             "type": "dio",
+            "board": "DIO_SMA",            
             "ports": [1],
             "bank_direction_low": "output",
             "bank_direction_high": "output"
         },
         {
-            "type": "suservo",
-            "sampler_ports": [2, 3],
-            "urukul0_ports": [4, 5],
-            "urukul1_ports": [6, 7],
-            "clk_sel": 2
+            "type": "dio",
+            "board": "DIO_SMA",            
+            "ports": [2],
+            "bank_direction_low": "output",
+            "bank_direction_high": "output"
         },
         {
-            "type": "urukul",
-            "dds": "ad9910",
-            "ports": [8, 9],
-            "clk_sel": 2
+            "type": "dio",
+            "board": "DIO_SMA",            
+            "ports": [3],
+            "bank_direction_low": "output",
+            "bank_direction_high": "output"
         },
         {
             "type": "fastino",
-            "ports": [10]
+            "ports": [4]
+        },
+        {
+            "type": "suservo",
+            "sampler_ports": [10, 11],
+            "urukul0_ports": [6, 7],
+            "urukul1_ports": [8, 9],
+            "clk_sel": 2
         }
-   ]
-}
+    ]
+}
\ No newline at end of file
diff --git a/ustc4.json b/ustc4.json
new file mode 100644
index 0000000..722f99b
--- /dev/null
+++ b/ustc4.json
@@ -0,0 +1,39 @@
+{
+    "target": "kasli",
+    "min_artiq_version": "6.0",
+    "variant": "ustc4",
+    "hw_rev": "v2.0",
+    "base": "standalone",
+    "core_addr": "192.168.1.75",
+    "peripherals": [
+        {
+            "type": "dio",
+            "ports": [0],
+            "bank_direction_low": "input",
+            "bank_direction_high": "output"
+        },
+        {
+            "type": "dio",
+            "ports": [1],
+            "bank_direction_low": "output",
+            "bank_direction_high": "output"
+        },
+        {
+            "type": "suservo",
+            "sampler_ports": [2, 3],
+            "urukul0_ports": [4, 5],
+            "urukul1_ports": [6, 7],
+            "clk_sel": 2
+        },
+        {
+            "type": "urukul",
+            "dds": "ad9910",
+            "ports": [8, 9],
+            "clk_sel": 2
+        },
+        {
+            "type": "fastino",
+            "ports": [10]
+        }
+   ]
+}