added sensor JSON docs

Signed-off-by: Budanov <daniil.budanov@intel.com>
Signed-off-by: Abhishek Malik <abhishek.malik@intel.com>

src/servo/es9257.json

@@ -0,0 +1,42 @@
+{
+    "Library": "Servo",
+    "Description": "Servo Library",
+    "Sensor Class":    
+    {
+        "ES9257":
+        {
+            "Brief": "Micro Digital 3D Tail Servo",
+            "Description": "The ES9257 servo is a fast, heavy duty servo that is popular for moving control surfaces on RC models.",
+            "Known As": ["ES9257"],
+            "Categories": ["servos"],
+            "Connections": ["pwm"],
+            "Project Type": ["prototyping"],
+            "Manufacturers": ["emax"],
+            "Kits": ["gsk"],
+            "Image": "es9257.jpg",
+            "Examples":
+            {
+                "C": ["servo.c"]
+            },
+            "Specifications":
+            {
+                "Vdd": {"unit": "v", "typical": 4.8},
+                "Stall Torque": {"unit": "Kgf.cm", "low": 2.5},
+                "Operating Speed (no load)": {"unit": "sec / 60 deg", "max": 0.08},
+                "Pulse Cycle": {"unit": "ms", "typical": 3}
+            },
+            "Platforms":
+            {
+                "Intel Joule Module":
+                {
+                    "Notes": [],
+                    "Images": []
+                }
+            },
+            "Urls" :
+            {
+                "Product Pages": ["https://www.seeedstudio.com/EMAX-ES9257-2.5kg%26amp%3B-.05-sec-Micro-Digital-3D-Tail-Servo-p-762.html"]
+            }
+        }
+    }
+}