diff --git a/src/devices/Device-Index.md b/src/devices/Device-Index.md
index 036d067c61cb188173add89f0537b30e1866040d..5eccfd4171e024315d5aff3d8aa5915387caf68d 100644
--- a/src/devices/Device-Index.md
+++ b/src/devices/Device-Index.md
@@ -32,6 +32,7 @@
 * [Mcp23xxx - I/O Expander device family](Mcp23xxx/README.md)
 * [Mcp25xxx device family - CAN bus](Mcp25xxx/README.md)
 * [MCP3008 - 10-bit Analog to Digital Converter](Mcp3008/README.md)
+* [Mcp3428 - Analog to Digital Converter (I2C)](Mcp3428/README.md)
 * [MPR121 - Proximity Capacitive Touch Sensor Controller](Mpr121/README.md)
 * [nRF24L01 - Single Chip 2.4 GHz Transceiver](Nrf24l01/README.md)
 * [NXP/TI PCx857x](Pcx857x/README.md)
diff --git a/src/devices/Mcp3428/README.md b/src/devices/Mcp3428/README.md
index 25ea41bb45a7a667647dcfc5af4b7b7523adbaea..29a961197227324a3cabaa58c68b5b1922e99b6d 100644
--- a/src/devices/Mcp3428/README.md
+++ b/src/devices/Mcp3428/README.md
@@ -1,4 +1,4 @@
-# Mcp3428
+# Mcp3428 - Analog to Digital Converter (I2C)
 
 ## Summary
 
@@ -32,5 +32,5 @@ using (var adc = new Mcp3428(dev)) // Default settings
 
 The library provides an async API as reading with 16 bit resolution can take up to 60-80ms. It's in a separate class called `Mcp3428Async`.
 
-## References 
+## References
 Provide any references to other tutorials, blogs and hardware related to the component that could help others get started.
diff --git a/src/devices/Mcp3428/category.txt b/src/devices/Mcp3428/category.txt
new file mode 100644
index 0000000000000000000000000000000000000000..b04505bffc1a521594c210f9725c3e0a5f0cda97
--- /dev/null
+++ b/src/devices/Mcp3428/category.txt
@@ -0,0 +1 @@
+adc
diff --git a/src/devices/README.md b/src/devices/README.md
index 51c13819918bcc785203ca2aa934eec0e2b373d9..436ed47d626b877d455ac00bb6bad032af601569 100644
--- a/src/devices/README.md
+++ b/src/devices/README.md
@@ -14,6 +14,7 @@ Our vision: the majority of .NET bindings are written completely in .NET languag
 
 * [ADS1115 - Analog to Digital Converter](Ads1115/README.md)
 * [MCP3008 - 10-bit Analog to Digital Converter](Mcp3008/README.md)
+* [Mcp3428 - Analog to Digital Converter (I2C)](Mcp3428/README.md)
 
 ### Accelerometers