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README.md

@@ -1,12 +1,26 @@
-# I²C Bus via MCP2221
+# I²C Bus MCP2221
+
+An [I²C interface](https://github.com/johntalton/and-other-delights) `I2CBus` implementation over [MCP2221](https://github.com/johntalton/mcp2221)
 
-A `I2CBus` implementation over `mcp2221` I²C interface
 
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+
+#
+
+```js
+
+import { MCP2221 } from '@johntalton/mcp2221'
+import { I2CBusMCP2221 } from '@johntalton/i2c-bus-mcp2221'
+
+const hidDevice = /* navigator.hid.request ... */
+const source = new WebHIDStreamSource(hidDevice) // or NodeHIDStreamSource
+const device = MCP2221.from(source)
+const bus = I2CBusMCP2221.from(device)
+
+// bus.readI2CBlock(...) and friends
+```