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Updating the document to reflect that the device returns hexadecimal.
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@ -12,6 +12,6 @@ Hardware ID: `0x0004`
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| `0` | `KEYBOARD_CLEAR` | `0 kJ` | Clear the keypress buffer |
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| `1` | `KEYBOARD_FETCH_KEY` | `0 kJ` | Reads the oldest keycode from the buffer into the B register and remove it|
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The `KEYBOARD_FETCH_KEY` operation will return `0` when the buffer is empty.
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The `KEYBOARD_FETCH_KEY` operation will return `0x0` when the buffer is empty.
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Keycodes: [keycode.info](http://keycode.info/)
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