.htm">pinout diagram</a>)
</ul>
<p>
   Before you can configure 74HC165 button inputs, you have to configure
   the chip itself, using the <a href="JSONConfigRef.htm#74hc165"><tt>"74hc165"</tt></a> property:
</p>
<pre>
   {
      "74hc165": {
         nChips: 4,      // number of chips in the daisy chain
         shld: 14,       // GPIO port connected to SH/LD ports on ALL chips
         clk: 15,        // GPIO port connected to CLK pin on ALL chips
         ser: 16,        // GPIO pin connected to SER pin 