(packet size), and can be one of the following: <br>
Type of error detection (Checksum/CRC) can be specified at receiver side. <em>(version 4.90 or later)</em>
</p>

<table>
 <tr>
  <th>&lt;option&gt;</th>
  <th>(version 4.89 or earlier)</th>
  <th>(version 4.90 or later)</th>
 </tr>
 <tr>
  <td>1</td>
  <td>Checksum</td>
  <td>default(128 bytes)</td>
 </tr>
 <tr>
  <td>2</td>
  <td>CRC</td>
  <td>default(128 bytes)</td>
 </tr>
 <tr>
  <td>3</td>
  <td>1K</td>
  <td>1K</td>
 </tr>
 