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## <a name="ATV Can Node"></a> ATV Can Node

It's a PIC16F877 + SJA1000 "MISC" PCB modified to use a PIC18F458 running at 20MHz. It also has the following pin hooked up to the ATV distribution board:

<table border=1 cellpadding=0 cellspacing=0>
  <tr>
    <th bgcolor="#99CCCC"><strong> Pin </strong></th>
    <th bgcolor="#99CCCC"><strong> # </strong></th>
    <th bgcolor="#99CCCC"><strong> Goes to: </strong></th>
  </tr>
  <tr>
    <td> RC6/TX </td>
    <td align="center"> 44 </td>
    <td> BOB-II UART in </td>
  </tr>
  <tr>
    <td> RC2/CCP1 </td>
    <td align="center"> 36 </td>
    <td> Power level </td>
  </tr>
  <tr>
    <td> RD0 </td>
    <td align="center"> 38 </td>
    <td> Red LED </td>
  </tr>
  <tr>
    <td> RD1 </td>
    <td align="center"> 39 </td>
    <td> ATV transmitter IPS511s feedback pin </td>
  </tr>
  <tr>
    <td> RD2 </td>
    <td align="center"> 40 </td>
    <td> ATV transmitter IPS5451S input (ATV TX power on/off) </td>
  </tr>
  <tr>
    <td> RD3 </td>
    <td align="center"> 41 </td>
    <td> Overlay board IPS511s feedback pin </td>
  </tr>
  <tr>
    <td> RD4 </td>
    <td align="center"> 02 </td>
    <td> Overlay board IPS511S input (overlay board power on/off) </td>
  </tr>
  <tr>
    <td> RD5 </td>
    <td align="center"> 03 </td>
    <td> Camera IPS511s feedback pin </td>
  </tr>
  <tr>
    <td> RD6 </td>
    <td align="center"> 04 </td>
    <td> Camera IPS511S input (camera power on/off) </td>
  </tr>
</table>

[[atv\_can\_node.jpg|AtvCanNodeForLv2/atv_can_node.jpg]]

_U = UART, P = PA power level, 5 = 5V (orange), 1 - 6 is the PIC pin number (RD1 - RD6). Note that the wires dive through the holes for strain relief._