parameter is set to FALSE then the command to set the source will be rejected.<p>
If this configuration parameter is set to TRUE then ONE and ONLY ONE of the following configuration parameters must also be set TRUE in order to specify the external time source, for example:<p>
<div class="fragment"><pre class="fragment">  #define CFE_TIME_CFG_SRC_MET   TRUE
  #define CFE_TIME_CFG_SRC_GPS   FALSE
  #define CFE_TIME_CFG_SRC_TIME  FALSE
  </pre></div><p>
Note that Internal MET source depends on available hardwa