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/** Functions and tasks related to TeleCommand handling.
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*
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* @file
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* @author P. LEROY
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*
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* A group of functions to handle TeleCommands:\n
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* action launching\n
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* TC parsing\n
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* ...
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*
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*/
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#include "tc_handler.h"
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//***********
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// RTEMS TASK
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unsigned int incomingTransitionCoarseTime;
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void reset_transitionCoarseTime( void )
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{
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incomingTransitionCoarseTime = 0xffffffff;
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}
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void set_transitionCoarseTime( unsigned int value )
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{
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incomingTransitionCoarseTime = value;
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}
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unsigned int get_transitionCoarseTime( void )
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{
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return incomingTransitionCoarseTime;
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}
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rtems_task actn_task( rtems_task_argument unused )
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{
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/** This RTEMS task is responsible for launching actions upton the reception of valid TeleCommands.
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*
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* @param unused is the starting argument of the RTEMS task
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*
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* The ACTN task waits for data coming from an RTEMS msesage queue. When data arrives, it launches specific actions depending
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* on the incoming TeleCommand.
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*
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*/
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int result;
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rtems_status_code status; // RTEMS status code
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ccsdsTelecommandPacket_t TC; // TC sent to the ACTN task
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size_t size; // size of the incoming TC packet
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unsigned char subtype; // subtype of the current TC packet
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unsigned char time[6];
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rtems_id queue_rcv_id;
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rtems_id queue_snd_id;
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status = get_message_queue_id_recv( &queue_rcv_id );
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if (status != RTEMS_SUCCESSFUL)
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{
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PRINTF1("in ACTN *** ERR get_message_queue_id_recv %d\n", status)
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}
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status = get_message_queue_id_send( &queue_snd_id );
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if (status != RTEMS_SUCCESSFUL)
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{
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PRINTF1("in ACTN *** ERR get_message_queue_id_send %d\n", status)
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}
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result = LFR_SUCCESSFUL;
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subtype = 0; // subtype of the current TC packet
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BOOT_PRINTF("in ACTN *** \n")
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while(1)
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{
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status = rtems_message_queue_receive( queue_rcv_id, (char*) &TC, &size,
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RTEMS_WAIT, RTEMS_NO_TIMEOUT);
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getTime( time ); // set time to the current time
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if (status!=RTEMS_SUCCESSFUL)
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{
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PRINTF1("ERR *** in task ACTN *** error receiving a message, code %d \n", status)
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}
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else
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{
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subtype = TC.serviceSubType;
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switch(subtype)
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{
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case TC_SUBTYPE_ENTER:
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result = action_enter_mode( &TC, queue_snd_id );
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break;
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case TC_SUBTYPE_UPDATE_TIME:
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result = action_update_time( &TC );
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break;
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default:
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break;
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}
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}
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}
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}
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//***********
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// TC ACTIONS
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int action_reset(ccsdsTelecommandPacket_t *TC, rtems_id queue_id, unsigned char *time)
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{
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return LFR_SUCCESSFUL;
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}
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int action_enter_mode(ccsdsTelecommandPacket_t *TC, rtems_id queue_id )
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{
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unsigned int *transitionCoarseTime_ptr;
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unsigned int transitionCoarseTime;
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unsigned char * bytePosPtr;
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bytePosPtr = (unsigned char *) &TC->packetID;
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transitionCoarseTime_ptr = (unsigned int *) ( &bytePosPtr[ BYTE_POS_CP_LFR_ENTER_MODE_TIME ] );
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transitionCoarseTime = transitionCoarseTime_ptr[0] & 0x7fffffff;
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printf("local coarse time (without sync bit) = %x, requested transitionCoarseTime = %x\n",
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getLocalCoarseTime(),
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transitionCoarseTime);
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set_transitionCoarseTime( transitionCoarseTime );
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return LFR_SUCCESSFUL;
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}
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int action_update_info(ccsdsTelecommandPacket_t *TC, rtems_id queue_id)
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{
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return LFR_SUCCESSFUL;
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}
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int action_enable_calibration(ccsdsTelecommandPacket_t *TC, rtems_id queue_id, unsigned char *time)
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{
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return LFR_SUCCESSFUL;
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}
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int action_disable_calibration(ccsdsTelecommandPacket_t *TC, rtems_id queue_id, unsigned char *time)
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{
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return LFR_SUCCESSFUL;
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}
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int action_update_time(ccsdsTelecommandPacket_t *TC)
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{
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unsigned int incomingCoarseTime;
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unsigned int currentLocalCoarseTime;
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incomingCoarseTime = (TC->dataAndCRC[0] << 24)
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+ (TC->dataAndCRC[1] << 16)
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+ (TC->dataAndCRC[2] << 8)
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+ TC->dataAndCRC[3];
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currentLocalCoarseTime = getLocalCoarseTime();
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setLocalCoarseTime( incomingCoarseTime );
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printf( "currentLocalCoarseTime = %x, localCoarseTime set to: %x\n", currentLocalCoarseTime, getLocalCoarseTime() );
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return LFR_SUCCESSFUL;
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}
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//*******************
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// ENTERING THE MODES
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int check_mode_value( unsigned char requestedMode )
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{
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return LFR_SUCCESSFUL;
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}
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int check_mode_transition( unsigned char requestedMode )
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{
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return LFR_SUCCESSFUL;
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}
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int check_transition_date( unsigned int transitionCoarseTime )
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{
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return LFR_SUCCESSFUL;
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}
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int stop_current_mode( void )
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{
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return LFR_SUCCESSFUL;
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}
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int enter_mode( unsigned char mode, unsigned int transitionCoarseTime )
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{
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return LFR_SUCCESSFUL;
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}
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int restart_science_tasks(unsigned char lfrRequestedMode )
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{
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return LFR_SUCCESSFUL;
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}
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int suspend_science_tasks()
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{
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return LFR_SUCCESSFUL;
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}
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void launch_waveform_picker( unsigned char mode, unsigned int transitionCoarseTime )
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{
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}
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void launch_spectral_matrix( void )
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{
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}
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void launch_spectral_matrix_simu( void )
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{
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}
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void set_irq_on_new_ready_matrix( unsigned char value )
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{
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}
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void set_run_matrix_spectral( unsigned char value )
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{
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}
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//****************
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// CLOSING ACTIONS
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void update_last_TC_exe( ccsdsTelecommandPacket_t *TC, unsigned char * time )
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{
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}
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void update_last_TC_rej(ccsdsTelecommandPacket_t *TC, unsigned char * time )
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{
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}
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void close_action(ccsdsTelecommandPacket_t *TC, int result, rtems_id queue_id )
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{
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}
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//***************************
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// Interrupt Service Routines
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rtems_isr commutation_isr1( rtems_vector_number vector )
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{
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if (rtems_event_send( Task_id[TASKID_DUMB], RTEMS_EVENT_0 ) != RTEMS_SUCCESSFUL) {
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printf("In commutation_isr1 *** Error sending event to DUMB\n");
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}
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}
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rtems_isr commutation_isr2( rtems_vector_number vector )
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{
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if (rtems_event_send( Task_id[TASKID_DUMB], RTEMS_EVENT_0 ) != RTEMS_SUCCESSFUL) {
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printf("In commutation_isr2 *** Error sending event to DUMB\n");
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}
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}
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//****************
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// OTHER FUNCTIONS
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void updateLFRCurrentMode()
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{
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}
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