PDS_VERSION_ID         = PDS3                                                 
RECORD_TYPE            = STREAM                                               
OBJECT                 = TEXT                                                 
  PUBLICATION_DATE     = 2015-12-19                                           
  NOTE                 = "S90_IEB.TXT describes the set of Instrument         
      Expanded Blocks (IEBs) and individual commands used in the S90          
      sequence from 2015-07-13 through 2015-09-21, and a short                
      description of each."                                                   
END_OBJECT             = TEXT                                                 
END                                                                           
                                                                              
S90 RPWS Triggers                                                             
-----------------                                                             
                                                                              
Trigger 12                                                                    
  700 bps Basic Survey Mode, used to initialize instrument                    
                                                                              
Trigger 2C                                                                    
  Periodic Instrument Maintenance (PIM):  Bias LP to +32V                     
                                                                              
Trigger 2E                                                                    
  Put IEB Version Info to housekeeping & clear command counters               
                                                                              
Trigger 42                                                                    
  61-131 kbps 10-KHz WBR cyclic                                               
  For more information see TRIG_42.TXT.                                       
                                                                              
Trigger 44                                                                    
  Stop WBR cyclic                                                             
  For more information see TRIG_44.TXT.                                       
                                                                              
Trigger 46                                                                    
  61-131 kbps compressed 80-KHz WBR cyclic                                    
  For more information see TRIG_46.TXT.                                       
                                                                              
Trigger 80                                                                    
  3-Antenna Direction-finding mode                                            
  For more information see TRIG_80.TXT.                                       
                                                                              
Trigger 8A                                                                    
  887 bps Survey Mode for Saturn Tour, toggling between 40-Hz and 2.5-KHz WFR 
  For more information see TRIG_8A.TXT.                                       
                                                                              
Trigger A0                                                                    
  1150 bps SEDDF Mode for Saturn Tour, toggling between 40-Hz and 2.5-KHz WFR 
  For more information see TRIG_A0.TXT.                                       
                                                                              
Trigger A4                                                                    
  173 kbps HRSED Mode for Saturn Tour, with 325-kHz WBR                       
  For more information see TRIG_A4.TXT.                                       
                                                                              
Trigger AC                                                                    
  75 kbps Ring Plane Crossing mode (RPXING) for Saturn Tour                   
  For more information see TRIG_AC.TXT.                                       
                                                                              
Trigger B6                                                                    
  100 kbps Titan & Icy Moon Closest Approach mode, with 80-KHz WBR            
  For more information see TRIG_B6.TXT.                                       
                                                                              
Trigger B8                                                                    
  3 kbps Magnetotail mode, with moderately fast toggle-mode WFR               
  For more information see TRIG_B8.TXT.                                       
                                                                              
                                                                              
                                                                              
S90 RPWS Commands                                                             
-----------------                                                             
                                                                              
73HFR_ANALYSIS,E1FF                                                           
  Perform HFR Calibration                                                     
                                                                              
73LP_VOLT_CNTL,SPHERE,0,128                                                   
  Bias the LP voltage to -32 volts for the PIM trigger                        
                                                                              
73MEM_TWEAK,HRP,WORD,0x0050,0x00NN,WBRC                                       
  Sets Timing on WBR Captures                                                 
                                                                              
73MEM_TWEAK,LRP,WORD,0x0064,0x0000,SOND                                       
  Disable Sounder                                                             
                                                                              
73MEM_TWEAK,LRP,WORD,0x0064,0xC01F,SOND                                       
  Enable Sounder                                                              
                                                                              
73MFR_CNTL,MODE,COMPRESS,TOGGLE,EX,BZ                                         
  command mfr to toggle mode with compression                                 
                                                                              
73WBR_MODE_CNTL,HOLD,LBAND,EZ                                                 
  Controls sensor and filter of Wideband receiver                             
                                                                              
73WRAP,(0x4045]                                                               
  Clear Internal Expanded Block (IEB) memory