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Published byHarold Scott Modified over 9 years ago
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AMCOM MK66 Guidance Module 3-22-2005
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Roll compensation The missile is assigned a reference coordinate frame The missile is assigned a reference coordinate frame Flight control ONLY corrects according to reference frame Flight control ONLY corrects according to reference frame Actual servo mappings based on IMU data, controlled by mapping subroutine Actual servo mappings based on IMU data, controlled by mapping subroutine Back 1 2 3 4 1 2 3 4 A B C D A B C D Frame Designations Servo Designations
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Actuator control Integral values specify servomotor direction: -1, 0, 1 for -5°, 0° and +5° orientation Integral values specify servomotor direction: -1, 0, 1 for -5°, 0° and +5° orientation 8 actuator lines used for 4 servomotors: 4 forward, 4 reverse 8 actuator lines used for 4 servomotors: 4 forward, 4 reverse For ABCD servomotor, -10-10 turn configuration 10100000 For ABCD servomotor, -10-10 turn configuration 10100000 To reverse lines To forward lines
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Correction sequence Correction determined: -5°, +5°, -5°, +5° Differential Calculations Back 1 2 3 4 A B C D Reference frame applied -1 1 Translation to servo codes 0101101001011010 -A -B -C -D +A +B +C +D Servo mapping and line addressing To servos via parallel port
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Remaining software considerations IMU accel position double integration routine nearing completion IMU accel position double integration routine nearing completion Intermediary roll consideration cases Intermediary roll consideration cases Final interfacing Final interfacing Simulation design Simulation design
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System simulation targets Flight software complete and preliminary simulation complete by 3-29-2005 Flight software complete and preliminary simulation complete by 3-29-2005 Simulation development and determination of test cases Simulation development and determination of test cases Actual implementation on FPGA Actual implementation on FPGA
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OUTER SHELL CONSTURCTION MATERIALS Confirmation Number: 0322JNEWQUIST Order Placed By: Jason Newquist Shipping Method: Ground Payment Method: Credit card order using Visa +-----------+---------------------------------+----------- ----+---------------+--------------- 1 8745K62 - $10.72 $10.72 today PVC (Polyvinyl Chloride) Type I Rod 2-3/4" Diameter 1 48855K31 - $14.68 $14.68 today Dark Gray PVC Schedule 80 Unthreaded Pipe 2-1/2" Pipe Size X 5' Length 10 97175A309 - $0.86 $8.60 today Steel Standard Pull-Out Dowel Pin 1/4" Diameter, 1/2" Length, 8-32 Thread Merc handise: $34.00 S hipping: $13.50 Your credit card will be charged: $47.50 Ordered PVC tubing for outer shell and interfaces Ordered PVC tubing for outer shell and interfaces Pull out dowel pins Pull out dowel pins
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PURCHASE ORDER
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JOBS FOR THIS WEEK Materials should arrive late this week Materials should arrive late this week Begin machining soon after arrival Begin machining soon after arrival Finish outer shell and interfaces by April 1 Finish outer shell and interfaces by April 1
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OUTER SHELL CONSTURCTION MATERIALS Confirmation Number: 0322JNEWQUIST Order Placed By: Jason Newquist Shipping Method: Ground Payment Method: Credit card order using Visa +-----------+---------------------------------+----------- ----+---------------+--------------- 1 8745K62 - $10.72 $10.72 today PVC (Polyvinyl Chloride) Type I Rod 2-3/4" Diameter 1 48855K31 - $14.68 $14.68 today Dark Gray PVC Schedule 80 Unthreaded Pipe 2-1/2" Pipe Size X 5' Length 10 97175A309 - $0.86 $8.60 today Steel Standard Pull-Out Dowel Pin 1/4" Diameter, 1/2" Length, 8-32 Thread Merc handise: $34.00 S hipping: $13.50 Your credit card will be charged: $47.50 Ordered PVC tubing for outer shell and interfaces Ordered PVC tubing for outer shell and interfaces Pull out dowel pins Pull out dowel pins
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PURCHASE ORDER
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JOBS FOR THIS WEEK Materials should arrive late this week Materials should arrive late this week Begin machining soon after arrival Begin machining soon after arrival Finish outer shell and interfaces by April 1 Finish outer shell and interfaces by April 1
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