28 lines
1.0 KiB
Markdown
28 lines
1.0 KiB
Markdown
# Sender module
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## Stages of flight
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1. Preflight - Remove before flight button or smthing like that
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- no communication, blocked parachute ejection, all systems down
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2. Ready - Signal from groundstation
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- sys check (modules calibration, battery check, atd...), blocked parachute ejection, wait for launch pin removed, only send data, do not save them
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3. Launch - Removed pin from the rocket
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- launch, all systems sending and saving data on sd card
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4. Apogee - Detected that rocket is in apogee with accelerometer
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- parachute ejection, all systems working, gps check and height check
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5. Return - Rocket has no velocity
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- all not needed systems shutdown/sleep, buzz on, gps sending location, battery check, turn off gyro and accelerometer
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## Modules
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- nRF24L01 - Communication with groundstation
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- SD card reader - Write all recieved data to the SD card
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- Buzzer - To find our rocket after launch
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- Servo motors - Ejection of parachute
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## Tasks
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- PCB for our computer
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- send signal of listening
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- wait for recieve
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