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#include <stdlib.h>
#define SHUTDOWN_THRESHOLD 2048
/**
* Contains the system idle loop. Checks for button presses, handles
* standby/resume, reads data from the Modem and updates the Display.
*/
class System {
private:
uint16_t want_shutdown;
void shutdown(void);
void receive(void);
enum RxExpect : uint8_t {
START1,
START2,
PATTERN1,
PATTERN2,
HEADER1,
HEADER2,
META1,
META2,
DATA_FIRSTBLOCK,
DATA,
};
RxExpect rxExpect;
public:
System() { want_shutdown = 0; rxExpect = START1; };
/**
* Initial MCU setup. Turns off unused peripherals to save power
* and configures the button pins. Also configures all other pins
* and peripherals using the enable function of their respective
* classes. Turns on interrupts once that's done.
*/
void initialize(void);
/**
* System idle loop. Checks for button presses, handles
* standby/resume, reads data from the Modem and updates the Display.
*
* It is recommended to run this function before going back to sleep
* whenever the system is woken up by an interrupt.
*/
void loop(void);
};
extern System rocket;
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