File content as of revision 2:0c241937eabd:

#ifndef TASK_H_
#define TASK_H_

#include "mbed.h"

/*
 * command characters
 */
#define CMD_MODE_PAIR     'P'
#define CMD_MODE_APPEAR   'A'
#define CMD_TEST_REWARD   'T'
#define CMD_EXECUTE       'x'

#define CHR_DELAY_MIN     'm'
#define CHR_DELAY_VAR     'v'
#define CHR_PREP_DUR      'p'
#define CHR_CUE_DUR       'c'
#define CHR_POST_DUR      'n'
#define CHR_REWARD_DUR    'r'

enum Mode {
    Pair,
    Appear
};

struct Task {
    Mode        mode;           // the trial mode.
    
    uint16_t    delay_min_ms;   // the minimum duration for the delay.
    
    uint16_t    delay_var_ms;   // the average for the (exponential) variable 
                                // duration of the delay.
                                
    uint16_t    prep_dur_ms;    // the duration of the "preparatory period", 
                                // during which licking is not allowed.
    
    uint16_t    cue_dur_ms;     // the cue duration.
    
    uint16_t    post_dur_ms;    // the post-reward recording duration.
    
    uint16_t    reward_ms;      // the duration of reward.reward_ms
    
    explicit Task(const Mode& mode=Pair);
    
    void parseFromSerial();
    
private:
    void writeModeToSerial(bool newline=true);
    void writeSettingsToSerial();
};
#endif