hardware.h

#ifndef HARDWARE_H
#define HARDWARE_H
#ifdef __cplusplus
  extern "C" {
#endif

#define KEYPADADRESS 0x20

#define KEYCFG_1 "O,P,Q,A y Space"
#define KEYCFG_2 "Joysktick Kempston"
#define KEYCFG_3 "Joystick Sinclair"
#define KEYCFG_4 "P,L,Z,X y M"


  enum SpecKeys
  { SPECKEY_NONE,
    SPECKEY_1,     SPECKEY_2, SPECKEY_3, SPECKEY_4, SPECKEY_5,    SPECKEY_6, SPECKEY_7, SPECKEY_8, SPECKEY_9,    SPECKEY_0,
    SPECKEY_Q,     SPECKEY_W, SPECKEY_E, SPECKEY_R, SPECKEY_T,    SPECKEY_Y, SPECKEY_U, SPECKEY_I, SPECKEY_O,    SPECKEY_P, 
    SPECKEY_A,     SPECKEY_S, SPECKEY_D, SPECKEY_F, SPECKEY_G,    SPECKEY_H, SPECKEY_J, SPECKEY_K, SPECKEY_L,    SPECKEY_ENTER, 
    SPECKEY_SHIFT, SPECKEY_Z, SPECKEY_X, SPECKEY_C, SPECKEY_V,    SPECKEY_B, SPECKEY_N, SPECKEY_M, SPECKEY_SYMB, SPECKEY_SPACE,     
    JOYK_UP, JOYK_DOWN, JOYK_LEFT, JOYK_RIGHT,JOYK_FIRE,
    VEGAKEY_MENU
  };

typedef struct {
//  char romfile[256];
//  char snapfile[256];
  char tapefile[256];
  uint8_t mappingindex=0;
  bool sonido=0;
} tipo_emuopt ;

//extern uint8_t border;
extern uint8_t kempston_port;
extern uint8_t ulaport_FF;
extern uint8_t speckey[];

extern int keys[];
extern int oldkeys[];

void leebotones(void);
int mirabotones(void);
void updatekey(uint8_t key, uint8_t state);
void paint_button(int b, int state);
void pf575_write(uint16_t dato);
void keypad_i2c_read(void);
void keypad_i2c_init(void);

//#include "HardwareSerial.h"
//extern HardwareSerial Serial;
#define AS_printf Serial.printf
#define AS_print Serial.print

#ifdef __cplusplus
  }
#endif
#endif  // #ifdef HARDWARE_H