#ifndef _main_h
#define _main_h
// count of lines on display
#define NUM_ROWS 10
enum tower_mode_t {
NONE,
ROTATE_CCW,
ROTATE_CW,
BLINK,
};
enum display_mode_t {
NORMAL,
SCROLL
struct message_t {
enum display_mode_t mode;
uint8_t speed;
char *text;
#endif