void pwm_off(unsigned char n);
void pwm_set(unsigned char n, uint16_t stride);
/* tmr.c */
extern volatile uint16_t jiffies;
void init_tmr();
void pwm_off(unsigned char n);
void pwm_set(unsigned char n, uint16_t stride);
/* tmr.c */
extern volatile uint16_t jiffies;
void init_tmr();