void pwmled_set_mode(unsigned char n, unsigned char mode);
/* gpio.c */
-void gpio_init();
+void init_gpio();
void susp_gpio();
void gpio_set(unsigned char n, unsigned char on);
/* ambient.c */
-void ambient_init();
+void init_ambient();
extern volatile unsigned char ambient_zone;
void ambient_adc(uint16_t adc_val);