-void set_led_bit (uint8_t *led_control_reg, uint8_t led_msg, uint8_t toggle_on);
-void set_lock_leds (uint8_t *led_control_reg, uint8_t lock_status);
-void write_led_page (uint8_t page, const uint8_t *led_array, uint8_t led_count);
+void set_led_bit (uint8_t page, uint8_t *led_control_reg, uint8_t led_addr, uint8_t action);
+void set_lock_leds (uint8_t led_addr, uint8_t led_action, uint8_t page);
+void write_led_byte (uint8_t page, uint8_t row, uint8_t led_byte);
+void write_led_page (uint8_t page, uint8_t *led_array, uint8_t led_count);