/* Copyright 2020 Richard Sutherland <rich@brickbots.com> * * This program is free software: you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation, either version 2 of the License, or * (at your option) any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #pragma once void adns_begin(void); void adns_end(void); void adns_write(uint8_t reg_addr, uint8_t data); uint8_t adns_read(uint8_t reg_addr); int16_t convertDeltaToInt(uint8_t high, uint8_t low); struct _motion_delta { int16_t delta_x; int16_t delta_y; int8_t motion_ind; }; typedef struct _motion_delta motion_delta_t; motion_delta_t readSensor(void);