36 lines
1.0 KiB
C
36 lines
1.0 KiB
C
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/* Copyright 2020 Alexander Tulloh
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#pragma once
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#include <stdint.h>
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typedef struct {
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/* 100 - 12000 CPI supported */
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uint16_t cpi;
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} config_pmw_t;
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typedef struct {
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int16_t x;
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int16_t y;
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} report_pmw_t;
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void pmw_init(void);
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config_pmw_t pmw_get_config(void);
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void pmw_set_config(config_pmw_t);
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/* Reads and clears the current delta values on the PMW sensor */
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report_pmw_t pmw_get_report(void);
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