2 * Copyright 2017 Jonathan McDowell <noodles@earth.li>
4 * This program is free software: you can redistribute it and/or modify
5 * it under the terms of the GNU General Public License as published by
6 * the Free Software Foundation, either version 3 of the License, or
7 * (at your option) any later version.
9 * This program is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 * GNU General Public License for more details.
14 * You should have received a copy of the GNU General Public License
15 * along with this program. If not, see <http://www.gnu.org/licenses/>.
25 void ICACHE_FLASH_ATTR max7219_set_pixel(unsigned int x, unsigned int y,
27 void ICACHE_FLASH_ATTR max7219_blit(unsigned int x, unsigned int y,
28 const uint8_t *data, unsigned int width, unsigned int height);
29 void ICACHE_FLASH_ATTR max7219_clear(void);
30 void ICACHE_FLASH_ATTR max7219_print(const char *str);
31 void ICACHE_FLASH_ATTR max7219_show(void);
32 void ICACHE_FLASH_ATTR max7219_init(unsigned int cs);
34 #endif /* _MAX7219_H_ */