From ac3dfa742a92de541f86846b94269aab87d55d3c Mon Sep 17 00:00:00 2001 From: yulei Date: Sun, 23 Aug 2020 04:45:06 +0800 Subject: [Keyboard] added matrix 8xv2.0 additional (#9470) * added matrix 8xv2.0 additional keyboard * Apply suggestions from code review Co-authored-by: James Young <18669334+noroadsleft@users.noreply.github.com> * add copyright and speed up the matrix scanning * Update keyboards/matrix/m20add/rules.mk Co-authored-by: Drashna Jaelre Co-authored-by: James Young <18669334+noroadsleft@users.noreply.github.com> Co-authored-by: Drashna Jaelre --- keyboards/matrix/m20add/tca6424.h | 40 +++++++++++++++++++++++++++++++++++++++ 1 file changed, 40 insertions(+) create mode 100644 keyboards/matrix/m20add/tca6424.h (limited to 'keyboards/matrix/m20add/tca6424.h') diff --git a/keyboards/matrix/m20add/tca6424.h b/keyboards/matrix/m20add/tca6424.h new file mode 100644 index 0000000000..6153265ed7 --- /dev/null +++ b/keyboards/matrix/m20add/tca6424.h @@ -0,0 +1,40 @@ +/** + * @file tca6424.h + * @author astro + * @brief driver for the tca6424 + * + * 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 . + */ + +#pragma once + +#include + +#ifndef TCA6424_ADDR + #define TCA6424_ADDR 0x44 +#endif + +typedef enum { + TCA6424_PORT0 = 0, + TCA6424_PORT1, + TCA6424_PORT2, +} TCA6424_PORT; + +void tca6424_init(void); + +void tca6424_write_config(TCA6424_PORT port, uint8_t data); +void tca6424_write_polarity(TCA6424_PORT port, uint8_t data); + +void tca6424_write_port(TCA6424_PORT port, uint8_t data); +uint8_t tca6424_read_port(TCA6424_PORT port); -- cgit v1.2.3