qmk_firmware/keyboards/torn/mcp23018.h
Richard Titmuss e1437c1859
[Keyboard] Add Torn keyboard (#10207)
* Add Torn keyboard

* Apply suggestions from code review

Co-authored-by: Nick Brassel <nick@tzarc.org>

* Remove via json file

* Add mcp23081_pin_t

* Apply suggestions from code review

Co-authored-by: James Young <18669334+noroadsleft@users.noreply.github.com>

* Apply suggestions from code review

Co-authored-by: James Young <18669334+noroadsleft@users.noreply.github.com>

* Apply suggestions from code review

Co-authored-by: Drashna Jaelre <drashna@live.com>

* Apply suggestions from code review

Co-authored-by: Ryan <fauxpark@gmail.com>

Co-authored-by: Richard Titmuss <richardt@spotify.com>
Co-authored-by: Nick Brassel <nick@tzarc.org>
Co-authored-by: James Young <18669334+noroadsleft@users.noreply.github.com>
Co-authored-by: Drashna Jaelre <drashna@live.com>
Co-authored-by: Ryan <fauxpark@gmail.com>
2020-09-19 17:48:43 -07:00

33 lines
1.1 KiB
C

/*
* Copyright 2020 Richard Titmuss (richard.titmuss@gmail.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
#define IODIRA 0x00
#define IODIRB 0x01
#define GPPUA 0x0C
#define GPPUB 0x0D
#define GPIOA 0x12
#define GPIOB 0x13
typedef int16_t mcp23018_status_t;
void msp23018_init(void);
bool mcp23018_reset_required(void);
mcp23018_status_t mcp23018_writeReg(uint8_t regaddr, const uint8_t* data, uint16_t length);
mcp23018_status_t mcp23018_readReg(uint8_t regaddr, uint8_t* data, uint16_t length);