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e1437c1859
* 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>
33 lines
1.1 KiB
C
33 lines
1.1 KiB
C
/*
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* Copyright 2020 Richard Titmuss (richard.titmuss@gmail.com)
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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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#define IODIRA 0x00
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#define IODIRB 0x01
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#define GPPUA 0x0C
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#define GPPUB 0x0D
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#define GPIOA 0x12
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#define GPIOB 0x13
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typedef int16_t mcp23018_status_t;
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void msp23018_init(void);
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bool mcp23018_reset_required(void);
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mcp23018_status_t mcp23018_writeReg(uint8_t regaddr, const uint8_t* data, uint16_t length);
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mcp23018_status_t mcp23018_readReg(uint8_t regaddr, uint8_t* data, uint16_t length);
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