diff options
author | Mike Roberts <miker@miker.org> | 2019-05-11 21:12:06 -0400 |
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committer | MechMerlin <30334081+mechmerlin@users.noreply.github.com> | 2019-05-11 18:12:06 -0700 |
commit | f542c0589bec06501a3990070c08638a9124f055 (patch) | |
tree | 82fa658c9b6a16bde2f8b3a91239c085af09763a /keyboards/nek_type_a/mcp23017.h | |
parent | d53cbd2dc6ec6877f2815c546c03b39fac7a8afa (diff) |
NEK Type A (#5175)
* project creation and config.h import
* fix name
* cleanup
* layout for left
* working left with feather pins
* full keymap
* ?
* let's do this
* non working twimaster version
* it fucking works!
* bluetooth!
* cleanup
* use auto output for ADAFRUIT_BLE
* remove auto from custom matrix
* better ble auto
* fix f1
* revert
* fix ble
* update readme
* Update readme.md
* Update readme.md
Diffstat (limited to 'keyboards/nek_type_a/mcp23017.h')
-rw-r--r-- | keyboards/nek_type_a/mcp23017.h | 71 |
1 files changed, 71 insertions, 0 deletions
diff --git a/keyboards/nek_type_a/mcp23017.h b/keyboards/nek_type_a/mcp23017.h new file mode 100644 index 0000000000..41c747beab --- /dev/null +++ b/keyboards/nek_type_a/mcp23017.h @@ -0,0 +1,71 @@ +/* Copyright 2018 Mike Roberts + * + * 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/>. + */ +#ifndef MAP23017_H +#define MAP23017_H + +#define EXPANDER_ADDR 0x27 +#define I2C_TIMEOUT 200 // milliseconds +#define EXPANDER_PAUSE 0 // microseconds + +enum EXPANDER_REGISTERS { + EXPANDER_REG_IODIRA = 0x00, + EXPANDER_REG_IODIRB = 0x01, + EXPANDER_REG_IPOLA = 0x02, + EXPANDER_REG_IPOLB = 0x03, + EXPANDER_REG_GPINTENA = 0x04, + EXPANDER_REG_GPINTENB = 0x05, + EXPANDER_REG_DEFVALA = 0x06, + EXPANDER_REG_DEFVALB = 0x07, + EXPANDER_REG_INTCONA = 0x08, + EXPANDER_REG_INTCONB = 0x09, + EXPANDER_REG_IOCONA = 0x0A, + EXPANDER_REG_IOCONB = 0x0B, + EXPANDER_REG_GPPUA = 0x0C, + EXPANDER_REG_GPPUB = 0x0D, + EXPANDER_REG_INTFA = 0x0E, + EXPANDER_REG_INTFB = 0x0F, + EXPANDER_REG_INTCAPA = 0x10, + EXPANDER_REG_INTCAPB = 0x11, + EXPANDER_REG_GPIOA = 0x12, + EXPANDER_REG_GPIOB = 0x13, + EXPANDER_REG_OLATA = 0x14, + EXPANDER_REG_OLATB = 0x15 +}; + +#define GPA0 0x0 +#define GPA1 0x1 +#define GPA2 0x2 +#define GPA3 0x3 +#define GPA4 0x4 +#define GPA5 0x5 +#define GPA6 0x6 +#define GPA7 0x7 +#define GPB0 0x8 +#define GPB1 0x9 +#define GPB2 0xA +#define GPB3 0xB +#define GPB4 0xC +#define GPB5 0xD +#define GPB6 0xE +#define GPB7 0xF + + +void expander_init(void); +void expander_select(uint8_t pin); +void expander_unselect(uint8_t pin); +void expander_unselect_all(void); + +#endif
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