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author | Arthur <[email protected]> | 2023-10-10 08:41:40 +0800 |
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committer | GitHub <[email protected]> | 2023-10-09 17:41:40 -0700 |
commit | 6dafcac71399d1d4a4af1b6bfb36d73c6c9155ce (patch) | |
tree | 684e768be553f9be5448c9fd2a73c57ce7570130 /keyboards/miiiw/common | |
parent | 509a2b40b798fd79a9d78b65e4daeb78cecf17ea (diff) | |
download | qmk_firmware-6dafcac71399d1d4a4af1b6bfb36d73c6c9155ce.tar.gz qmk_firmware-6dafcac71399d1d4a4af1b6bfb36d73c6c9155ce.zip |
[Keyboard] Add MIIIW BlackIO83 (#21970)
* Add MIIIW BlackIO83
* Improve the code
* Updated instructions for entering the bootloader
* Update keyboards/miiiw/blackio83/rev_0100/config.h
* Update keyboards/miiiw/blackio83/rev_0100/config.h
* Update keyboards/miiiw/blackio83/config.h
* Update config.h
Diffstat (limited to 'keyboards/miiiw/common')
-rw-r--r-- | keyboards/miiiw/common/shift_register.c | 90 | ||||
-rw-r--r-- | keyboards/miiiw/common/shift_register.h | 34 |
2 files changed, 124 insertions, 0 deletions
diff --git a/keyboards/miiiw/common/shift_register.c b/keyboards/miiiw/common/shift_register.c new file mode 100644 index 0000000000..1f21c12468 --- /dev/null +++ b/keyboards/miiiw/common/shift_register.c @@ -0,0 +1,90 @@ +/* Copyright 2023 ArthurCyy <https://github.com/ArthurCyy> + * + * 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/>. + */ + +#include "quantum.h" +#include "shift_register.h" + +static void shift_out(void); + +static uint8_t shift_values[SHR_SERIES_NUM] = {0}; + +void shift_init(void) { +#ifdef SHR_OE_PIN + setPinOutput(SHR_OE_PIN); + writePinHigh(SHR_OE_PIN); +#endif + setPinOutput(SHR_DATA_PIN); + setPinOutput(SHR_LATCH_PIN); + setPinOutput(SHR_CLOCK_PIN); +} + +void shift_enable(void) { +#ifdef SHR_OE_PIN + writePinLow(SHR_OE_PIN); +#endif + writePinLow(SHR_DATA_PIN); + writePinLow(SHR_LATCH_PIN); + writePinLow(SHR_CLOCK_PIN); +} + +void shift_disable(void) { +#ifdef SHR_OE_PIN + writePinHigh(SHR_OE_PIN); +#endif + writePinLow(SHR_DATA_PIN); + writePinLow(SHR_LATCH_PIN); + writePinLow(SHR_CLOCK_PIN); +} + +void shift_writePin(pin_t pin, int level) { + uint8_t group = (pin - H0) >> 3; + uint8_t bit = 0x01 << ((pin - H0)&0x07); + + if(group >= SHR_SERIES_NUM) + return; + + if(level) + shift_values[group] |= bit; + else + shift_values[group] &= ~bit; + shift_out(); +} + +void shift_writeGroup(int group, uint8_t value) { + if(group >= SHR_SERIES_NUM) + return; + + shift_values[group] = value; + shift_out(); +} + +void shift_writeAll(int level) { + memset(shift_values, level ? 0xFF : 0, sizeof(shift_values)); + shift_out(); +} + +static void shift_out(void) { + uint8_t n = SHR_SERIES_NUM; + writePinLow(SHR_LATCH_PIN); + while(n--){ + for (uint8_t i = 0; i < 8; i++) { + writePinLow(SHR_CLOCK_PIN); + writePin(SHR_DATA_PIN, shift_values[n] & (0x80 >> i)); + writePinHigh(SHR_CLOCK_PIN); + } + } + writePinHigh(SHR_LATCH_PIN); +} diff --git a/keyboards/miiiw/common/shift_register.h b/keyboards/miiiw/common/shift_register.h new file mode 100644 index 0000000000..f9895e63f8 --- /dev/null +++ b/keyboards/miiiw/common/shift_register.h @@ -0,0 +1,34 @@ +/* Copyright 2023 ArthurCyy <https://github.com/ArthurCyy> + * + * 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 + +#include "gpio.h" + +#ifndef GPIOH_BASE +# define GPIOH_BASE (0xFF595A00U) +#endif + +#ifndef SHR_SERIES_NUM +# define SHR_SERIES_NUM 1 +#endif + +extern void shift_init(void); +extern void shift_enable(void); +extern void shift_disable(void); +extern void shift_writePin(pin_t pin, int level); +extern void shift_writeGroup(int group, uint8_t value); +extern void shift_writeAll(int level); |