60 lines
1.8 KiB
C
60 lines
1.8 KiB
C
/*
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* MIT License
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*
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* Copyright (c) 2022-2024 Joey Castillo
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in all
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* copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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* SOFTWARE.
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*/
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#include "watch_spi.h"
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#include "spi.h"
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void watch_enable_spi(void) {
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spi_init(1000000);
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spi_enable();
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}
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void watch_disable_spi(void) {
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spi_disable();
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}
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bool watch_spi_write(const uint8_t *buf, uint16_t length) {
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for (uint16_t i = 0; i < length; i++) {
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spi_transfer(buf[i]);
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}
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return true;
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}
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bool watch_spi_read(uint8_t *buf, uint16_t length) {
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for (uint16_t i = 0; i < length; i++) {
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buf[i] = spi_transfer(0);
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}
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return true;
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}
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bool watch_spi_transfer(const uint8_t *data_out, uint8_t *data_in, uint16_t length) {
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for (uint16_t i = 0; i < length; i++) {
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data_in[i] = spi_transfer(data_out[i]);
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}
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return true;
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}
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