391 lines
9.9 KiB
C
391 lines
9.9 KiB
C
/**
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* Copyright (c) 2015 - present LibDriver All rights reserved
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*
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* The MIT License (MIT)
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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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* @file driver_mfrc522_interface_template.c
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* @brief driver mfrc522 interface template source file
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* @version 1.0.0
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* @author Shifeng Li
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* @date 2022-05-31
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*
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* <h3>history</h3>
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* <table>
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* <tr><th>Date <th>Version <th>Author <th>Description
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* <tr><td>2022/05/31 <td>1.0 <td>Shifeng Li <td>first upload
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* </table>
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*/
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#include <stdio.h>
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#include "pico/stdlib.h"
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#include "hardware/spi.h"
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#ifndef NO_DEBUG
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#include <stdarg.h>
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#endif
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#include "driver_mfrc522_interface.h"
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#define MFRC522_CFG_RST_GPIO 9
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#define MFRC522_CFG_SPI_MISO_GPIO 12
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#define MFRC522_CFG_SPI_MOSI_GPIO 11
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#define MFRC522_CFG_SPI_CLK_GPIO 10
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#define MFRC522_CFG_SPI_SS_GPIO 13
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#define MFRC522_CFG_SPI_SPEED_MHZ (1000 * 1000)
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/**
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* @brief interface reset gpio init
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* @return status code
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* - 0 success
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* - 1 reset gpio init failed
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* @note none
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*/
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uint8_t mfrc522_interface_reset_gpio_init(void)
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{
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gpio_init(MFRC522_CFG_RST_GPIO);
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gpio_set_dir(MFRC522_CFG_RST_GPIO, GPIO_OUT);
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return 0;
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}
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/**
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* @brief interface reset gpio deinit
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* @return status code
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* - 0 success
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* - 1 reset gpio deinit failed
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* @note none
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*/
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uint8_t mfrc522_interface_reset_gpio_deinit(void)
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{
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gpio_deinit(MFRC522_CFG_RST_GPIO);
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return 0;
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}
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/**
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* @brief interface reset gpio write
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* @param[in] value is the written value
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* @return status code
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* - 0 success
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* - 1 reset gpio write failed
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* @note none
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*/
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uint8_t mfrc522_interface_reset_gpio_write(uint8_t value)
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{
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gpio_put(MFRC522_CFG_RST_GPIO, !!value);
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return 0;
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}
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/**
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* @brief interface iic bus init
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* @return status code
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* - 0 success
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* - 1 iic init failed
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* @note none
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*/
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uint8_t mfrc522_interface_iic_init(void)
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{
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mfrc522_interface_debug_print("WARN: %s not implemented!\n", __FUNCTION__);
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return 0;
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}
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/**
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* @brief interface iic bus deinit
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* @return status code
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* - 0 success
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* - 1 iic deinit failed
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* @note none
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*/
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uint8_t mfrc522_interface_iic_deinit(void)
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{
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mfrc522_interface_debug_print("WARN: %s not implemented!\n", __FUNCTION__);
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return 0;
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}
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/**
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* @brief interface iic bus read
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* @param[in] addr is the iic device write address
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* @param[in] reg is the iic register address
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* @param[out] *buf points to a data buffer
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* @param[in] len is the length of the data buffer
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* @return status code
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* - 0 success
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* - 1 read failed
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* @note none
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*/
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uint8_t mfrc522_interface_iic_read(uint8_t addr, uint8_t reg, uint8_t *buf, uint16_t len)
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{
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mfrc522_interface_debug_print("WARN: %s not implemented!\n", __FUNCTION__);
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return 0;
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}
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/**
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* @brief interface iic bus write
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* @param[in] addr is the iic device write address
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* @param[in] reg is the iic register address
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* @param[in] *buf points to a data buffer
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* @param[in] len is the length of the data buffer
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* @return status code
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* - 0 success
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* - 1 write failed
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* @note none
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*/
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uint8_t mfrc522_interface_iic_write(uint8_t addr, uint8_t reg, uint8_t *buf, uint16_t len)
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{
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mfrc522_interface_debug_print("WARN: %s not implemented!\n", __FUNCTION__);
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return 0;
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}
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/**
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* @brief interface spi bus init
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* @return status code
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* - 0 success
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* - 1 spi init failed
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* @note none
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*/
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uint8_t mfrc522_interface_spi_init(void)
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{
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gpio_set_function(MFRC522_CFG_SPI_MISO_GPIO, GPIO_FUNC_SPI);
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gpio_set_function(MFRC522_CFG_SPI_MOSI_GPIO, GPIO_FUNC_SPI);
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gpio_set_function(MFRC522_CFG_SPI_CLK_GPIO, GPIO_FUNC_SPI);
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gpio_set_function(MFRC522_CFG_SPI_SS_GPIO, GPIO_FUNC_SPI);
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/*
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* From the manual:
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* "There is no guarantee that the baudrate requested can be achieved exactly;
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* the nearest will be chosen and returned"
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*/
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return !spi_init(spi0, MFRC522_CFG_SPI_SPEED_MHZ);
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}
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/**
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* @brief interface spi bus deinit
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* @return status code
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* - 0 success
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* - 1 spi deinit failed
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* @note none
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*/
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uint8_t mfrc522_interface_spi_deinit(void)
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{
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return 0;
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}
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/**
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* @brief interface spi bus read
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* @param[in] reg is the register address
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* @param[out] *buf points to a data buffer
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* @param[in] len is the length of data buffer
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* @return status code
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* - 0 success
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* - 1 read failed
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* @note none
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*/
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uint8_t mfrc522_interface_spi_read(uint8_t reg, uint8_t *buf, uint16_t len)
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{
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return 0;
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}
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/**
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* @brief interface spi bus write
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* @param[in] reg is the register address
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* @param[in] *buf points to a data buffer
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* @param[in] len is the length of data buffer
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* @return status code
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* - 0 success
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* - 1 write failed
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* @note none
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*/
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uint8_t mfrc522_interface_spi_write(uint8_t reg, uint8_t *buf, uint16_t len)
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{
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return 0;
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}
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/**
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* @brief interface uart init
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* @return status code
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* - 0 success
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* - 1 uart init failed
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* @note none
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*/
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uint8_t mfrc522_interface_uart_init(void)
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{
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mfrc522_interface_debug_print("WARN: %s not implemented!\n", __FUNCTION__);
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return 0;
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}
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/**
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* @brief interface uart deinit
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* @return status code
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* - 0 success
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* - 1 uart deinit failed
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* @note none
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*/
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uint8_t mfrc522_interface_uart_deinit(void)
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{
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mfrc522_interface_debug_print("WARN: %s not implemented!\n", __FUNCTION__);
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return 0;
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}
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/**
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* @brief interface uart read
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* @param[out] *buf points to a data buffer
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* @param[in] len is the length of the data buffer
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* @return status code
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* - 0 success
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* - 1 read failed
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* @note none
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*/
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uint16_t mfrc522_interface_uart_read(uint8_t *buf, uint16_t len)
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{
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mfrc522_interface_debug_print("WARN: %s not implemented!\n", __FUNCTION__);
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return 0;
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}
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/**
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* @brief interface uart write
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* @param[in] *buf points to a data buffer
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* @param[in] len is the length of the data buffer
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* @return status code
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* - 0 success
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* - 1 write failed
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* @note none
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*/
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uint8_t mfrc522_interface_uart_write(uint8_t *buf, uint16_t len)
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{
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mfrc522_interface_debug_print("WARN: %s not implemented!\n", __FUNCTION__);
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return 0;
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}
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/**
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* @brief interface uart flush
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* @return status code
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* - 0 success
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* - 1 uart flush failed
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* @note none
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*/
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uint8_t mfrc522_interface_uart_flush(void)
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{
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mfrc522_interface_debug_print("WARN: %s not implemented!\n", __FUNCTION__);
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return 0;
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}
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/**
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* @brief interface delay ms
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* @param[in] ms
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* @note none
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*/
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void mfrc522_interface_delay_ms(uint32_t ms)
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{
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sleep_ms(ms);
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}
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/**
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* @brief interface print format data
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* @param[in] fmt is the format data
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* @note none
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*/
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void mfrc522_interface_debug_print(const char *const fmt, ...)
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{
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#ifndef NO_DEBUG
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char str[256];
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uint16_t len;
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va_list args;
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memset((char *)str, 0, sizeof(char) * 256);
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va_start(args, fmt);
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vsnprintf((char *)str, 255, (char const *)fmt, args);
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va_end(args);
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len = strlen((char *)str);
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(void)printf((uint8_t *)str, len);
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#endif
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}
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/**
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* @brief interface receive callback
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* @param[in] type is the irq type
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* @note none
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*/
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void mfrc522_interface_receive_callback(uint16_t type)
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{
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switch (type)
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{
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case MFRC522_INTERRUPT_MFIN_ACT :
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{
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mfrc522_interface_debug_print("mfrc522: irq mfin act.\n");
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break;
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}
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case MFRC522_INTERRUPT_CRC :
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{
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mfrc522_interface_debug_print("mfrc522: irq crc.\n");
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break;
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}
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case MFRC522_INTERRUPT_TX :
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{
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mfrc522_interface_debug_print("mfrc522: irq tx.\n");
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break;
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}
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case MFRC522_INTERRUPT_RX :
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{
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mfrc522_interface_debug_print("mfrc522: irq rx.\n");
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break;
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}
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case MFRC522_INTERRUPT_IDLE :
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{
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mfrc522_interface_debug_print("mfrc522: irq idle.\n");
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break;
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}
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case MFRC522_INTERRUPT_HI_ALERT :
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{
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mfrc522_interface_debug_print("mfrc522: irq hi alert.\n");
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break;
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}
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case MFRC522_INTERRUPT_LO_ALERT :
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{
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mfrc522_interface_debug_print("mfrc522: irq lo alert.\n");
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break;
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}
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case MFRC522_INTERRUPT_ERR :
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{
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mfrc522_interface_debug_print("mfrc522: irq err.\n");
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break;
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}
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case MFRC522_INTERRUPT_TIMER :
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{
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mfrc522_interface_debug_print("mfrc522: irq timer.\n");
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break;
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}
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default :
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{
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mfrc522_interface_debug_print("mfrc522: irq unknown code.\n");
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break;
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}
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}
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}
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