mirror of
https://github.com/RIOT-OS/RIOT.git
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71 lines
2.0 KiB
C
71 lines
2.0 KiB
C
/*
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* Copyright (C) 2018 Petr Vyleta <vyleta.developer@gmail.com>
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*
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* This file is subject to the terms and conditions of the GNU Lesser
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* General Public License v2.1. See the file LICENSE in the top level
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* directory for more details.
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*/
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/**
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* @ingroup pkg_u8g2
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* @{
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*
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* @file
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* @brief U8g2 driver for interacting with RIOT-OS peripherals
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*
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* @author Bas Stottelaar <basstottelaar@gmail.com>
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* @author Petr Vyleta <vyleta.developer@gmail.com>
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*
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* @}
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*/
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#ifndef U8X8_RIOTOS_H
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#define U8X8_RIOTOS_H
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#include "u8x8.h"
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#include "periph/gpio.h"
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#ifdef __cplusplus
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extern "C" {
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#endif
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/**
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* @brief Holds RIOT-OS specific peripheral data.
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*
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* This structure has to be set via the U8g2 function @p u8g2_SetUserPtr, prior
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* the call to @p u8x8_InitDisplay or @p u8g2_InitDisplay respectively.
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*
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* The structure can be easily extended with further required definitions (e.g
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* other pins) if necessary, without breaking the RIOT-OS adaptation of U8g2.
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*/
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typedef struct {
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void *user_ptr; /**< Pointer to optionally store any additional user-data */
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unsigned int device_index; /**< Index of the SPI/I2C device */
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gpio_t pin_cs; /**< Pin for SPI CS, GPIO_UNDEF if not used */
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gpio_t pin_dc; /**< Pin for SPI DC, GPIO_UNDEF if not used */
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gpio_t pin_reset; /**< Pin for RESET, GPIO_UNDEF if not used */
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} u8x8_riotos_t;
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/**
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* To be used as the u8x8_msg_cb as gpio_and_delay_cb in u8x8_Setup() for use with RIOT-OS
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*/
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uint8_t u8x8_gpio_and_delay_riotos(u8x8_t *u8g2, uint8_t msg, uint8_t arg_int, void *arg_ptr);
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/**
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* To be used as the u8x8_msg_cb as gpio_and_delay_cb in u8x8_Setup() for use with RIOT-OS.
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*/
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uint8_t u8x8_byte_hw_spi_riotos(u8x8_t *u8g2, uint8_t msg, uint8_t arg_int, void *arg_ptr);
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/**
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* To be used as the u8x8_msg_cb as gpio_and_delay_cb in u8x8_Setup() for use with RIOT-OS.
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*/
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uint8_t u8x8_byte_hw_i2c_riotos(u8x8_t *u8g2, uint8_t msg, uint8_t arg_int, void *arg_ptr);
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#ifdef __cplusplus
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}
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#endif
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#endif /* U8X8_RIOTOS_H */
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