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91 lines
1.9 KiB
C
91 lines
1.9 KiB
C
/*
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* Copyright (C) 2016 Freie Universität Berlin
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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 boards_calliope-mini
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* @{
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*
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* @file
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* @brief Calliope mini specific LED handling
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*
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* @author Hauke Petersen <hauke.petersen@fu-berlin.de>
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*/
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#ifndef MINI_H
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#define MINI_H
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#include <stdint.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 Number of rows of the LED matrix
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*/
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#define MINI_MATRIX_ROWS (5U)
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/**
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* @brief Number of columns of the LED matrix
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*/
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#define MINI_MATRIX_COLS (5U)
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/**
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* @brief Initialize the Calliope mini's LED matrix
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*/
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void mini_matrix_init(void);
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/**
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* @brief Turn on a single LED in the LED matrix
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*
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* @param[in] row row of the LED
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* @param[in] col column of the LED
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*/
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void mini_matrix_on(uint8_t row, uint8_t col);
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/**
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* @brief Turn off a single LED in the LED matrix
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*
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* @param[in] row row of the LED
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* @param[in] col column of the LED
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*/
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void mini_matrix_off(uint8_t row, uint8_t col);
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/**
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* @brief Write the given 'image' to the LED matrix
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*
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* In the given buffer, each byte represents one LED in the matrix, hence the
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* buffer MUST be at least 25 byte wide. A byte value of `0` turns an LED off,
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* while any other value turns it on.
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*
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* @param[in] buf new data to display, MUST be at least 25 byte
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*/
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void mini_matrix_set_raw(const uint8_t *buf);
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/**
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* @brief Write the given character to the matrix, using the Mineplex font
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*
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* @param[in] c character to display
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*/
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void mini_matrix_set_char(char c);
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/**
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* @brief Shift the given string through the LED matrix
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*
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* @param[in] str string do display
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* @param[in] delay delay between each step [in us]
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*/
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void mini_matrix_shift_str(const char *str, uint32_t delay);
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#ifdef __cplusplus
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}
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#endif
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#endif /* MINI_H */
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/** @} */
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