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64 lines
1.7 KiB
64 lines
1.7 KiB
8 years ago
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#ifndef MATRIXDSP_H
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#define MATRIXDSP_H
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#include "stm32f1xx_hal.h"
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#include "max2719.h"
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#include <stdbool.h>
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typedef struct {
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MAX2719_Cfg drv;
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uint8_t *screen; /*!< Screen array, organized as series of [all #1 digits], [all #2 digits] ... */
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uint32_t cols; /*!< Number of drivers horizontally */
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uint32_t rows; /*!< Number of drivers vertically */
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} DotMatrix_Cfg;
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typedef struct {
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SPI_TypeDef *SPIx; /*!< SPI iface used by this instance */
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GPIO_TypeDef *CS_GPIOx; /*!< Chip select GPIO port */
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uint16_t CS_PINx; /*!< Chip select pin mask */
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uint32_t cols; /*!< Number of drivers horizontally */
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uint32_t rows; /*!< Number of drivers vertically */
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} DotMatrix_Init;
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// global inst
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extern DotMatrix_Cfg *dmtx;
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DotMatrix_Cfg* dmtx_init(DotMatrix_Init *init);
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/**
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* @brief Display the whole screen array
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* @param dmtx : driver struct
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*/
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void dmtx_show(DotMatrix_Cfg* disp);
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/** Set intensity 0-16 */
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void dmtx_intensity(DotMatrix_Cfg* disp, uint8_t intensity);
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/** Display on/off */
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void dmtx_blank(DotMatrix_Cfg* disp, bool blank);
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/**
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* @brief Send a single bit
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* @param dmtx : driver struct
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* @param x : pixel X
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* @param y : pixel Y
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* @param bit : 1 or 0
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*/
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void dmtx_set(DotMatrix_Cfg* disp, int32_t x, int32_t y, bool bit);
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/** Get a single bit */
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bool dmtx_get(DotMatrix_Cfg* disp, int32_t x, int32_t y);
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/** Set a block using array of row data */
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void dmtx_set_block(DotMatrix_Cfg* disp, int32_t startX, int32_t startY, uint32_t *data_rows, uint32_t width, uint16_t height);
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/** Toggle a single bit */
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void dmtx_toggle(DotMatrix_Cfg* disp, int32_t x, int32_t y);
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/** Clear the screen (not showing) */
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void dmtx_clear(DotMatrix_Cfg* disp);
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#endif // MATRIXDSP_H
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