#pragma once
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#include "esp_lcd_panel_vendor.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 LCD panel initialization commands.
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*
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*/
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typedef struct {
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int cmd; /*<! The specific LCD command */
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const void *data; /*<! Buffer that holds the command specific data */
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size_t data_bytes; /*<! Size of `data` in memory, in bytes */
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unsigned int delay_ms; /*<! Delay in milliseconds after this command */
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} gc9d01n_lcd_init_cmd_t;
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/**
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* @brief LCD panel vendor configuration.
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*
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* @note This structure needs to be passed to the `vendor_config` field in `esp_lcd_panel_dev_config_t`.
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*
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*/
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typedef struct {
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const gc9d01n_lcd_init_cmd_t *init_cmds; /*!< Pointer to initialization commands array. Set to NULL if using default commands.
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* The array should be declared as `static const` and positioned outside the function.
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* Please refer to `vendor_specific_init_default` in source file.
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*/
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uint16_t init_cmds_size; /*<! Number of commands in above array */
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} gc9d01n_vendor_config_t;
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/**
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* @brief Create LCD panel for model GC9D01N
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*
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* @note Vendor specific initialization can be different between manufacturers, should consult the LCD supplier for initialization sequence code.
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*
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* @param[in] io LCD panel IO handle
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* @param[in] panel_dev_config general panel device configuration
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* @param[out] ret_panel Returned LCD panel handle
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* @return
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* - ESP_ERR_INVALID_ARG if parameter is invalid
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* - ESP_ERR_NO_MEM if out of memory
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* - ESP_OK on success
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*/
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esp_err_t esp_lcd_new_panel_gc9d01n(const esp_lcd_panel_io_handle_t io, const esp_lcd_panel_dev_config_t *panel_dev_config, esp_lcd_panel_handle_t *ret_panel);
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/**
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* @brief LCD panel bus configuration structure
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*
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* @param[in] sclk SPI clock pin number
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* @param[in] mosi SPI MOSI pin number
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* @param[in] max_trans_sz Maximum transfer size in bytes
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*
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*/
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#define GC9D01N_PANEL_BUS_SPI_CONFIG(sclk, mosi, max_trans_sz) \
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{ \
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.mosi_io_num = mosi, \
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.miso_io_num = -1, \
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.sclk_io_num = sclk, \
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.quadwp_io_num = -1, \
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.quadhd_io_num = -1, \
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.data4_io_num = -1, \
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.data5_io_num = -1, \
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.data6_io_num = -1, \
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.data7_io_num = -1, \
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.max_transfer_sz = max_trans_sz, \
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.flags = 0, \
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.isr_cpu_id = ESP_INTR_CPU_AFFINITY_AUTO, \
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.intr_flags = 0 \
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}
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/**
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* @brief LCD panel IO configuration structure
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*
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* @param[in] cs SPI chip select pin number
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* @param[in] dc SPI data/command pin number
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* @param[in] cb Callback function when SPI transfer is done
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* @param[in] cb_ctx Callback function context
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*
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*/
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#define GC9D01N_PANEL_IO_SPI_CONFIG(cs, dc, callback, callback_ctx) \
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{ \
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.cs_gpio_num = cs, \
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.dc_gpio_num = dc, \
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.spi_mode = 0, \
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.pclk_hz = 80 * 1000 * 1000, \
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.trans_queue_depth = 10, \
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.on_color_trans_done = callback, \
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.user_ctx = callback_ctx, \
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.lcd_cmd_bits = 8, \
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.lcd_param_bits = 8, \
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.flags = {} \
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}
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#ifdef __cplusplus
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}
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#endif
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