zener/lvgl_esp32_drivers
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity

Add support for commands with bigger width

Browse source
This commit is contained in:
C47D 2021-11-25 21:49:44 -06:00
parent db8be8a4da
commit 8a065b32b6
3 changed files with 65 additions and 31 deletions
Download patch file Download diff file Expand all files Collapse all files

35
lvgl_tft/display_port.h
View file

@ -15,6 +15,17 @@ extern "C"
#include <stdint.h>
#include <stdbool.h>
typedef enum {
CMD_WIDTH_8BITS,
CMD_WIDTH_16BITS,
CMD_WIDTH_INVALID,
} cmd_width_t;
typedef enum {
DATA_XFER_MODE_SYNC,
DATA_XFER_MODE_ASYNC,
} data_xfer_mode_t;
/**
* Busy wait delay port
*
@ -56,9 +67,27 @@ void display_port_gpio_rst(lv_disp_drv_t *drv, uint8_t state);
*/
bool display_port_gpio_is_busy(lv_disp_drv_t *drv);
void display_interface_send_cmd(lv_disp_drv_t *drv, uint8_t cmd, void *args, size_t args_len);
void display_interface_send_data(lv_disp_drv_t *drv, void *data, size_t len);
void display_interface_send_data_async(lv_disp_drv_t *drv, void *data, size_t len);
/**
* Send cmd to display
*
* @param drv Pointer to driver
* @param cmd Command to send
* @param cmd_width Width of the command (in bits) to be sent, see @ref cmd_width_t
* @param args Pointer to arguments, use NULL to send command without arguments
* @param args_len Arguments length (in bytes) to be sent
*/
void display_interface_send_cmd(lv_disp_drv_t *drv, uint32_t cmd, cmd_width_t cmd_width, void *args, size_t args_len);
/**
* Send (image) data to display
*
* @param drv Pointer to driver
* @param data Pointer to data to be sent
* @param len Data length (in bytes) to be sent
* @param mode Data transfer mode, sync (polling) and async, lv_disp_flush must
* be called when finishing the data transfer
*/
void display_interface_send_data(lv_disp_drv_t *drv, void *data, size_t len, data_xfer_mode_t mode);
#ifdef __cplusplus
} /* extern "C" */