Embedded_Drivers
/
epd-spi
1
0
Fork 0
Code Issues 1 Pull Requests Projects Releases Wiki Activity

Major structure change.

This commit is contained in:
imi415 2022-01-23 16:02:31 +08:00
parent 3d497800bb
commit cdd4834ea6
Signed by: imi415
GPG Key ID: 17F01E106F9F5E0A
17 changed files with 219 additions and 53 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

20
CMakeLists.txt
View File

@ -4,15 +4,25 @@ project(epd-spi)
set(EPD_SOURCES
"src/epd_common.c"
"src/epd_panel_wfh0420cz35.c"
"src/epd_panel_gdew042t2.c"
"src/lcd_panel_jlx256128g_920.c"
"src/oled_panel_elw1501aa.c"
"src/driver/oled_ssd1327.c"
"src/panel/epd_wfh0420cz35.c"
"src/panel/epd_gdew042t2.c"
"src/panel/lcd_jlx256128g_920.c"
"src/panel/oled_elw1501aa.c"
"src/panel/oled_zjy150s700.c"
)
set(EPD_INCLUDES
"include"
)
set(EPD_PRIVATE_INCLUDES
"include/epd-spi"
"include/private"
)
add_library(${PROJECT_NAME} ${EPD_SOURCES})
target_include_directories(${PROJECT_NAME} PUBLIC ${EPD_INCLUDES})
target_include_directories(${PROJECT_NAME}
PUBLIC ${EPD_INCLUDES}
PRIVATE ${EPD_PRIVATE_INCLUDES}
)

6
include/epd-spi/driver/oled_ssd1327.h Normal file
View File

@ -0,0 +1,6 @@
#ifndef DRIVER_SSD1327_H
#define DRIVER_SSD1327_H
#endif

0
include/epd_common.h → include/epd-spi/epd_common.h
View File

2
include/epd_panel_gdew042t2.h → include/epd-spi/panel/epd_gdew042t2.h
View File

@ -1,7 +1,7 @@
#ifndef EPD_GDEW042T2_H
#define EPD_GDEW042T2_H
#include "epd_common.h"
#include "epd-spi/epd_common.h"
/**
* @brief This display module has UC8176 controller IC,

2
include/epd_panel_wfh0420cz35.h → include/epd-spi/panel/epd_wfh0420cz35.h
View File

@ -1,7 +1,7 @@
#ifndef EPD_WFH0420CZ35_H
#define EPD_WFH0420CZ35_h
#include "epd_common.h"
#include "epd-spi/epd_common.h"
/**
* @brief This display module has UC8176 controller IC, with BWR LUT stored in OTP.

2
include/lcd_panel_jlx256128g_920.h → include/epd-spi/panel/lcd_jlx256128g_920.h
View File

@ -1,7 +1,7 @@
#ifndef LCD_PANEL_JLX256128G_920_H
#define LCD_PANEL_JLX256128G_920_H
#include "epd_common.h"
#include "epd-spi/epd_common.h"
/**
* @brief JLX256128G-920 LCD

23
include/epd-spi/panel/oled_elw1501aa.h Normal file
View File

@ -0,0 +1,23 @@
#ifndef OLED_PANEL_ELW1501AA_H
#define OLED_PANEL_ELW1501AA_H
#include "epd-spi/epd_common.h"
/**
* @brief Futaba ELW1501AA(R) PMOLED
* Driver/Controller: Solomon Systech SSD1327
* Resolution: 128x128@4bpp(16 grayscale)
* Link: https://www.futaba.com/oled/
* Datasheet: https://www.futaba.com/wp-content/uploads/2021/08/ELW1501AA.pdf
*/
typedef struct {
epd_cb_t cb;
void *user_data;
} oled_elw1501aa_t;
epd_ret_t oled_elw1501aa_init(oled_elw1501aa_t *elw);
epd_ret_t oled_elw1501aa_upload(oled_elw1501aa_t *oled, epd_coord_t *coord, uint8_t *data);
epd_ret_t oled_elw1501aa_power(oled_elw1501aa_t *elw, uint8_t on);
#endif

23
include/epd-spi/panel/oled_zjy150s700.h Normal file
View File

@ -0,0 +1,23 @@
#ifndef OLED_PANEL_ZJY150S700_H
#define OLED_PANEL_ZJY150S700_H
#include "epd-spi/epd_common.h"
/**
* @brief Futaba zjy150s700(R) PMOLED
* Driver/Controller: Solomon Systech SSD1327
* Resolution: 128x128@4bpp(16 grayscale)
* Link: https://www.futaba.com/oled/
* Datasheet: https://www.futaba.com/wp-content/uploads/2021/08/zjy150s700.pdf
*/
typedef struct {
epd_cb_t cb;
void *user_data;
} oled_zjy150s700_t;
epd_ret_t oled_zjy150s700_init(oled_zjy150s700_t *elw);
epd_ret_t oled_zjy150s700_upload(oled_zjy150s700_t *oled, epd_coord_t *coord, uint8_t *data);
epd_ret_t oled_zjy150s700_power(oled_zjy150s700_t *elw, uint8_t on);
#endif

23
include/oled_panel_elw1501aa.h
View File

@ -1,23 +0,0 @@
#ifndef OLED_PANEL_EWL1501AA_H
#define OLED_PANEL_EWL1501AA_H
#include "epd_common.h"
/**
* @brief Futaba EWL1501AA(R) PMOLED
* Driver/Controller: Solomon Systech SSD1327
* Resolution: 128x128@4bpp(16 grayscale)
* Link: https://www.futaba.com/oled/
* Datasheet: https://www.futaba.com/wp-content/uploads/2021/08/ELW1501AA.pdf
*/
typedef struct {
epd_cb_t cb;
void *user_data;
} oled_ewl1501aa_t;
epd_ret_t oled_ewl1501aa_init(oled_ewl1501aa_t *ewl);
epd_ret_t oled_ewl1501aa_upload(oled_ewl1501aa_t *oled, epd_coord_t *coord, uint8_t *data);
epd_ret_t oled_ewl1501aa_power(oled_ewl1501aa_t *ewl, uint8_t on);
#endif

2
include/epd_private.h → include/private/epd_private.h
View File

@ -1,7 +1,7 @@
#ifndef EPD_PRIVATE_H
#define EPD_PRIVATE_H
#include "epd_common.h"
#include "epd-spi/epd_common.h"
#define EPD_ASSERT(x) if(!(x)) for(;;) { /* ABORT. */}
#define EPD_ERROR_CHECK(x) if(x != EPD_OK) return EPD_FAIL

0
include/epd_panel_gdew042t2_lut.h → include/private/panel/epd_gdew042t2_lut.h
View File

2
src/driver/oled_ssd1327.c Normal file
View File

@ -0,0 +1,2 @@
#include "driver/oled_ssd1327.h"

4
src/epd_panel_gdew042t2.c → src/panel/epd_gdew042t2.c
View File

@ -1,6 +1,6 @@
#include "epd_panel_gdew042t2.h"
#include "panel/epd_gdew042t2.h"
#include "epd_panel_gdew042t2_lut.h"
#include "panel/epd_gdew042t2_lut.h"
#include "epd_private.h"
#define DTM1 0x10

2
src/epd_panel_wfh0420cz35.c → src/panel/epd_wfh0420cz35.c
View File

@ -1,4 +1,4 @@
#include "epd_panel_wfh0420cz35.h"
#include "panel/epd_wfh0420cz35.h"
#include "epd_private.h"

2
src/lcd_panel_jlx256128g_920.c → src/panel/lcd_jlx256128g_920.c
View File

@ -1,4 +1,4 @@
#include "lcd_panel_jlx256128g_920.h"
#include "panel/lcd_jlx256128g_920.h"
#include "epd_private.h"

36
src/oled_panel_elw1501aa.c → src/panel/oled_elw1501aa.c
View File

@ -1,8 +1,8 @@
#include "oled_panel_elw1501aa.h"
#include "panel/oled_elw1501aa.h"
#include "epd_private.h"
static uint8_t ewl1501aa_init_sequence[] = {
static uint8_t elw1501aa_init_sequence[] = {
0x01, 0x81, 0x9C, // Set contrast control
0x01, 0xA0, 0x53, // Set segment re-map
0x01, 0xA1, 0x00, // Set display start line
@ -19,7 +19,7 @@ static uint8_t ewl1501aa_init_sequence[] = {
0x02, 0x75, 0x00, 0x7F, // Set row address
};
static epd_ret_t oled_ewl1501aa_reset(oled_ewl1501aa_t *oled) {
static epd_ret_t oled_elw1501aa_reset(oled_elw1501aa_t *oled) {
if (oled->cb.reset_cb != NULL) {
return oled->cb.reset_cb(oled->user_data);
}
@ -27,7 +27,7 @@ static epd_ret_t oled_ewl1501aa_reset(oled_ewl1501aa_t *oled) {
return EPD_OK;
}
static epd_ret_t oled_ewl1501aa_window(oled_ewl1501aa_t *oled, epd_coord_t *coord) {
static epd_ret_t oled_elw1501aa_window(oled_elw1501aa_t *oled, epd_coord_t *coord) {
if (coord->x_start % 2 != 0 || coord->x_end % 2 == 0) {
return EPD_FAIL;
}
@ -51,7 +51,7 @@ static epd_ret_t oled_ewl1501aa_window(oled_ewl1501aa_t *oled, epd_coord_t *coor
return EPD_OK;
}
static inline uint32_t oled_ewl1501aa_data_size(epd_coord_t *coord) {
static inline uint32_t oled_elw1501aa_data_size(epd_coord_t *coord) {
return (coord->x_end - coord->x_start + 1) * (coord->y_end - coord->y_start + 1) / 2;
}
@ -61,13 +61,15 @@ static inline uint32_t oled_ewl1501aa_data_size(epd_coord_t *coord) {
* less overhead and higher data rate, initialization sequence
* are moved to this seperate function. Call this function before
* sending framebuffer data.
* @param oled pointer to oled_ewl1501aa_t
* @param oled pointer to oled_elw1501aa_t
* @return epd_ret_t EPD_OK for success, EPD_FAIL for error.
*/
epd_ret_t oled_ewl1501aa_init(oled_ewl1501aa_t *oled) {
EPD_ERROR_CHECK(oled_ewl1501aa_reset(oled));
EPD_ERROR_CHECK(epd_common_execute_sequence(&oled->cb, oled->user_data, ewl1501aa_init_sequence,
sizeof(ewl1501aa_init_sequence)));
epd_ret_t oled_elw1501aa_init(oled_elw1501aa_t *oled) {
EPD_ERROR_CHECK(oled_elw1501aa_reset(oled));
EPD_ERROR_CHECK(epd_common_execute_sequence(&oled->cb, oled->user_data, elw1501aa_init_sequence,
sizeof(elw1501aa_init_sequence)));
EPD_ERROR_CHECK(oled_elw1501aa_power(oled, 1));
return EPD_OK;
}
@ -75,16 +77,16 @@ epd_ret_t oled_ewl1501aa_init(oled_ewl1501aa_t *oled) {
/**
* @brief Upload frame buffer to screen.
*
* @param oled pointer to oled_ewl1501aa_t
* @param oled pointer to oled_elw1501aa_t
* @param coord pointer to epd_coord_t, can be NULL to upload full frame.
* @param data array pointer to new pixel data.
* @return epd_ret_t EPD_OK for success, EPD_FAIL for error.
*/
epd_ret_t oled_ewl1501aa_upload(oled_ewl1501aa_t *oled, epd_coord_t *coord, uint8_t *data) {
epd_ret_t oled_elw1501aa_upload(oled_elw1501aa_t *oled, epd_coord_t *coord, uint8_t *data) {
uint32_t data_size = 8192;
if (coord != NULL) {
EPD_ERROR_CHECK(oled_ewl1501aa_window(oled, coord));
data_size = oled_ewl1501aa_data_size(coord);
EPD_ERROR_CHECK(oled_elw1501aa_window(oled, coord));
data_size = oled_elw1501aa_data_size(coord);
}
EPD_ERROR_CHECK(oled->cb.write_data_cb(oled->user_data, data, data_size));
@ -95,7 +97,7 @@ epd_ret_t oled_ewl1501aa_upload(oled_ewl1501aa_t *oled, epd_coord_t *coord, uint
.y_start = 0,
.y_end = 127,
};
EPD_ERROR_CHECK(oled_ewl1501aa_window(oled, &new_coord));
EPD_ERROR_CHECK(oled_elw1501aa_window(oled, &new_coord));
}
return EPD_OK;
}
@ -105,11 +107,11 @@ epd_ret_t oled_ewl1501aa_upload(oled_ewl1501aa_t *oled, epd_coord_t *coord, uint
* LCDs and OLEDs needs to be constant driven in order to
* display a stable image, turn the drivers and source/gate scan on or off.
*
* @param oled pointer to oled_ewl1501aa_t
* @param oled pointer to oled_elw1501aa_t
* @param on 0:off, anything else: on
* @return epd_ret_t EPD_OK for success, EPD_FAIL for error.
*/
epd_ret_t oled_ewl1501aa_power(oled_ewl1501aa_t *oled, uint8_t on) {
epd_ret_t oled_elw1501aa_power(oled_elw1501aa_t *oled, uint8_t on) {
uint8_t cmd[2] = {0xAE, 0x00};
if (on) cmd[0] = 0xAF;
EPD_ERROR_CHECK(oled->cb.write_command_cb(oled->user_data, cmd, 1));

123
src/panel/oled_zjy150s700.c Normal file
View File

@ -0,0 +1,123 @@
#include "panel/oled_zjy150s700.h"
#include "epd_private.h"
static uint8_t zjy150s700_init_sequence[] = {
0x01, 0x81, 0x77, // Set contrast control
0x01, 0xA0, 0x53, // Set segment re-map
0x01, 0xA1, 0x00, // Set display start line
0x01, 0xA2, 0x00, // Set display offset
0x00, 0xA4, // Set normal display mode
0x01, 0xA8, 0x7F, // Set MUX ratio
0x01, 0xAB, 0x01, // Set enable internal VDD regulator mode
0x01, 0xB1, 0x31, // Set phase length of phase 1, phase 2
0x01, 0xB3, 0xB1, // Set ratio of dividing frequency & oscillation frequency
0x01, 0xB5, 0x03, // Set GPIO pin output high (External boost regulator EN)
0x01, 0xB6, 0x0D, // Set pre-charge period
0x00, 0xB9, // Set gray scale table
0x01, 0xBC, 0x07, // Set pre-charge voltage
0x01, 0xBE, 0x07, // Set voltage VCOMH
0x01, 0xD5, 0x02, // Set second precharge enable
0x02, 0x15, 0x00, 0x3F, // Set column address
0x02, 0x75, 0x00, 0x7F, // Set row address
};
static epd_ret_t oled_zjy150s700_reset(oled_zjy150s700_t *oled) {
if (oled->cb.reset_cb != NULL) {
return oled->cb.reset_cb(oled->user_data);
}
return EPD_OK;
}
static epd_ret_t oled_zjy150s700_window(oled_zjy150s700_t *oled, epd_coord_t *coord) {
if (coord->x_start % 2 != 0 || coord->x_end % 2 == 0) {
return EPD_FAIL;
}
if (coord->x_end > 127 || coord->x_start > coord->x_end) {
return EPD_FAIL;
}
if (coord->y_end > 127 || coord->y_start > coord->y_end) {
return EPD_FAIL;
}
uint8_t col_start = coord->x_start / 2;
uint8_t col_end = coord->x_end / 2;
uint8_t col_cmd_buf[3] = {0x15, col_start, col_end};
uint8_t row_cmd_buf[3] = {0x75, coord->y_start, coord->y_end};
EPD_ERROR_CHECK(oled->cb.write_command_cb(oled->user_data, col_cmd_buf, 3));
EPD_ERROR_CHECK(oled->cb.write_command_cb(oled->user_data, row_cmd_buf, 3));
return EPD_OK;
}
static inline uint32_t oled_zjy150s700_data_size(epd_coord_t *coord) {
return (coord->x_end - coord->x_start + 1) * (coord->y_end - coord->y_start + 1) / 2;
}
/**
* @brief Initialize OLED panel
* As OLEDs and LCDs need to be driven constantly, also with
* less overhead and higher data rate, initialization sequence
* are moved to this seperate function. Call this function before
* sending framebuffer data.
* @param oled pointer to oled_zjy150s700_t
* @return epd_ret_t EPD_OK for success, EPD_FAIL for error.
*/
epd_ret_t oled_zjy150s700_init(oled_zjy150s700_t *oled) {
EPD_ERROR_CHECK(oled_zjy150s700_reset(oled));
EPD_ERROR_CHECK(epd_common_execute_sequence(&oled->cb, oled->user_data, zjy150s700_init_sequence,
sizeof(zjy150s700_init_sequence)));
EPD_ERROR_CHECK(oled_zjy150s700_power(oled, 1));
return EPD_OK;
}
/**
* @brief Upload frame buffer to screen.
*
* @param oled pointer to oled_zjy150s700_t
* @param coord pointer to epd_coord_t, can be NULL to upload full frame.
* @param data array pointer to new pixel data.
* @return epd_ret_t EPD_OK for success, EPD_FAIL for error.
*/
epd_ret_t oled_zjy150s700_upload(oled_zjy150s700_t *oled, epd_coord_t *coord, uint8_t *data) {
uint32_t data_size = 8192;
if (coord != NULL) {
EPD_ERROR_CHECK(oled_zjy150s700_window(oled, coord));
data_size = oled_zjy150s700_data_size(coord);
}
EPD_ERROR_CHECK(oled->cb.write_data_cb(oled->user_data, data, data_size));
if (coord != NULL) {
epd_coord_t new_coord = {
.x_start = 0,
.x_end = 127,
.y_start = 0,
.y_end = 127,
};
EPD_ERROR_CHECK(oled_zjy150s700_window(oled, &new_coord));
}
return EPD_OK;
}
/**
* @brief Control the OLED drivers.
* LCDs and OLEDs needs to be constant driven in order to
* display a stable image, turn the drivers and source/gate scan on or off.
*
* @param oled pointer to oled_zjy150s700_t
* @param on 0:off, anything else: on
* @return epd_ret_t EPD_OK for success, EPD_FAIL for error.
*/
epd_ret_t oled_zjy150s700_power(oled_zjy150s700_t *oled, uint8_t on) {
uint8_t cmd[2] = {0xAE, 0x00};
if (on) cmd[0] = 0xAF;
EPD_ERROR_CHECK(oled->cb.write_command_cb(oled->user_data, cmd, 1));
return EPD_OK;
}