sirian/oled-counter-esp32
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works :O with glitches

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This commit is contained in:
Elias Ahokas
2025-10-17 20:20:07 +03:00
parent 4e1502357c
commit b93cf777a5
2 changed files with 4 additions and 18 deletions
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20
main/main.c
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@@ -142,15 +142,9 @@ void lvgl_flush_callback(lv_display_t *disp, const lv_area_t *area, uint8_t *px_
memset(buf, 0, sizeof(buf));
uint16_t bytes = (width * height + 7) / 8;
uint16_t bytes_per_row = width / 8;
uint16_t bytes_per_page = bytes_per_row*8;
uint8_t page = 0;
uint8_t row_byte = 0;
uint8_t byte_bit = 0;
uint8_t page_x = 0;
uint8_t page_y = 0;
@@ -164,26 +158,16 @@ void lvgl_flush_callback(lv_display_t *disp, const lv_area_t *area, uint8_t *px_
if (byte & (1 << bit))
{
buf[page_x] |= (1 << page_y);
printf("#");
}
else
{
printf(".");
}
++page_x;
}
row_byte++;
if (i % bytes_per_row == 0 && i != 0)
{
printf("pagex=%d pagey=%d", page_x, page_y);
printf(" %ld\n", (long)i);
row_byte = 0;
page_y++;
page_x = 0;
}
if(i% bytes_per_page == 0 && i != 0){
printf("\npage\n\n");
i2c_disp_send_cmd(0x22);
i2c_disp_send_cmd(page);
i2c_disp_send_cmd(page);
@@ -324,7 +308,9 @@ void create_counter(void){
counter_label = lv_label_create(scr);
printf("Label created");
lv_obj_set_style_text_color(counter_label, lv_color_white(), 0);
//lv_obj_set_style_text_font(counter_label, &lv_font_montserrat_12, 0);
lv_obj_set_style_text_font(counter_label, &lv_font_montserrat_24, 0);
lv_obj_set_style_text_align(counter_label, LV_TEXT_ALIGN_CENTER, 0);
lv_obj_set_width(counter_label, LV_HOR_RES);
lv_label_set_text(counter_label, "00");
lv_obj_align(counter_label, LV_ALIGN_CENTER, 0, 0);