fixed the ssd130x_update_tile function about a (x0,y0) / (xt,yt) mismatch

diff --git a/extdrv/ssd130x_oled_driver.c b/extdrv/ssd130x_oled_driver.c
index 46f7140..ef4ade2 100644 (file)
--- a/extdrv/ssd130x_oled_driver.c
+++ b/extdrv/ssd130x_oled_driver.c
@@ -377,7 +377,7 @@ int ssd130x_display_full_screen(struct oled_display* conf)
  */
 int ssd130x_update_tile(struct oled_display* conf, uint8_t x0, uint8_t y0)
 {
-       uint8_t* addr = gddram_start + ((y0 >> 3) * 128) + x0;
+       uint8_t* addr = gddram_start + (y0 * 128) + x0 * 8;
        int ret = 0;
 
        ret = ssd130x_set_column_address(conf, (x0 * 8), (((x0 + 1) * 8) - 1));