TouchDrv fix FT6xxx invalid coordinates returned in green mode

lewisxhe · Mar 20, 2024 · 07f7252 · 07f7252
1 parent 3c51983
commit 07f7252
Showing 1 changed file with 3 additions and 4 deletions.
diff --git a/src/TouchDrvFT6X36.hpp b/src/TouchDrvFT6X36.hpp
@@ -228,6 +228,9 @@ class TouchDrvFT6X36 :
         // uint8_t gesture = buffer[1];
         //REG 0x02
         uint8_t point = buffer[2] & 0x0F;
+        if (point == 0 || point == 0x0F) {
+            return 0;
+        }
 
         //REG 0x03 ~ 0x04
         // uint8_t eventFlag = (buffer[3] & 0xC0) >> 6;
@@ -236,10 +239,6 @@ class TouchDrvFT6X36 :
         uint16_t posY = ((buffer[5] & 0x0F) << 8) | buffer[6] ;
 
 
-        if (point == 0) {
-            return 0;
-        }
-
         x_array[0] = posX;
         y_array[0] = posY;