From mcufriend_how_to.txt
HX8347-A 240x320 ID=0x8347 #define SUPPORT_8347A *** Untested ***
HX8347-D 240x320 ID=0x4747 #define SUPPORT_8347D
HX8347-G 240x320 ID=0x7575 #define SUPPORT_8347D
HX8347-I 240x320 ID=0x9595 #define SUPPORT_8347D
Does "SOFTWARE SCROLL" work in graphictest_kbv Penguin screens ?
Or do you get a readPixel() ERROR ?
David.