A B C D 1 C2 104 3V3 U2 X+ Y+ X- Y- GND 1 2 3 4 5 6 7 8 VCC XP YP XN YN GND VBAT AUX DCLK CS DIN BUSY DOUT PENIRQ IOVDD VREF XPT2046 16 15 14 13 12 11 10 9 CLK SDI TP_SCK TP_CS TP_SI TP_SDO TP_IRQ 3V3 100K R7 3V3 2 3 4 C1 3V3 104 4 71 GND U1A 2 3 MISO GND TP_SDO R1 3K3 U1B 5 6 1 74VHC125_1 4 74VHC125_1 TP_CS U1C SCLK R3 3K3 9 8 CLK MOSI 74VHC125_1 0 1 GND R4 3K3 AMS-1 i V G o V 5V 1 2 3 AMS1117-3.3 C4 10UF/16V C5 104 3V3 3V3 C3 104 C6 10UF/16V aveshareW 2.8inch Resistive Touch LCD GND 5V GND MISO MOSI SCLK LCD_CS LCD_DC LCD_RST LCD_BL TP_CS TP_IRQ P1 1 2 3 4 5 6 7 8 9 10 11 Header 11 LCD_BL R12 1K Q1 8050 GND GND 3V3 LCD_CS LCD_DC CLK 3V3 Y+ X+ Y- X- 3V3 SDI R8 R9 R10 R11 10R 10R 10R 10R 3V3 R13 10K LCD_RST 3V3 GND 1 2 3 4 A B C D U1D 12 11 SDI 74VHC125_1 3 1 GND U3 NC NC NC NC GND VCC CS RS SCL RD/VCC NC YU XL YD XR LEDA LEDK1 LEDK2 LEDK3 LEDK4 SDA NC NC NC NC NC NC NC NC NC RESET VCC VCC GNG NC NC NC HX8347D 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37