EDGPU1 HDK

Screen Information

• For example, 32x240 screen, can display PS16 string 20 char per line
• Screen top left corner is (0,0)
• Color is 64K -> actually 65536 color -> RGB565 -> 32*64*32=65536
• Common color is 0~63 -> common color is first 16 kinds, for example 0 = black, 1 = red, ..

Touch Screen Part Pin Definition

Serial number definition

• 1 Vcc + 3.3V power supply
• 2 RX serial port receiver, then the microcontroller TX
• 3 Tx serial port receiver, then the microcontroller RX
• 4 GND GND
• 5 RST serial port Reset, brush firmware used
• 6 Boot serial port screen BOOT, then + 3.3V that brush firmware, brush firmware use
• 7 Cs Spi cs then store CS
• 8 Di Spi di access memory DI
• 9 DO Spi do Connect to the memory DO
• 10 Clk Spi clk access memory CLK
• 11 Tfcs TF cs access TF card CS
• 12 TFen TF enable TF pin detection pin, low level that TF card has been inserted
• 13 Busy busy, see the GPU manual
• 14 A2 single-chip PA2, extended serial port
• 15 A3 single-chip PA3, extended serial port
• 16 GND GND