EDGPU1 HDK

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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, ..

Dimension

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