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HW.md

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Hardware needed

  1. STM32F407VET6 development board
  2. ILI9341 240x320 2.4" SPI display
  3. Passive Buzzer
  4. 10 push buttons
  5. 2 analog joysticks with 2 axes
  6. USB to TTL
  7. ESP-01
  8. AT24C256 I2C EEPROM module
  9. 1 microSD card reader and microSD card FAT32 formatted

Console board schematic

Hardware design resources projectRoot/docu/HW/

PCB Design

Pinning

USART2 (Debug Interface - Baud 921600)

  1. PA2 (TX - AF7)
  2. PA3 (RX - AF7)

DAC (Audio)

  1. PA4 (DAC1_OUT - Buzzer)

SPI1 (Display ILI9341)

  1. PA5 (SCK - AF5) - Yellow
  2. PA6 (MISO - AF5) - Red
  3. PA7 (MOSI - AF5) - Green
  4. PA9 (DC - Normal GPIO AF) - Blue
  5. PC7 (RST - Normal GPIO AF)- Purple
  6. PB6 (CS - Normal GPIO AF) - Gray

ADC1 (Analog Joysticks)

  1. PC0 (ADC123_IN10 - Left Joystick X axis)
  2. PC1 (ADC123_IN11 - Left Joystick Y axis)
  3. PC2 (ADC123_IN12 - Right Joystick X axis)
  4. PC3 (ADC123_IN13 - Right Joystick Y axis)

GPIO (Button Joysticks)

  1. PE7 (Right D-Pad UP)
  2. PE8 (Right D-Pad RIGHT)
  3. PE9 (Right D-Pad DOWN)
  4. PE10 (Right D-Pad LEFT)
  5. PE11 (Left D-Pad UP)
  6. PE12 (Left D-Pad RIGHT)
  7. PE13 (Left D-Pad DOWN)
  8. PE14 (Left D-Pad LEFT)
  9. PB11 (Special Button 1)
  10. PB12 (Special Button 2)

SD-CARD (Builtin)

  1. PC10 (DAT2 - AF12 PU)
  2. PC11 (CD/DAT3 - AF12 PU)
  3. PD2 (CMD - AF12 PU)
  4. PC12 (CLK - AF12)
  5. PC8 (DAT0 - AF12 PU)
  6. PC9 (DAT1 - AF12 PU)
  7. PD3 (SD card detected - PU)

I2C1 EEPROM Console Settings Storage

  1. PB8 (I2C1_SCL - AF4 PU)
  2. PB9 (I2C2_SDA - AF4 PU)

ESP01 - USART3 (Network Communication - Baud 921600)

  1. PD8 (TX - AF7) - USART3
  2. PD9 (RX - AF7) - USART3
  3. PD10 (EN\ ESP8266 - normal GPIO)
  4. PB10 (RST - normal GPIO)
  5. PC6 (IO 0 - normal GPIO)
  6. PC13 (IO 2 - normal GPIO)

EEPROM address

AT24C256_ADDRESS 0x50U (80)