• Pinout
• Accessing the peripherals on the UP 4000
• GPIO
• Interrupts
• Example IRQ test using Python Periphery
• UART
• I2C ports
• Change I2C clock speed
• SPI Ports
• Installing ACPI overrides to enable SPI in userspace
• PWM ports
• Example: Generate PWM signal on PWM0
• ADC ports
• I2S
• exHAT Pinout
• exHAT connector
• FPGA
• LEDs
• Watchdog