Android How-To - Android Test
Audio
Audio In
Audio Out
Display
HDMI
Backlight
LVDS
Dual Display
GPIO
GPIO Setup(Device Tree)
GPIO Export
GPIO Output Example
GPIO Input Example
Controlling GPIO via Android Application
UART
RS485
CAN Bus
I2C
GPU
Multimedia Codecs
USB Host
USB Client
PCI
Ethernet
SPI
WiFi
Bluetooth
SATA
RTC
Power and CPU DVFS
Suspend