* I2C sensors: accelerometer, compass, etc. Each requires EINT and RST GPIO.
* Capacitive Touchpanel (I2C and also requiring EINT and RST GPIO)
* Real-time Clock (usually an I2C device but may be on-board a support MCU)
+* [[PCIe]] via PXPIPE
## Peripherals unique to laptop market
* 32x [[EINT]]-cable GPIO with full edge-triggered and low/high IRQ capability
* 1x [[I2S]] audio with 4-wire output and 1-wire input.
* 3x USB2 (ULPI for reduced pincount) each capable of USB-OTG support
-* DDR3/DDR3L/LPDDR3 32-bit-wide memory controller
+* [[DDR]] DDR3/DDR3L/LPDDR3 32-bit-wide memory controller
* [[JTAG]] for debugging
Some interfaces at:
List of Interfaces:
* [[CSI]]
+* [[DDR]]
* [[JTAG]]
* [[I2C]]
* [[I2S]]