* 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
+* [[LPC]] from Raptor Engineering
## Peripherals unique to laptop market
* Rasteriser <https://github.com/jbush001/ChiselGPU/tree/master/hardware>
* OpenShader <https://git.code.sf.net/p/openshader/code>
* GPLGPU <https://github.com/asicguy/gplgpu>
+* FlexGripPlus <https://github.com/Jerc007/Open-GPGPU-FlexGrip->
### Video encode / decode
* 2x 1-lane [[SPI]]
* 1x 4-lane (quad) [[QSPI]]
* 4x SD/MMC (1x 1/2/4/8-bit, 3x 1/2/4-bit)
-* 2x full UART incl. CTS/RTS
-* 3x UART (TX/RX only)
+* 2x full [[UART]] incl. CTS/RTS
+* 3x [[UART]] (TX/RX only)
* 3x [[I2C]] (in case of address clashes between peripherals)
* 8080-style AT/XT/ATI MCU Bus Interface, with multiple (8x CS#) lines
* 3x [[PWM]]-capable GPIO
* 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]]
# Research (to investigate)
+* LPC Interface <https://gitlab.raptorengineering.com/raptor-engineering-public/lpc-spi-bridge-fpga>
* <https://level42.ca/projects/ultra64/Documentation/man/pro-man/pro25/index25.1.html>
* <http://n64devkit.square7.ch/qa/graphics/ucode.htm>
* <https://dac.com/media-center/exhibitor-news/synopsys%E2%80%99-designware-universal-ddr-memory-controller-delivers-30-percent> 110nm DDR3 PHY