26• IRR input• General-purpose 8-bit ADC with 5 multiplexed inputs• i.e. Voltage monitoring• Sleep timer• Watchdog timer• GPIO interrupt control• Support for A/V input monitoring• Monitors the HDMI inputs for activity• Integrated EDID memory for HDMI inputs and VGA inputs• 512 bytes memory x 4 input ports• Support for automatic VGA signal detection and wake-up• HDMI CEC support• UART for debug• Real-time clock support1.2.10. Graphics Processing• 32-bit RGB / YCbCr• 16-bit RGB• 8-bit indexed with CLUT• Graphics Block Transfer (BLT)• Supports copy, bit depth conversion and alpha blending of 8-, 16- and 32-bit pixel maps with 32-bitoutput• Supports Porter-Duff alpha blending formulas• Alpha destination and alpha compare• Point, Line, Rectangle, Text and Trapezoid Draw functions• Rectangle Fill function•Graphics Unit Scaler (GUS)• Support scaling and blending of several graphics planes in a single operation• Can also perform simple BLT operations (BitBlt, stretch BitBlt, trapezoid BitBlt, mirror BitBlt, rotateBitBlt)• Color space converter• Raster Operation (ROP)1.2.11. System Interfaces