References
Graphics Controller
Prevas Graphics Controller provides a flexible solution, which may be implemented in Altera FPGA devices. The Graphics Controller core is delivered with device drivers and an API which are designed for minimum RAM usage and maximum performance. It gives embedded systems potent graphics capabilities even if low-performance CPUs are employed.
Features
- Adapted to run with NIOS II soft CPU
- Supports all standard XGA/SVGA/VGA compatible LCD or CRT monitors
- Supports up to 1024 x 768 pixels of resolution
- Up to 24-bit RGB color output (16,7M colors)
- 60 Hz refresh rate
- Double buffering support (page flipping)
- 2D hardware acceleration functionality
- Hardware cursor functionality with alpha channel
- Line drawing algorithm; draws lines between any given two points at high speed
- High-performance circle drawing algorithm
- Character printing engine which draws characters at different sizes. Configurable font table/RAM by host
Typical applications
- Embedded Process Control GUIs
- Other control terminal GUIs
- Security terminals
- Measurement equipment displays
- Medical instruments displays
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Prevas
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