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1.1. JESD204B Design Example Quick Start Guide
1.2. Supported Configurations
1.3. Generic Design Example
1.4. Presets
1.5. Selecting and Generating the Design Example
1.6. Design Example with RTL State Machine Control Unit
1.7. Design Example with Nios II Processor Control Unit
1.8. JESD204B IP Core Design Example Document Archives
1.9. JESD204B IP Core Design Example User Guide Document Revision History
1.7.1. Design Example Components
1.7.2. System Clocking
1.7.3. Nios II Processor Design Example Files
1.7.4. Nios II Processor Design Example System Parameters
1.7.5. Nios II Processor Design Example System Interface Signals
1.7.6. Compiling the Design Example for Synthesis
1.7.7. Implementing the Design on the Development Kit
1.7.8. Running the Software Control Flow
1.7.9. Customizing the Design Example
1.7.1.1.5. SPI Master
The SPI master module (altera_avalon_spi) is a 4-wire, 24-bit width interface.
This module uses the SPI protocol to facilitate the configuration of external converters (for example, ADC, DAC, external clock modules) via a structured register space inside the converter device. The SPI master module is connects to the Nios II processor via the Avalon-MM interconnect. By default, the software does not contain any external converter configuration features but you can use the Qsys system to implement the feature in the software.
For more details on the SPI master module, refer to chapter 5.