ADSP-21990 EZ-KIT Lite Evaluation System Manual, Introduces the features and characteristics of the EZ-KIT Lite evaluation system
This manual guides users through installing the software and hardware for the ADSP‑21990 EZ‑KIT Lite evaluation system, a board built around the ADSP‑21990 fixed‑point digital signal processor. It includes warranty information, safety notices, and contact details for Analog Devices support.
Key sections cover PC configuration, VisualDSP++ installation, board jumper settings, connector descriptions, system architecture, and example programs. Appendices provide schematics and reference tables for quick troubleshooting and development.
| Processor | ADSP‑21990 160 MHz Mixed‑Signal DSP |
|---|---|
| Debug Interface | USB debugging interface |
| Analog Input | Analog input circuitry |
| DACs | Two 4‑channel 12‑bit DACs (AD5327BRU) on SPI |
| PWM Outputs | PWM outputs interface |
| External Memory Interface | Supported |
| Encoder Interface | Encoder interface circuitry |
| General‑Purpose I/O | General‑purpose I/O interface |
| UART | UART interface (RS‑232) |
| CAN Controller | CAN controller/interface circuitry |
| Flash Memory | 512 K × 8 |
| External SRAM | 64 K × 16 |
The board is intended to be used with the VisualDSP++ development environment.
Communication is provided via a USB port or an optional JTAG emulator.