DSM2190F4V Description
4 Architectural Overview . 6 DSP Address/Data/Control Interface . 6 Secondary Flash Memory.
DSM2190F4V Key Features
- Easily add memory, logic, and I/O to the External Port of ADSP-2191 DSP s Dual Flash Memories
- Two independent Flash memory arrays for storing DSP code and data. DSP may access the two arrays concurrently (read from
- 256K x 8 Main Flash memory divided into 8 sectors (32KByte each)
- Ample storage for booting DSP code/data upon reset and subsequent code swaps
- Large capacity for data recording
- 32K x 8 Secondary Flash memory divided into 4 sectors (8 KByte each). Multiple uses
- Small sector size ideal for small data sets, and calibration or configuration constants
- Store custom start-up code in one or more sectors and configure DSP to run from external memory upon reset (no boot)
- Concatenate Secondary Flash with Main Flash for total of 288 KBytes
- Each Flash sector can be write protected