WB_MEM_CTRL - Configuration

The Memory Controller can be configured after placement on the OpenBus System document, or schematic sheet, using the associated configure dialog (Figure 1). Access to this dialog depends on the document in which you are working:

• In the OpenBus System document – access the dialog by right-clicking over the component and choosing the Configure command from the menu that appears. Alternatively, double-click on the component to access the dialog directly.

• In the Schematic document – simply right-click over the device and choose the Configure command from the context menu that appears. Alternatively, click on the Configure button, available in the Component Properties dialog for the device.

Figure 1. Configuring the Memory Controller peripheral.

Use the Memory Type region of the dialog to choose the type of memory that you wish to interface to. Choose from either:

• Synchronous DRAM

• Asynchronous SRAM

• Block RAM, or

• Parallel FLASH.

The configuration options presented in the dialog will change in accordance with your selection. Use the following linked pages to take a closer look at the settings involved with each memory type.