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MCB2900 User's Guide

External RAM

The MCB2900 includes 2 Cypress CY7C1048DV33 external RAM ICs. This RAM may be configured for 16-bit mode which results in 1 MB or RAM or 8-bit mode, or 8-bit mode which results in 512KB RAM.

For 8-bit mode, install 0 ohm resistors (shunts) at locations R32, R34 and R36.

For 16-bit mode, install 0 ohm resistors (shunts) at locations R23, R35 and R37 (default).

MCB2900 Board -- External RAM