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M93C86-x M93C76-x M93C66-x M93C56-x M93C46-x

Instructions

34

5.2.3

Write All

As with the Erase All Memory (ERAL) instruction, the format of the Write All Memory with

same Data (WRAL) instruction requires that a dummy address be provided. As with the

Write Data to Memory (WRITE) instruction, the format of the Write All Memory with same

Data (WRAL) instruction requires that an 8-bit data byte, or 16-bit data word, be provided.

This value is written to all the addresses of the memory device. The completion of the cycle

can be detected by monitoring the READY/BUSY line, as described next.

Figure 6. WRAL sequence

1.

For the meanings of Xn and Dn, please see Table 4, Table 5 and Table 6.