Electronics America 4-Bit Single-Chip Microcomputer User's Manual

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APPENDIX C. MASK ROM ORDERING PROCEDURE

When completing the

PD75402A program and ordering the mask ROM, proceed as follows:

➀ Mask ROM order reservation

Provide us with the mask ROM ordering schedule through your dealer or our sales department (If we are

not informed in advance, processing may be delayed.).

➁ Preparation of ordering medium

The medium for mask ROM order is UV-EPROM or 8-inch IBM format floppy disk. When ordered with UV-

EPROM, please prepare three UV-EPROMs with the same contents. (Send the mask options data filled in the

mask option information documents.)

➂ Preparation of the necessary documents

When ordering the mask ROM, please fill in the following documents:

• Mask type ROM order form

• Mask type ROM order check sheet

• Mask option information documents

Send the medium prepared in

➁ and the documents described in ➂ to us through your special agents or

our sales department by the scheduled order date.

Note For details, refer to the infamation document “ROM Code Ordering Method” “Documents No. IEM-834”.