4570 Datasheet, PDF (69/69 Pages) Renesas Technology Corp – SINGLE-CHIP 4-BIT CMOS MICROCOMPUTER

REVISION DESCRIPTION LIST
4570 GROUP DATA SHEET
Rev.
No.
1.0 First Edition
Revision Description
Rev.
date
971022
2.0 Main revision points are described below.
990331
•M34570MD-XXXFP and M34570EDFP (ROM expansion products [size: 16K 5 10 bits] ) added.
• SBK and RBK instructions added and TABP p instruction function is expanded.
(TABP p instruction: When this instruction is executed after executing the SBK instruction,
pages 64 to 127 are specified. When this instruction is executed after executing the RBK in-
struction, pages 0 to 63 are specified. When this instruction is executed after system is re-
leased from reset and returned from the RAM back-up mode, pages 0 to 63 are specified.)
• BL, BML, BLA and BMLA instructions revised. Referred pages are expanded to pages 0 to 127
(p6 can be used for page specification.)
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