Description:
... (O.D. No. IC-8684)Date Published December 1992 PThe information in this document is subject to change without notice.DATA SHEET... ...μPD75518(A)4 BIT SINGLE-CHIP MICROCOMPUTERThe μPD75518(A) is a 75X series four-bit single-chip microcomputer which enables data processingequivalent to that performed by an eight-bit microcomputer. It is a high-performance product, whose... ...H, and L. These registers are mapped to addresses 00H to 1FH in memory bank 0 of the data memory. (SeeFig. 2-3.) To specify a general register bank, a register bank enable flag (RBE) and a register bank select register(RBS) are contained. The RBS is a register used to select a register bank, and the RBE is a flag used to determinewhether a register bank selected using the RBS is to be enabled. The register bank (RB) enabled at instruction...