Cpu Register Set - NEC V850/SA1 mPD703015 Preliminary User's Manual

32-/16-bit single-chip microcontrollers

Table of Contents

3.2 CPU Register Set

The CPU registers of the V850/SA1 can be classified into two categories: a general-purpose program register set

and a dedicated system register set. All the registers are 32 bits width. For details, refer to V850 Family User's

Manual Architecture.

Program register set

Zero Register

Reserved for Address Register

Interrupt Stack Pointer

Stack Pointer (SP)

Global Pointer (GP)

Text Pointer (TP)

Element Pointer (EP)

Link Pointer (LP)

Program Counter

CPU FUNCTIONS

System register set

Exception/Interrupt PC

Exception/Interrupt PSW

Fatal Error PC

Fatal Error PSW

Exception Cause Register

Program Status Word