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IAR Embedded Workbench for RL78 5.20

Register symbols

In this section:

This table shows the existing predefined register symbols:

Name

Size

Description

X, A, C, B, E, D, L, H

8 bits

Byte registers

AX, BC, DE, HL

16 bits

Word registers

PC

20 bits

Program counter

SP

16 bits

Stack pointer

PSW

8 bits

Processor status

CS

8 bits

Code segment registers

ES

8 bits

Data segment registers

Table 117. Predefined register symbols