Epson CMOS 32-Bit Single Chip Microcomputer S1C33L03 Instrukcja Użytkownika Pobierz pdf (Strona 149)

7 DETAILS OF INSTRUCTIONS

S1C33 FAMILY C33 PE CORE MANUAL

EPSON

141

psrset imm5

Function

Set PSR bit

Standard) psr

← psr | imm5

Extension 1) Unusable

Extension 2) Unusable

Code

15 12 11 8 7 5 4 0

1 0 1 1 1 1 1 1 0 1 0

imm5

0xBF4_

Flag

IE C V Z N

↔ ↔ ↔ ↔ ↔

Mode

Immediate

CLK

Three cycles

Description

Set the bit in the PSR specified by the immediate imm5 to 1. The value of imm5 indicates a

bit number, with values 0, 1, 2, 3, and 4 representing bits 0 (N), 1 (Z), 2 (V), 3 (C), and 4 (IE),

respectively. An

imm5 of more than 4 is not effective and does not alter the contents of PSR.

Example

psrset 2 ; V ← 1 (V flag set)

1 2 ... 144 145 146 147 148 149 150 151 152 153 154 ... 180 181

Brak uwag

Epson CMOS 32-Bit Single Chip Microcomputer S1C33L03 Instrukcja Użytkownika Strona 149