4 . 4 . 2 3 Nop3 - Hitachi HD64411 Q2 User Manual

Quick 2d graphics renderer
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4 . 4 . 2 3 NOP3

Command Format
1. Code
B'11110
2. Rendering Attributes
Multi-Valued
Binary
Source
Source
×
×
Fixed at
Fixed at
Fixed at
0
0
0
× : Cannot be used
Description
The NOP3 command does not perform any operation. This command, which consists of three
words including the command word, simply fetches the next instruction without executing any
processing.
The NOP3 command can be used instead of a JUMP or GOSUB command.
15
CODE
DUMMY
DUMMY
Reference Data
Binary
Work
×
Draw Mode
Reserved
Fixed at
Fixed at
Fixed at
0
0
0
0
DRAW MODE
Drawing Destination
Specified
Color
Rendering
×
×
Fixed at
Fixed
Fixed
0
at 0
Work
×
Fixed
Fixed
at 0
at 0
at 0
121

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