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This instruction is used to write the first byte (starting with the least significant byte) of the argument with sign extension.

Syntax

sb0 (i8|i16|i32|u8|u16|u32|real arg) = i8 value

arg

Variable in which value will be imposed

value

Value to be imposed

Validity

Rule, Task

Note

From RTE 33.9.0 accessing a non-existing byte returns error

 

  

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