Function 6520h Convert Character

mov dl, Character ;character to convert

mov ax, 6520h ;Convert Character

int 21h

jc error_handler ;carry set means error

Convert Character (Function 6520h) converts the specified character to an uppercase character using the current uppercase table.

Parameter

Character

Specifies the character to convert.

Return Value

The function copies the corresponding uppercase character (if any) to the DL register.

See Also

Function 6521h Convert String
Function 6522h Convert ASCIIZ String