HD44870 commands

[keytapper]

I couldn't find the commands like this following ones, which I presume working

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$define display_on         Print $fe,12
$define display_off        Print $fe,8
$define cursor_off         Print $fe,8
$define cursor_on          Print $fe,10
$define blink_on           Print $fe,9
$define blink_off          Print $fe,8
$define display_home       Print $fe,2Please feel free to correct any mistake