SYMBOL FOR START OF TEXT
SYMBOL FOR END OF TEXT
SYMBOL FOR END OF TRANSMISSION
SYMBOL FOR BELL
SYMBOL FOR LINE FEED
SYMBOL FOR FORM FEED
SYMBOL FOR CARRIAGE RETURN
SYMBOL FOR SHIFT IN
SYMBOL FOR DEVICE CONTROL FOUR
SYMBOL FOR NEGATIVE ACKNOWLEDGE
SYMBOL FOR SYNCHRONOUS IDLE
SYMBOL FOR END OF MEDIUM
SYMBOL FOR SUBSTITUTE
SYMBOL FOR UNIT SEPARATOR