What is the ASCII code chart? Codes 0 to 31 are not used for characters They are called control characters because they are used for actions like: Carriage return (CR). Bell (BEL). Codes 65 to 90 ...

So, back to the past... can't imagine what these cards look like.Anyone who knows anything about this?Convert an 80 character ASCII file to IBM Column Binary format.ANDConvert the IBM Column ...