HP 3000 Manuals HP 3000 Manuals
Data DescriptionThe table below summarizes the type of editing permitted for each category. Table 5-2. Allowable Types of Editing For Categories of Data Items ------------------------------------------------------- | | | | Category | Type of Editing | | | | ------------------------------------------------------- | | | | Alphabetic | Simple insertion B only. | | | | ------------------------------------------------------- | | | | Numeric | None. | | | | ------------------------------------------------------- | | | | Alphanumeric | None. | | | | ------------------------------------------------------- | | | | Alphanumeric- | Simple insertion (0), (,), | | Edited | (B), and (/). | | | | ------------------------------------------------------- | | | | Numeric-Edited | All. | | | | ------------------------------------------------------- The table below shows the units digit, with the sign of its associated number represented in ASCII code. Table 5-3. Overpunch Characters for Rightmost Digit in ASCII Coded Decimal Numbers --------------------------------------------------------- - Units Digit - Internal Representation (ASCII) - --------------------------------------------------------- - - Positive - Negative - No Sign - --------------------------------------------------------- - 0 - { - } - 0 - --------------------------------------------------------- - 1 - A - J - 1 - --------------------------------------------------------- - 2 - B - K - 2 - --------------------------------------------------------- - 3 - C - L - 3 - --------------------------------------------------------- - 4 - D - M - 4 - --------------------------------------------------------- - 5 - E - N - 5 - --------------------------------------------------------- - 6 - F - O - 6 - --------------------------------------------------------- - 7 - G - P - 7 - --------------------------------------------------------- - 8 - H - Q - 8 - --------------------------------------------------------- - 9 - I - R - 9 - --------------------------------------------------------- The table below shows the number of bytes used depending on the size of a data item. Table 5-4. Number of Bytes Used to Contain a BINARY Data Item --------------------------------------------------------------------------------------------- - PICTURE - Number of Bytes - --------------------------------------------------------------------------------------------- - S9 to S9(4) - 2 - - S9(5) to S9(9) - 4 - - S9(10) to S9(18) - 8 - --------------------------------------------------------------------------------------------- The table below shows the bit configuations used to represent signs in packed-decimal fields. Table 5-5. COMPUTATIONAL-3 or PACKED-DECIMAL Sign Configuration ---------------------------------------------------------------------------------------------- | | Bit | Hexadecimal | | Sign | Configuration | Value | ---------------------------------------------------------------------------------------------- - + - 1100 - C - ---------------------------------------------------------------------------------------------- - - - 1101 - D - ---------------------------------------------------------------------------------------------- - Unsigned - 1111 - F - ----------------------------------------------------------------------------------------------
![[]](../../pic3k/M011951/FFN183c50.gif)
![[]](../../pic3k/M011951/FFN193c50.gif)