How To Clear a Wang 720
The following program clears the entire memory of a Wang 720
electronic calculator.
It also leaves the calculator in an error state, but you can't
have everything!
Clear Memory, Model 720
Load: LEARN SET_P_C 1 9 6 0
Run: RUN SET_P_C 1 9 6 0 GO
| Loc | Op | Key |
|---|
| 1960 | 2 | 2 |
| 1961 | 4 | 4 |
| 1962 | 8 | 8 |
| 1963 | ^ | ^ |
| 1964 | MARK | MARK |
| 1965 | GO | GO |
| 1966 | SR 0000 | 00 00 |
| 1967 | SEARCH | SEARCH |
| 1968 | GO | GO |
| 1969 | GO | GO |
| 1970 | SR 0000 | 00 00 |
| 1971 | ^ | ^ |
| 1972 | RE IND | RE IND |
| 1973 | CH SIGN | CH SIGN |
| 1974 | ST Y | 04 14 |
| 1975 | MARK | MARK |
| 1976 | 00 00 | 00 00 |
| 1977 | 1 | 1 |
| 1978 | − | − |
| 1979 | CLEAR X | CLEAR X |
| 1980 | ST IND | ST IND |
| 1981 | RETURN | RETURN |
| 1982 | GO | GO |
| 1983 | SR 0000 | 00 00 |
Col. G. L. Sicherman
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