#
_calc Utility - Calculator

## Syntax

call "_calc"

## Description

The _calc utility calls a RPN calculator. When an Add, Subtract, Multiply, or Divide is performed with a new value, that number becomes the constant. Therefore, if an action is performed and the current entry value is 0, the constant will be used. The following is a list of valid inputs:

Key |
Operation |

A or + |
Add to the total. |

S or - |
Subtract from the total. |

X or * |
Multiply the total. |

D or / |
Divide the total. |

Enter |
Replace the current total with the value of the current entry and clear the constant. If the entry is 0, the total will remain the same. |

F1 or C |
Clear the total. |

F2 or E |
Clear the current entry. |

F3 or M+ |
Add to the memory value. |

F4 or M- |
Subtract from the memory value. |

F5 or MR |
Use the memory value as the current entry. |

F6 or MC |
Clear the memory value. |

F7 or P |
Toggle the printer on or off. |

F8 or O |
Change the current decimal precision. The decimal precision can be from 0 to 5 and floating point. |

F9 or Q |
Exit the PRO/5 calculator. |

F10 or W |
Exit the PRO/5 calculator and place the total in the input stream. |

## Additional Files / Programs Required

_prntsel.pub