User`s manual

User’s Manual
C.6 Bezel-Mount Installation....................................................................................................................79
C.6.1 Connect the LCD/Keypad Module to Your Prototyping Board.................................................81
C.7 LCD/Keypad Module Function Calls ................................................................................................82
C.7.1 LCD/Keypad Module Initialization............................................................................................82
C.7.2 LEDs...........................................................................................................................................82
C.7.3 LCD Display...............................................................................................................................83
C.7.4 Keypad........................................................................................................................................98
C.8 Sample Programs .............................................................................................................................101
Appendix D. Power Supply 103
D.1 Power Supplies.................................................................................................................................103
D.1.1 Battery-Backup Circuits...........................................................................................................103
D.1.2 Reset Generator........................................................................................................................104
D.2 Optional +5 V Output ......................................................................................................................104
Appendix E. Motor Control Option 105
E.1 Overview ..........................................................................................................................................105
E.2 Header J6..........................................................................................................................................106
E.3 Using Parallel Port F ........................................................................................................................107
E.3.1 Parallel Port F Registers ...........................................................................................................107
E.4 PWM Outputs...................................................................................................................................110
E.5 PWM Registers.................................................................................................................................111
E.6 Quadrature Decoder .........................................................................................................................112
Notice to Users 115
Index 117
Schematics 121