RabbitCore RCM3200
Appendix B. Prototyping Board
B.1 Mechanical Dimensions and Layout.................................................................................................36
B.2 Power Supply.....................................................................................................................................37
B.3 Using the Prototyping Board.............................................................................................................38
B.3.1 Adding Other Components........................................................................................................39
B.3.2 Measuring Current Draw...........................................................................................................39
B.3.3 Other Prototyping Board Modules and Options........................................................................39
35
Appendix C. LCD/Keypad Module
C.1 Specifications.....................................................................................................................................41
C.2 Contrast Adjustments for All Boards ................................................................................................43
C.3 Keypad Labeling................................................................................................................................44
C.4 Header Pinouts...................................................................................................................................45
C.4.1 I/O Address Assignments ..........................................................................................................45
C.5 Mounting LCD/Keypad Module on the Prototyping Board..............................................................46
C.6 Bezel-Mount Installation...................................................................................................................47
C.6.1 Connect the LCD/Keypad Module to Your Prototyping Board................................................49
C.7 LCD/Keypad Module Function APIs................................................................................................50
C.7.1 LEDs..........................................................................................................................................50
C.7.2 LCD Display..............................................................................................................................51
C.7.3 Keypad.......................................................................................................................................67
C.8 Sample Programs...............................................................................................................................70
41
Appendix D. Power Supply
D.1 Power Supplies..................................................................................................................................71
D.1.1 Battery-Backup Circuits............................................................................................................71
D.1.2 Reset Generator.........................................................................................................................72
D.2 Optional +5 V Output........................................................................................................................72
71
Appendix E. Programming Cable
73
Appendix F. Motor Control Option
F.1 Overview............................................................................................................................................77
F.2 Header J6............................................................................................................................................78
F.3 Using Parallel Port F..........................................................................................................................79
F.3.1 Parallel Port F Registers.............................................................................................................79
F.4 PWM Outputs ....................................................................................................................................82
F.5 PWM Registers..................................................................................................................................83
F.6 Quadrature Decoder...........................................................................................................................84
77
Notice to Users
87
Index
89
Schematics
91