System Design
The most suitable MCU must be selected from the available devices for any design, based on an agreed system specification. The BASE system is a general purpose board incorporating the PIC 16F877A, keypad, LCD, serial memory, RS-232 port and test analogue input. A weather station with the BASE unit as its core illustrates interface design for temperature, light, humidity and pressure sensors.
Keywords
MCU selection; BASE system; keypad; LCD; serial memory; RS-232 port
Summary
• The most suitable MCU must be selected for a particular design
• The power supply type and rating must suit the application
• An MCU project should be designed to an agreed specification
• The BASE module can be used as the basis for a range of applications ...
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