hi,i´m looking for someone who can make a 4x4 matrix keypad circuit ,with very low power consumption,on battery 3,7 v,
that it has an eeprom 24lf5112 and dallas i2c real time clock for the [url removed, login to view] keypad entries should be storen in the eeprom with the timestamp and when needed the data will be downloaded into computer using a [url removed, login to view] is necessary to be provided the source code ,pcb,and the [url removed, login to view] is preferable that the project will be made with microchip pic and ccs compiler.i can provide old project as an [url removed, login to view] you and Regards.
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19 freelancer đang chào giá trung bình $1005 cho công việc này
Hello! I am accomplished, seasoned Design Engineer with the solid background in design. I recommended to use EFM32 Zero Gecko Microcontroller Family with Ultra Low Power technology.