MSP 430 Project ECE 300 Circuits The University Of Tennessee Spring 2007 Group 8 : Alex Melhorn, Alex Hara, Laura Wakeman, David Heise

MSP 430 Low Power ArchitectureLow Power Architecture 16-bit CPU16-bit CPU 12-bit ADC12-bit ADC Low CostLow Cost

Project Board

AD590 Accuracy +/- 0.5º C +/- 0.9º F Power Range 4V – 30V Temperature Range -55º C º C -67º F º F Output 1μA/K

Circuit Diagram

Circuit Diagram 2

C Sensor File Code for the AD590 was provided by Dr. Green. const float A = 0.613, B = 0.2; const float A = 0.613, B = 0.2;... XIN = A*B*ADC12MEM6; DKEL = (XIN + XIN1 + XIN2 + XIN3)*0.25; XIN3 = XIN2; XIN3 = XIN2; XIN2 = XIN1; XIN2 = XIN1; XIN1 = XIN; XIN1 = XIN; CDEG = (DKEL ); CDEG = (DKEL );

Temp. Change

Temp. Change 2

AD mV/C28 mV/C

Circuit Diagram

Circuit Diagram 2

C Sensor File Code for the AD22103 was orginally produced by Andrew White, James Hamdorf, and James Psihogios. float XIN7 = 24.5, XIN6 = 24.5, XIN5 = 24.5; float XIN7 = 24.5, XIN6 = 24.5, XIN5 = 24.5; float XIN4 = 24.5, XIN3 = 24.5, XIN2 = 24.5, XIN1 = 24.5; float XIN4 = 24.5, XIN3 = 24.5, XIN2 = 24.5, XIN1 = 24.5; const float A = , A1 = , B = ; const float A = , A1 = , B = ;... sample = ADC12MEM6; XIN = ((sample*A) - A1)/B; SIGK = (XIN + XIN4 + XIN5 + XIN6 + XIN7 + XIN1 + XIN2 + XIN3)*0.125; XIN7 = XIN6; XIN7 = XIN6; XIN6 = XIN5; XIN6 = XIN5; XIN5 = XIN4; XIN5 = XIN4; XIN4 = XIN3; XIN4 = XIN3; XIN3 = XIN2; XIN3 = XIN2; XIN2 = XIN1; XIN2 = XIN1; XIN1 = XIN; XIN1 = XIN; CDEG = (SIGK); CDEG = (SIGK);

Temp. Change

Temp. Change 2

The End AcknowledgementsAcknowledgements –Dr. Green –Group 9 Spring 2006 –Fellow groups Questions ?????Questions ?????