130-28176 Parallax Inc, 130-28176 Datasheet - Page 230

• Manufacturer Part Number: 130-28176
• Description: KIT PARTS PROCESS CONTROL
• Manufacturer: Parallax Inc

Specifications of 130-28176

• Accessory Type: Education Kit
• Product: Microcontroller Accessories
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• For Use With/related Products: Board of Education Full Kit
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant, Contains lead / RoHS non-compliant

Challenge 6-3 Solution
Add this code to
Challenge 6-4 Solution
Additions/Changes are in bold.
5.
' -----[ Initialization ]----------------------------------------------
LOW Heater
LOW Fan
PAUSE 1000
' GOSUB ReadSP_Temps
V_Offset = 70
V_Span = 50
PWM_Drive = 28
' -----[ Main Routine ]------------------------------------------------
DO
'
DEBUG "!STAT Average Temp:[(AINAVE0,FORMAT,0.000)]",CR
GOSUB ReadSP_Controls
GOSUB Drive_Heater
a. At 72 °F, LM34 = 0.72 V
b. 72 = 0.156(Byte Value) + 50 (Add −50 to both sides)
22 = 0.156(ByteValue)
141 = Byte Value
PlotTemp
:
' Heater off
' Fan off
' Connection stabilization
' Offset in degrees (hundredths of volt)
' Span in degrees (hundredths of volt)
' Set stand-alone PWM drive
' Get temp span and offset from StampPlot
(Divide both sides by 0.156 and round)