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Published byAlexandra Melton Modified over 9 years ago
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1 Applied Control Systems Technology
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2 Pin configuration Applied Control Systems
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3 Connection of variable resistor / potentiometer Analogue pin connections Input 0 – Pin 17 Input 1 – Pin 18 Input 2 – Pin 1 Applied Control Systems
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5 Analogue to Digital conversion PICAXE 18X: - Internal 8 bit analogue to digital converter (2 8 = 256) Possible Voltage input range:- 0v – 5v Possible conversion :- 0 – 255 Examples: - 0v = 0, 5v = 255, 3v = 153 Conversion formula: - Input voltage *255 Supply voltage Conversion = Applied Control Systems
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6 Connection of Light Dependant Resistor Applied Control Systems
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9 Voltage Regulator
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10 Applied Control Systems Voltage Regulator with Diode
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11 Applied Control Systems 5V to pin 14 0V to pin 5
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12 Applied Control Systems
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13 Applied Control Systems
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14 Measure the input voltage.
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15 Measure the output voltage from the 7805
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16 Applied Control Systems Adding Capacitors
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17 Applied Control Systems Reset Switch
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18 Applied Control Systems Reset Switch
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19 Applied Control Systems Reset Switch – pin 4
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20 What happens when the reset is pressed and released?
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21 Applied Control Systems Resonator
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22 Generic components 1.Power supply 2.Download cable 3.Reset connection 4.Available Inputs 5.Available Outputs Applied Control Systems
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23 Generic components 1.Power supply 2.Download cable 3.Reset connection 4.Available Inputs 5.Available Outputs Applied Control Systems
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24 Applied Control Systems Using Outputs
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25 Applied Control Systems Transistor driver output
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27 What happens when input 7 is pressed and released?
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28 Set output 7 high for 2sec- low for 2sec – loop continually
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29 Applied Control Systems PICAXE 18X Project Board (5 inputs, 8 outputs) Inputs 4 Terminal blocks 1 Digital thermometer Outputs 6 LED outputs Two transistor driven terminal blocks
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30 Applied Control Systems Inputs Outputs (a) (b) Use circuit No. 8 to help complete the diagram
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31 Applied Control Systems Green Yellow w Red Green Yellow Red
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33 Applied Control Systems
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34 Applied Control Systems
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35 Applied Control Systems InputsOutputs
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36 Applied Control Systems Inputs Outputs Identify your input and output needs
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