ECET 340 Motivated Minds/newtonhelp.com

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ECET 340 Motivated Minds/newtonhelp.com
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ECET 340 Motivated Minds/newtonhelp.com

• ECET 340 Entire Course (All ilabs and Homework)
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• ECET 340 Week 1 HomeWork 1
• ECET 340 Week 1 iLab 1
• ECET 340 Week 2 HomeWork 2
• ECET 340 Week 2 iLab 2

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ECET 340 Motivated Minds/newtonhelp.com

• ECET 340 Week 1 HomeWork 1
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• 1. Give three examples each of internal and
  external peripheral devices as referenced to the
  HCS12 microcontroller and not an entire PC. (2
  points)
• 2. Given the requirements of each signals
  destination must match the capabilities of the
  signals source, name some of the electrical
  signal parameters

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ECET 340 Motivated Minds/newtonhelp.com

• ECET 340 Week 1 iLab 1
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• OBJECTIVES
• To become familiar with Microcontroller MC9S12
  parallel ports and how simple input and output
  devices are interfaced through them.
• To learn how to program I/O instructions in C
  language.

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ECET 340 Motivated Minds/newtonhelp.com

• ECET 340 Week 1 iLab LCDs and Keypad (100 Score)
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• Laboratory Title LCDs and Keypad
• Objectives
• 1. To become familiar with LCD initialization
• 2. Displaying messages on the LCD

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ECET 340 Motivated Minds/newtonhelp.com

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• ECET 340 Week 2 HomeWork 2
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• 1. Where does program control transfer to when an
  interrupt occurs? 2 points
• 2. Which one of the following Interrupts has
  highest priority? 2 points

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ECET 340 Motivated Minds/newtonhelp.com

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• ECET 340 Week 2 iLab 2
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• ECET 340 Week 2 iLab 2

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ECET 340 Motivated Minds/newtonhelp.com

• ECET 340 Week 2 iLab Interrupts in C (100 Score)
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• Objectives
• 1.To become familiar with the configuring and
  enabling of interrupts
• 2.Using the external interrupt

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ECET 340 Motivated Minds/newtonhelp.com

• ECET 340 Week 3 HomeWork 3
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• 1. Sketch a circuit that can be used to debounce
  a pushbutton and explain how it works. (4 points
  max)
• 2. In Figure 7.32 on page 339 of the Huang
  textbook, if the row has and the columnsare ,
  which key is pressed? (2 points max)

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ECET 340 Motivated Minds/newtonhelp.com

• ECET 340 Week 3 iLab 3
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• SOLVED ECET 340 iLAB3
• OBJECTIVES
• To learn the basic operation of a keypad.

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ECET 340 Motivated Minds/newtonhelp.com

• ECET 340 Week 3 iLab Timers in C (100 Score)
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• Objectives
• 1.To become familiar with the configuring and
  enabling of timers
• 2.Using the timer counter

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ECET 340 Motivated Minds/newtonhelp.com

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• ECET 340 Week 4 HomeWork 4
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• 1. Determine the conversion time for an ADC0804
  (8-bit), where 66 clocks per bit are required, if
  its clock frequency is 50 kHz.
• 2. If an 8-bit SAR has Vref 10 V, what is the
  binary value for an input voltage of 7.28 V?

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ECET 340 Motivated Minds/newtonhelp.com

• ECET 340 Week 4 iLab 4
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• I. OBJECTIVES
• To learn how to use A-to-D converters to digitize
  signals from analog input devices.

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ECET 340 Motivated Minds/newtonhelp.com

• ECET 340 Week 4 iLabEvent Counter and DACs in C
  (100 Score)
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• Objectives
• 1.Become familiar with the configuring and
  enabling of the event counter.
• 2.Use the digital-to-analog converter to produce
  signals.

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ECET 340 Motivated Minds/newtonhelp.com

• ECET 340 Week 5 HomeWork 5
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• 1. Explain, briefly, why an analog restoring
  filter is sometimes used at the output of a DAC.
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• 2. Given Iref 2 mA for a DAC1408 IC, find Iout
  for the input 1110 1110
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ECET 340 Motivated Minds/newtonhelp.com

• ECET 340 Week 5 iLab 5
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• Scenario/Summary
• This week's lab covers two areas, conversion of
  digital HCS12
• signals to an analog format, and the use of a
  Serial Peripheral Interface (SPI)

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ECET 340 Motivated Minds/newtonhelp.com

• ECET 340 Week 5 iLab Analog to Digital Conversion
  in C (100 Score)
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• Objectives
• 1.To become familiar with the configuring and
  enabling of the analog-to-digital converter

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ECET 340 Motivated Minds/newtonhelp.com

• ECET 340 Week 6 HomeWork 6
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• 1. What are the four main functions of the HC12
  Timer unit?
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• 2. Two input capture events occur at counts
  0x1037 and 0xFF20 of the free-running counter.
  How many counts (in decimal) have transpired
  between

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ECET 340 Motivated Minds/newtonhelp.com

• ECET 340 Week 6 iLab 6
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• ECET 340 Week 6 iLab 6

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ECET 340 Motivated Minds/newtonhelp.com

• ECET 340 Week 6 iLab Asynchronous Serial
  Communications in C (100 Score) 
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• Objectives
• 1. To become familiar with the configuring and
  enabling of serial communication transmitter
• 2. To configure the microcontroller to receive
  serial communications from another device

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ECET 340 Motivated Minds/newtonhelp.com

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• ECET 340 Week 7 HomeWork 7
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• 1. The movable part of the solenoid is the 2
  points
• 2. Why is the 6N139 optoisolator used in the
  interfaces to devices such as large motors? 2
  points

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ECET 340 Motivated Minds/newtonhelp.com

• ECET 340 Week 7 iLab 7
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• ECET 340 Week 7 iLab 7

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ECET 340 Motivated Minds/newtonhelp.com

• ECET 340 Week 7 iLab HVAC Automatic Temperature
  Controller (100 Score)
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• Title HVAC Controller
• I. OBJECTIVES
• 1.To become familiar with the thermistor

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ECET 340 Motivated Minds/newtonhelp.com