TEJ4M – Computer Engineering

Welcome to grade 12 Computer Engineering

This year we will be focusing on circuit analysis and design, PCB design, digital signaling, prototyping, and 3D CAD modeling.

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• Bathroom Sign OUT (Leaving)
• Bathroom Sign IN (Returning)

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Virtual Work

• Cisco Networking Course
• Test – Thurs. Jan. 27th
  • 30 multiple choice questions
  • Network Protocols and Architecture
  • Data Communications and Network Services
  • Home Networks Basics

3D CAD

• Solidworks TEST
• PCB Case Design Project
• Solidworks Exercises
• More Exercises Ex1 Ex2 Ex3 Ex4 Ex5 Ex6
• Demo Exercise
• More Fun Exercises Ex7 Ex8 Ex9

PCB Design

• Assignment 2 – Truly making a PCB
  • CORRECTION: Use the IRLib2 library (wire your IR LED to PIN 3)
  • Example Sending Code
  • KiCAD Footprint & Component Iibraries
  • IR LED
    • Digikey Part #: 67-1001-ND
    • Datasheet: https://www.lumex.com/spec/OED-EL-1L2.pdf
    • 1.2V Forward Voltage (@ 50mA)
    • Component: LED
    • Footprint: LED_THT:LED_D5.0mm_Horizontal_O1.27mm_Z3.0mm
  • Arduino Nano
    • Component: Arduino_Nano_v3.x
    • Footprint: Module:Arduino_Nano
  • BC547 Transistor
    • Component: BC547
    • Footprint: Package_TO_SOT_THT:TO-92_Inline
    • Collector to Emitter voltage drop: 0.7V
    • Transistor wiring guide (change LED resistor – R2 – as needed)
  • Mounting Hole
    • Component: MountingHole
    • Footprint: MountingHole:MountingHole_3mm
  • Barrel Jack
    • Component: Barrel_Jack
    • Footprint: Connector_BarrelJack:BarrelJack_CUI_PJ-102AH_Horizontal
  • Push Button
    • Component: SW_PUSH
    • Footprint: Button_Switch_THT:SW_PUSH_6mm
  • Resistor
    • Component: R (or R_US)
    • Footprint: Resistor_THT:R_Axial_DIN0207_L6.3mm_D2.5mm_P7.62mm_Horizontal
  • Slide-Switch
    • Component: SW_Push_DPDT
    • Footprint: WCSS_Footprints:SW_DPDT_SlideSwitch_(JS202011CQN)
  • Potentiometer
    • Component: R_POT
    • Footprint: WCSS_Footprints:POT_10K_Vert_P090S-14T20BR10K

• Robot Control Codes (in HEX)
  • • Base CW/CCW: 10000 / 10001
    • Shoulder CW/CCW: 20000 / 20001
    • Elbow CW/CCW: 30000 / 30001
    • Wrist-R CW/CCW: 40000 / 40001
    • Wrist-L CW/CCW: 50000 / 50001
    • Claw CW/CCW: 60000 / 600001
    • Wrist Actions
      • Wrist-Up: 70000
      • Wrist-Down: 70001
      • Roll CW: 70002
      • Roll CCW: 70003

• Assignment 1 – First Taste of Design

Reference info from TEJ3M