Drawing Schematic and Creating Libraries
  • Introduction
  • What you will learn during this course
  • Download Arduino schematic and start a new project
  • Prepare to create ATMEGA328P component
  • Create ATMEGA328P - Schematic symbol
  • Create ATMEGA328P - Footprint
  • Prepare to create ATMEGA16U2 component
  • Create ATMEGA16U2 - Schematic symbol
  • Create ATMEGA16U2 - Footprint
  • How to update an existing component
  • Create 10 pin female header
  • Create 8 pin female header
  • Create 6 pin female header
  • Connect 10, 8, 6 pin headers
  • Create 100nF capacitor
  • About connecting power pins of microcontroller
  • Create 10uF capacitor
  • Create Ferrite Bead
  • Draw power connections
  • Create 1M resistor
  • Create 16MHz Crystal
  • Create 18pF capacitor
  • Draw crystal circuit
  • Connect power header
  • Draw crystal connection and power for 16U2
  • Create ICSP header
  • Connect ICSP header
  • Placing net names
  • Using schematic filter and schematic inspector
  • Connecting rest of the IO connector signals
  • Create 22 Ohm resistor
  • About connecting CLOCK, RX and TX
  • Create 1k Ohm resistor
  • Connect UART signals
  • Connecting ICSP1 header
  • Creating 2x2 male header
  • Connect 16U2 IO header
  • About RESET circuit
  • Creating BUTTON
  • Create 10k resistor
  • Creating DIODE
  • Create AND gate
  • Connecting RESET circuit
  • Draw rest of RESET connections
  • Creating 1x3 male header
  • Connecting JP1 jumper and 16U2 RESET circuit
  • Create 1x4 male header
  • Connecting JP3 jumper
  • Create Orange LED
  • Calculating LED resistor
  • Create 560 Ohm resistor
  • Connecting LEDs to indicate communication
  • Create and connect Green Power LED
  • Connecting User LED
  • Create +3.3V LDO regulator
  • Connect +3.3V LDO regulator
  • About power selection circuit
  • Create 0R resistor
  • Draw power selection circuit, about unfitted components
  • Name some 16U2 nets and about pull up resistors
  • Create 100k resistor
  • Connecting 16U2 signals, GND pins, about UCAP
  • Create 1uF capacitor
  • Draw UCAP connection and name power & crystal nets
  • About USB connector + Creating USB connector schematic symbol
  • Creating USB connector footprint
  • Connecting USB - Part 1
  • Create Varistor
  • Connecting USB - Part 2
  • Creating 100uF capacitor
  • Create 2.2uH inductor
  • Connecting USB - Part 3
  • Add and connect User Button
  • Create and connect PADs
  • Create and add fiducials
  • Create and add mounting holes
  • Create and add DIP socket
  • Create and add LINK (jumper)
  • About PCB and Firmware component
Finishing Schematic
  • Annotating, checking and browsing schematics
  • Adding notes into schematic
  • Finishing schematic: About Pages, Title Block and Parameters
  • About components and BOM (Bill of Material)
  • Update Altium Designer settings
  • Importing Schematic into PCB
PCB Placement
  • Change board shape, place mounting holes and main connectors
  • How to start placement, place 328P MCU and DIP socket
  • Change Altium settings, hide designators, setup grid, lock down components
  • About placement
  • Placement around 328P MCU
  • Placement around 16U2 MCU
  • Place components around USB connector
  • Placing headers, jumpers and LDO regulator
  • Placing buttons, 16U2 reset, LEDs
  • Placing remaining components
  • 3D view of finished placement
  • About paper model