Discussed about the topics: Manufacturing Printed Circuit Boards Mass producing the case and other fixtures Certification Costs Scaling up Software

1. Chadalawada
Ramanamma
Engineering
College
(A),
Tirupati.
Department of CSE
UNIT-5
Manufacturing
Dr. Vikram Neerugatti
Professor
Department of CSE
11/22/2022 Internet of Things by Dr. Vikram Neerugatti 1

2. Chadalawada
Ramanamma
Engineering
College
(A),
Tirupati.
Department of CSE
• Manufacturing Printed Circuit Boards
• Mass producing the case and other fixtures
• Certification
• Costs
• Scaling up Software
Content
11/22/2022 Internet of Things by Dr. Vikram Neerugatti 2

3. Chadalawada
Ramanamma
Engineering
College
(A),
Tirupati.
Department of CSE
✓ One or two – in house
✓ Etching Boards-PCB making technique – home
use
✓ PCB- design-software-print on stencil
✓ Print on – photo resist board/toner transfer
✓ Drill – and fix with screws
✓ Milling boards – PCB – gerber files
Manufacturing Printed Circuit Boards
11/22/2022 Internet of Things by Dr. Vikram Neerugatti 3

4. Chadalawada
Ramanamma
Engineering
College
(A),
Tirupati.
Department of CSE
✓ Third party-manufacturing
✓ If it has more than two layers
✓ After PCB ready – Assembly
✓ Soldering the components – sparkfun.com
✓ Pick and place assembly – robots
✓ After components assembled – do testing
✓ Automatic optical inspection – checks soldering
✓ Functional test- specifically
Manufacturing Printed Circuit Boards
11/22/2022 Internet of Things by Dr. Vikram Neerugatti 4

5. Chadalawada
Ramanamma
Engineering
College
(A),
Tirupati.
Department of CSE
✓ More people- more wages – depend on machines
✓ Involve 3D- printers
✓ Moulding – called as tooling Up
✓ Print
✓ Test
Mass producing the case and other fixtures
11/22/2022 Internet of Things by Dr. Vikram Neerugatti 5

6. Chadalawada
Ramanamma
Engineering
College
(A),
Tirupati.
Department of CSE
✓ IoT product-Issue of certificate
✓ CE mark for meeting European standards
✓ FCC for US Federal Communications Commission
regulations
✓ UL for independent testing laboratory UL’s tests
✓ Components used – under heating
✓ Radiations – electric noise
✓ Test report – specifications – added to technical document
✓ Data Sheets – PCB layout – need to be tested
✓ in Europe -register Waste Electrical and Electronic
Equipment Directive (WEEE Directive)
Certification
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7. Chadalawada
Ramanamma
Engineering
College
(A),
Tirupati.
Department of CSE
✓ For final product – many people and many
machines involved.
✓ PCB- manufacturer
✓ Assembling
✓ Testing
✓ Packing
✓ marketing
Costs
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8. Chadalawada
Ramanamma
Engineering
College
(A),
Tirupati.
Department of CSE
✓ Prototype into finished product
✓ Prototype may be difference size, shape, materials
and finishing – need into real product
✓ we look at the various factors that require this
polish: correctness, maintainability, security,
performance, and community.
✓ Deployment
Scaling up Software
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9. Chadalawada
Ramanamma
Engineering
College
(A),
Tirupati.
Department of CSE
Blooms Taxonomy
11/22/2022 Internet of Things by Dr. Vikram Neerugatti 9

10. Chadalawada
Ramanamma
Engineering
College
(A),
Tirupati.
Department of CSE
Any Questions/Clarifications/Doubts
11/22/2022 Internet of Things by Dr. Vikram Neerugatti 10

11. Chadalawada
Ramanamma
Engineering
College
(A),
Tirupati.
Department of CSE
Thank you all
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