Checkpoint LAB USB-RS232 Manual de usuario descargar pdf (Pagina 21)

APPENDIX

More resources and notes

Step 1. Schematic Bullet List Plan

best practices, fine print…

Some example areas:

 Develop Engineering Specifications from your general specifications table

 Start at the interfaces, then drill down.

 List Interface Devices

 List ALL inputs and outputs

 Research dynamics for electronic devices

 I2C, RS232, 24 VDC motor @ 20 amps, MSP430.

 Can you sketch the internal device electronics at the interfaces to complete a circuit diagram?

 Detailed Design Review readiness: don’t stop at the board’s edge! Scan or copy key pages from the

manufacturer’s specifications sheets.

 Don’t forget the “simple” stuff!

 Power On/Off switch?, reset and safety switches, function select switch

 Add Connectors, cables, harnesses!

 test points – you will thank me later!

 LEDs (more is better)

 JTag, USB, RS232, (may not need the form factor)

 accessory power connectors

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Checkpoint LAB USB-RS232 Manual de usuario Pagina 21