Powerpcb Training Manual, Your First Design s1

PowerPCB Tutorial 1

ACUCAD’s PowerPCB Tutorial I

TABLE OF CONTENTS

Session 1 GETTING STARTED

INFORMATION REQUIRED FOR PCB LAYOUT 1.2

PADS SOFTWARE DECAL LIST DEFAULTS 1.3

PADS SOFTWARE NETLIST DEFAULTS 1.4

PADS SOFTWARE REFERENCE DESIGNATOR RENAME LIST 1.5

INDUSTRY STANDARD REFERENCE DESIGNATORS 1.6

STANDARD NAMING CONVENTION 1.7

PowerPCB LAYERING SCHEME 1.9

PowerPCB SYSTEM SETUP 1.10

Session 2 SYSTEM BASICS

OBJECT VERB / VERB OBJECT MODES 2.5

PAN & ZOOM CONTROLS 2.6

COLOR DISPLAY 2.9

QUERY MODE 2.14

PREFERENCE MENUS 2.21

FILTER 2.33

2D-Line Exercise 2.40

FIND COMMAND 2.48

TOOL BOXES 2.50

MODELESS & KEY BOARD COMMANDS 2.51

STATUS DIALOG 2.60

Session 3 YOUR FIRST DESIGN

OPEN START FILE 1

EDIT TITLE BLOCK & BOARD TEXT 2

INSERT BOARD OUTLINE 3

COPY BOARD OUTLINE 4

DELETING & REPLACING INCH MARKS 5

ADD MOUNTING / TOOLING HOLES & GLOBAL FIDUCIALS 6

Adding Fiducials 6.46

Glue Mounting Holes & Fiducials 6.79

DIMENSION BOARD 7

Dimensioning Vertical 7.61

Dimensioning ARC’s 7.101

BUILDING LIBRARY PARTS 8

Building a Thru-Hole Component DB15M 8.1

Adding Keepouts 8.185

Create Part Type 8.280

Building a Surface Mount Component PLCC-68 8.347

Relocate Ref. Des. To Final Location 8.386

Finishing Silk-screen / Courtyard 8.394

Inserting Post Assembly Inspection Dot at Pin 1 8.439

Creating Component Courtyard 8.467

Creating Part Type 8.491

IMPORT PARTS / NETLIST 9

Spread Parts Around Board Outline 9.35

Turn Rats Nest Off 9.41

Place Components 9.48

Length Minimization 9.82

Fine Tune Component Placement 9.105

Turn Off Courtyards 9.145

Relocate Ref. Des. Outside Component Outline 9.152

Create Assembly & Fabrication Check Prints 9.194

CREATE OUTPUT REPORTS 10

Nonconnected Pin Report 10.7

Statistics Report 10.31

Net List Report 10.55

Parts Report 10.79

SETUP LAYER / COLOR DEFINITION 11

Reassign Layers 11.14

Adding Nets to Planes 11.18

Setup Display Colors 11.43

Adding Layer Description to Title Block 11.73

DESIGN RULES 12

Setup Default Clearances 12.7

Net Clearances / Trace Width 12.25

DEFINE ROUTER KEEPIN 13

Adding Board Keepouts 13.15

ROUTE BOARD / SPLIT PLANE 14

Surface Mount Components Power Fan-out 14.7

Fan-out with Verify Design 14.65

Split Plane 14.95

Route Clock Lines 14.123

Printing Route Layer Check Plots 14.174

Route Bus Traces 14.186

Route Traces 14.220

TEST POINTS 15

COPPER POUR 16

Associate Copper Polygon to Net GND 16.24

Flood Copper Pour Polygon 16.37

Change Copper Pour Attributes 16.46

Remove Isolated Pour Areas 16.57

Regenerate Copper Pour After Closing Design 16.71

VERIFY DESIGN 17

POST PROCESS GERBER & DRILL DATA 18

CREATE FABRICATION & ASSEMBLY DRAWINGS 19

Session 4 POST PROCESSING

UNDERSTANDING THE 6 CAD ELEMENTS 1

LAYER CONFIGURATIONS 2

SAMPLE GUIDE FOR CREATING CAM FILES 3

MODIFYING AN EXISTING CAM FILE 4

DELETING AN EXISTING CAM FILE

& IMPORTING A NEW CAM FILE 5

IMPORTING A NEW CAM FILE 6

MODIFYING AN EXISTING CAM FILE FOR A REVISION 7

STANDARD CAM FILES 8

Session 5 NETCHECK TOOLS

NETCHECK TOOLS SOFTWARE LIMITS 2

NETCHECK TOOLS NETLIST FORMATS 3

NETCHECK TOOLS NETLIST INTEGRITY CHECK 4

NETCHECK TOOLS NETLIST CONVERSION 5

NETCHECK TOOLS NETLIST COMPARISON 6

NETCHECK TOOLS PADS ECO GENERATION 7

APPENDIX

DESIGN CHECKLIST A

CHECKLISTS B

CALCULATING FOR BOARD DENSITY C

SAMPLE .DO FILES FOR CCT AUTO-ROUTER D

FABRICATION QUOTE FORM E

STANDARD FABRICATION NOTES F

LIBRARY CONSTRUCTION STANDARDS G

CURRENT CHARTS H

WIRE GUAGE TABLE I

STANDARD SCREW CHART J

STANDARD DRILL SIZES K

INCH TO METRIC CONVERSION TABLE L

GLOSSARY M

ROUTING GRID TECHNOLOGY N

METRIC MADE EASY O

BELOW BOARD TEXT P

Session 7 AUTOCAD for FABRICATION & ASSEMBLY DRAWINGS

GENERAL 2

DEFINE DRILL SYMBOLS 5

CREATE HPGL PEN PLOT FILES 22

CONVERT HPGL FILES TO DXF FILES 24

CONVERT DXF FILES TO DWG FILES 28

CREATE A FABRICATION DRAWING SHEET 1 OF 2 34

CREATE A FABRICATION DRAWING SHEET 2 OF 2 47

CREATE AN ASSEMBLY DRAWING SHEET 1 OF 2 (TOP) 53

CREATE AN ASSEMBLY DRAWING SHEET 2 OF 2 (BOTTOM) 59

EDITING AUTOCAD DRAWINGS 60

PRINTING/PLOTTING FROM AUTOCAD 66

DELETING TEMPORARY FILES 70

CREATING A CUSTOM TOOL BOX 71

APPENDIX 73

Session 8 CCT SPECCTRA

bestsave on C:\padspwr\files\jobname.bst 2

autosave on C:\padspwr\files\jobname.ato 3

status file C:\padspwr\files\jobname.sts 4

unit mil 6

grid wire 8.333 7

grid via 8.333 8

protect all wires 9

fix net GND VCC 11

define (class clocks clk*) 12

select class clocks 14

select via MICROVIA 14

rule class nets (testpoint (insert on)(side back)(use_via TESTVIA)) 15

limit way 500 17

limit via 3 17

cost side_exit forbidden 18

tax 20

smart_route 21

bus diagonal 23

fanout 5 (via_share on) 24

report no_fanout C:\padspwr\files\jobname.nof 29

route 25 30

clean 4 32

testpoint (use_via TESTVIA)(center_center 100) 33

critic 36

spread 37

report unconnect C:\padspwr\files\jobname.non 39

write wire C:\padspwr\files\jobname.w 40

unprotect all wires 42

recorner diagonal 44

miter (pin 100)(slant 1000)(bend 1000 50) 45

write routes C:\padspwr\files\jobname.rte 40

quit 47

CONVENTIONS USED IN THIS BOOK

¬ ® ¯ Cursor arrow keys

LMB Left Mouse Button

MMB Middle Mouse Button

RMB Right Mouse Button

- CD Click & Drag

- CDW Click & Drag Window

- DC Double Click

- DD Drag & Drop

MB Menu Bar

MTB Main Tool Bar

TBX Tool Box

(sp) Space Bar

(CR) Carriage Return - Enter

Ctrl Control Key

ESC Escape Key

i.5