diff --git a/README.md b/README.md
index 96336e9..12d62ad 100644
--- a/README.md
+++ b/README.md
@@ -1,3 +1,57 @@
+#Summary
+
+- [PCBA](#section-id-1)
+- [Prototype PCBA Manufacturing](#section-id-12)
+- [Software](#section-id-19)
+ - [Debian](#section-id-23)
+ - [Other Software](#section-id-57)
+ - [Electronic Design Automation (EDA)](#section-id-76)
+- [PCB Manufacturing](#section-id-80)
+ - [Board Types and Features](#section-id-92)
+ - [Copper Layer](#section-id-95)
+ - [Soldermask](#section-id-98)
+ - [Silkscreen](#section-id-101)
+ - [Standards & QC](#section-id-104)
+- [PCB Assembly](#section-id-111)
+ - [Placement](#section-id-122)
+ - [Solder Paste](#section-id-137)
+ - [Solder Wire](#section-id-146)
+ - [Flux](#section-id-153)
+ - [Flux Remover](#section-id-158)
+ - [Low Melt Alloy](#section-id-165)
+ - [Solder Wick](#section-id-170)
+ - [Heat](#section-id-175)
+- [PCBA Processes](#section-id-188)
+ - [Solder through hole components with soldering iron](#section-id-191)
+ - [Solder SMT components with soldering iron](#section-id-194)
+ - [Solder SMT components with hot air](#section-id-197)
+ - [Solder SMT components with oven](#section-id-200)
+ - [Solder SMT components with skillet](#section-id-203)
+ - [Solder BGA components](#section-id-206)
+ - [Rework through hole components](#section-id-209)
+ - [Rework SMT components](#section-id-217)
+ - [Rework BGA components](#section-id-225)
+ - [Create solder paste stencil](#section-id-228)
+ - [Apply solder paste with solder paste mask](#section-id-236)
+ - [Apply solder paste with syringe](#section-id-239)
+ - [Apply solder paste with electronic syringe](#section-id-242)
+ - [Solder Pot](#section-id-245)
+- [PCBA Testing](#section-id-251)
+- [Equipment](#section-id-254)
+ - [LASER](#section-id-259)
+ - [CNC](#section-id-270)
+ - [3D Printer](#section-id-281)
+ - [Solder Station](#section-id-291)
+ - [Pick and Place](#section-id-318)
+- [Production Boards](#section-id-328)
+- [Some thing else](#section-id-337)
+ - [and more](#section-id-340)
+ - [and](#section-id-343)
+
+
+
+
+
# PCBA
PCB Assembly. Soldering. SMT. Thru hole. Stencils. Paste. Equipment. Tools. HOWTOs.
@@ -9,6 +63,8 @@ Other code licensed under their own respective licenses.
Copyright © 2019, Fork Sand, Inc.
+
+
# Prototype PCBA Manufacturing
This documents free software and open source hardware manufacturing
of PCBAs (Printed Circuit Board Assemblies).
@@ -16,10 +72,14 @@ of PCBAs (Printed Circuit Board Assemblies).
Focus is particularly on tools that can be used with hackerspace-
level technology.
+
+
# Software
Various Free Software (as defined by FSF) applications available
for the creation of PCBAs.
+
+
## Debian
The below packages are in Debian Buster. Note, even though it is in
Debian, you may want to build some of these packages from scratch
@@ -54,6 +114,8 @@ The following Debian packages are NOT in use:
* `visolate` - tool for engraving PCBs using CNCs.
+
+
## Other Software
Other PCBA software available under Free Software licenses.
@@ -73,10 +135,14 @@ https://github.com/openscopeproject/InteractiveHtmlBom
* [`flatcam`](http://flatcam.org/) --- Free and Open-source PCB CAM.
FlatCAM lets you take your designs to a CNC router. You can open Gerber, Excellon or G-code, edit it or create from scatch, and output G-Code. Isolation routing is one of many tasks that FlatCAM is perfect for.
+
+
## Electronic Design Automation (EDA)
To design PCBs, KiCAD is used.
Export Gerber files for manufacturing.
+
+
# PCB Manufacturing
You can make your own PCB or have them made by numerous suppliers.
Recommended suppliers (amongst many):
@@ -89,18 +155,28 @@ Recommended suppliers (amongst many):
* Many others that also support KiCAD!
+
+
## Board Types and Features
FR1, FR4, etc.
+
+
## Copper Layer
Cu later.
+
+
## Soldermask
Green...
+
+
## Silkscreen
White...
+
+
## Standards & QC
Standards:
@@ -108,6 +184,8 @@ Standards:
* cf. NASA Standards.
+
+
# PCB Assembly
You can have a board assembled by a house such as ProtoExpress,
or you can assemble it yourself. There is an endless variety of
@@ -119,6 +197,8 @@ DIY approaches to this. This you have the PCB finished. You need to:
* Solder Components.
+
+
## Placement
The many ways to place a part...
@@ -134,6 +214,8 @@ What method is used depends on the type and size of the part
and what equipment is available. We'll be working with SMT,
BGA, and through hole parts.
+
+
## Solder Paste
To solder SMT parts to PCB.
@@ -143,6 +225,8 @@ In use:
* Zeph ZeroLead, 96.5Sn / 3Ag /.5Cu, 10cc syringe.
+
+
## Solder Wire
In use:
@@ -150,11 +234,15 @@ In use:
* Kester Sn96.5Ag3.0Cu0.5, no clean, no lead, 0.8mm.
+
+
## Flux
In use:
* Zephlux No Clean Flux, 14 gr. jar.
+
+
## Flux Remover
But you just put flux on...
@@ -162,16 +250,22 @@ In use:
* Zeph Flux Remover.
+
+
## Low Melt Alloy
To desolder, perchance.
* Zeph ZERO No Lead Low Melt.
+
+
## Solder Wick
Solder wick, aka desoldering wire.
In use: variety sizes.
+
+
## Heat
You need to melt that solder...
@@ -185,27 +279,43 @@ You need to melt that solder...
* Hot air bath.
+
+
# PCBA Processes
Working with PCBs and components:
+
+
## Solder through hole components with soldering iron
HOWTO solder through hole components to a PCB with soldering.
+
+
## Solder SMT components with soldering iron
HOWTO Solder SMT components with soldering iron.
+
+
## Solder SMT components with hot air
HOWTO Solder SMT components with hot air.
+
+
## Solder SMT components with oven
HOWTO Solder SMT components with oven.
+
+
## Solder SMT components with skillet
HOWTO Solder SMT components with skillet.
+
+
## Solder BGA components
HOWTO Solder BGA components.
+
+
## Rework through hole components
HOWTO Rework through hole components.
@@ -214,6 +324,8 @@ Current Practice:
* [Through Hole Component Removal HOWTO]
(HOWTO/through-hole-component-removal-HOWTO.md)
+
+
## Rework SMT components
HOWTO Rework SMT components.
@@ -222,9 +334,13 @@ Current Practice:
* [SMT Component Removal HOWTO]
(HOWTO/smt-component-removal-HOWTO.md)
+
+
## Rework BGA components
HOWTO Rework BGA components.
+
+
## Create solder paste stencil
HOWTO Create solder paste stencil.
@@ -233,29 +349,43 @@ Current Practice:
* [HOWTO create a solder paste stencil with Inkscape]
(HOWTO/laser-solder-paste-stencil-inkscape.md)
+
+
## Apply solder paste with solder paste mask
HOWTO Apply solder paste with solder paste mask.
+
+
## Apply solder paste with syringe
HOWTO Apply solder paste with syringe.
+
+
## Apply solder paste with electronic syringe
HOWTO Apply solder paste with electronic syringe.
+
+
## Solder Pot
HOWTO Use a solder pot.
* [Solder Pot HOWTO]
(HOWTO/solder-pot-HOWTO.md)
+
+
# PCBA Testing
Pins.
+
+
# Equipment
The equipment considered is what is generally available to
hackerspaces. This leaves out industrial gear like large
wave solder machines.
+
+
## LASER
LASERS can serve a few purposes in manufacturing PCBAs.
Inexpensive LASER cutters are available at many hackerspaces.
@@ -267,6 +397,8 @@ Inexpensive LASERs can be retrofit to RepRap 3D printers.
* Board marking, such as serialization.
+
+
## CNC
Large CNCs are overkill for PCBA assembly.
Very small CNCs can be used.
@@ -278,6 +410,8 @@ CNCs can be used to:
* Drill PCB holes.
+
+
## 3D Printer
RepRap 3D printers are available at many hackerspaces.
3D printers can be used to:
@@ -288,6 +422,8 @@ RepRap 3D printers are available at many hackerspaces.
* Make other tools, etc.
+
+
## Solder Station
Solder station tools:
@@ -315,6 +451,8 @@ Solder station tools:
* Solder pot.
+
+
## Pick and Place
A variety of free software compatible and open source hardware
pick and place machines are available.
@@ -325,6 +463,8 @@ pick and place machines are available.
non-commercial design licensed hardware. Manufacturer supplies
proprietary application.
+
+
# Production Boards
Boards manufactured or slated to be manufactured.
@@ -333,3 +473,18 @@ https://code.forksand.com/forksand/fs-TrellisBoard
* ULX3X --- ECP5 board.
https://code.forksand.com/forksand/fs-ulx3s
+
+
+
+# Some thing else
+foo
+
+
+
+## and more
+this
+
+
+
+## and
+that