From 8ab73f4a4a756a9fb870c39353c453dbc2df454b Mon Sep 17 00:00:00 2001
From: Serge Bazanski <q3k@q3k.org>
Date: Sat, 17 May 2025 01:37:23 +0200
Subject: [PATCH] tree: init from IC RE talk

---
 README.md |  6 ++++++
 tree.dot  | 52 ++++++++++++++++++++++++++++++++++++++++++++++++++++
 2 files changed, 58 insertions(+)
 create mode 100644 README.md
 create mode 100644 tree.dot

diff --git a/README.md b/README.md
new file mode 100644
index 0000000..9d60249
--- /dev/null
+++ b/README.md
@@ -0,0 +1,6 @@
+GUFTT
+=====
+
+Grand Unified FAFO Tech Tree
+
+Work in progress during FOF1.
diff --git a/tree.dot b/tree.dot
new file mode 100644
index 0000000..906d6d1
--- /dev/null
+++ b/tree.dot
@@ -0,0 +1,52 @@
+digraph {
+    wet_lab [label="Wet Lab"]
+    lapping [label="Lapping Machine"]
+    fiber_laser [label="Fiber Laser"]
+    rie [label="Reactive Ion Etching"]
+    plasma [label="Plasma Etching"]
+    
+    wet_lab -> decapping [label="HNO3/H2SO4"]
+    lapping -> decapping
+    fiber_laser -> decapping
+    plasma -> decapping
+    decapping [label="Decapping"]
+
+    delayering [label="Delayering"]
+    fiber_laser -> delayering
+    lapping -> delayering
+    rie -> delayering
+    decapping -> delayering
+    wet_lab -> delayering [label="HNO3/HF"]
+
+    optical_stage [label="Optical Microscope with X/Y motorized stage"]
+
+    laser_fault_injection [label="Laser Fault Injection"]
+    decapping -> laser_fault_injection
+    optical_stage -> laser_fault_injection
+
+    body_bias_injection [label="Body Bias Injection"]
+    decapping -> body_bias_injection
+
+    sem_motorized_stage [label="SEM motorized stage"]
+
+    chip_imaging [label="Simple Chip Imaging"]
+    delayering -> chip_imaging
+    sem_motorized_stage -> chip_imaging
+
+    nanoprobing [label="SEM nanoprobing/live analysis"]
+    sem_motorized_stage -> nanoprobing
+    delayering -> nanoprobing
+
+    sem_fault_injection [label="SEM Fault Injection"]
+    nanoprobing -> sem_fault_injection
+
+    staining [label="DASH Stain"]
+    wet_lab -> staining [label="HNO3/HF"]
+
+    full_chip_re [label="Full Chip RE"]
+    chip_imaging -> full_chip_re
+    staining -> full_chip_re
+
+    microprobing [label="Microprobing"]
+    optical_stage -> microprobing
+}