From b38e75e02b2901aa242639796c407a30005dcbcf Mon Sep 17 00:00:00 2001
From: Rahix <rahix@rahix.de>
Date: Sun, 17 Nov 2024 21:11:08 +0100
Subject: [PATCH] succbone: Update README

---
 succbone/README.md                  | 21 +++++++++++++++++++++
 succbone/succbone-control-panel.jpg |  4 ++--
 2 files changed, 23 insertions(+), 2 deletions(-)

diff --git a/succbone/README.md b/succbone/README.md
index 828c763..3a8e670 100644
--- a/succbone/README.md
+++ b/succbone/README.md
@@ -13,3 +13,24 @@ succbone is our "automation" system for the vacuum system of the SEM.
   - Signal two different vacuum levels to the original evacuation controller
     * Rough vacuum reached
     * High vacuum reached
+- Diffusion pump temperature monitoring via three PT100 sensors
+- Environmental temperature & humidity monitoring (external sensor)
+
+### Device Overview
+These are the main devices powering the succbone control system.  For details,
+please check the wiring diagrams in [`panel.pdf`](./panel.pdf).
+
+- `-KEB1`: BeagleBone as main control system with addonboard for PSU & analog 0-10V readout
+- `-KED1`: MikroTik RB450G router as gateway to the outside and network switch
+- `-KED2`: MODBUS-TCP to MODBUS-RTU bridge
+- `-KEC1`: MODBUS-RTU 8x relay output and 8x digital input board
+- `-KEC2`: MODBUS-RTU 8x PT100 500°C transmitter
+- `-BTA1`: MODBUS-RTU environmental temperature & humidity sensor
+- `-QAA1`: Contactor for the roughing pump interlock
+- `-QAA2`: Contactor for the diffusion pump interlock
+
+### 3D-Printed Components
+- [DIN-rail mount for the BeagleBone](https://www.printables.com/model/1058768-beaglebone-din-mount)
+- [DIN-rail mount for the MikroTik RB450G]
+- (legacy: [DIN-rail mount for relay board](https://www.printables.com/model/1019947-relay-board-din-rail-mount))
+- [Cable Strain Relief Plates](https://www.printables.com/model/932070-parametric-cable-strain-relief-plate)
diff --git a/succbone/succbone-control-panel.jpg b/succbone/succbone-control-panel.jpg
index a38c6aa..7182958 100644
--- a/succbone/succbone-control-panel.jpg
+++ b/succbone/succbone-control-panel.jpg
@@ -1,3 +1,3 @@
 version https://git-lfs.github.com/spec/v1
-oid sha256:897373984afb011da940bd93fee9649fd86389ba5dd88cff8a6179d0b3cf0e8e
-size 1985834
+oid sha256:4366270d63ad735c5953a7d6797537474194b23550af1a52b630bc886c43c7c2
+size 1762651