From 30c65c4075cdf45f6d1632909a9253435a5bdafc Mon Sep 17 00:00:00 2001
From: vg <vg@devys.org>
Date: Wed, 14 Feb 2018 15:01:34 +0100
Subject: update readme with serial commands and flowchart update to do

---
 two_hosts_auto_powerswitch/readme.rst | 30 ++++++++++++++++++++++++++++--
 1 file changed, 28 insertions(+), 2 deletions(-)

diff --git a/two_hosts_auto_powerswitch/readme.rst b/two_hosts_auto_powerswitch/readme.rst
index c0b6216..7eac7fe 100644
--- a/two_hosts_auto_powerswitch/readme.rst
+++ b/two_hosts_auto_powerswitch/readme.rst
@@ -14,7 +14,7 @@ case, the device is switched on by whatever computer is detected on.
 Flowchart
 =========
 
-When detecting a host state change, the following happen::
+Outlet table update::
 
 
     .------------------.  .-------------------.
@@ -32,6 +32,23 @@ When detecting a host state change, the following happen::
                  '---------------'
 
 
+Skip table:
+serial skip update -> update skip table
+computer state table update -> reset skip lines of updated computers
+
+Computer state table:
+Host state change detection -> lookup skip table -> update computer state table
+computer button toggle -> update computer state table
+serial logical computer state toggle -> update computer state table
+
+Outlet table:
+outlet toggle button -> update table
+computer state table update -> update table
+serial toggle command -> update table
+
+Outlet table update can start timer (doing eventually a relay switch on or off
+action), switch on relay directly, switch off relay directly.
+
 Feature list
 ============
 
@@ -69,7 +86,7 @@ Feature list
 * If at least one of the computers is on, global led is on. An individual led
   indicate the state of each outlet.
 
-* Very low power then no outlet nor computer is on: the MCU will sleep and
+* Very low power when no outlet nor computer is on: the MCU will sleep and
   consume near nothing and all led will be off.
 
 * Instead of pressing button, the dedicated control usb connection can be used
@@ -82,6 +99,15 @@ Feature list
   little current spikes), and keeping current state when unplugging
   controlling computer.
 
+Serial commands
+===============
+
+- `CNY`: Change computer N (0/1) state to Y (0/1)
+- `TN`: Toggle computer N (0/1) state.
+- `cNY`: Change outlet N (0-4) state to Y (0/1)
+- `tN`: Toggle outlet N (0-4) state.
+- `SNY`: Update computer skip line to Y (0/1, 1 means skipping the next on
+  detection change).
 
 Rationale
 =========
-- 
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