commit c3c47c34124cbcf1ffcd25ba384688b4fe99bd39
Author: Dominik Chilla <dominik@zwackl.de>
Date:   Wed Mar 1 18:38:11 2023 +0100

    Tasmota script for Siemens TD-3511 SmartMeter

diff --git a/README.md b/README.md
new file mode 100644
index 0000000..cf6530b
--- /dev/null
+++ b/README.md
@@ -0,0 +1,41 @@
+# Tasmota (Siemens TD-3511)
+```
+>D
+scnt=0
+res=0
+
+>B
+=>sensor53 r
+
+>F
+; count 100ms
+scnt+=1
+switch scnt
+
+;300ms after start: set sml driver to 300 baud and send /?! as HEX to trigger the Meter
+case 3
+res=sml(1 0 300)
+res=sml(1 1 "2F3F210D0A")
+
+;1700ms later: Ack and ask for switching to 9600 baud
+case 20
+res=sml(1 1 "063035300D0A")
+
+;300ms later: switch sml driver to 9600 baud
+case 23
+res=sml(1 0 9600)
+
+;5000ms after start: Restart sequence
+case 50
+scnt=0
+
+ends
+>M 1
++1,5,o,0,9600,TD3511,4
+1,1.8.1(@1,Total In,KWh,Total_in,3
+1,1.7.0(@0.001,Power In,W,power_in,0
+1,31.7(@1,Strom L1,A,I_L1,2
+1,51.7(@1,Strom L2,A,I_L2,2
+1,71.7(@1,Strom L3,A,I_L3,2
+#
+```