Update Readme.md

bluedot_server/Readme.md

@@ -11,25 +11,17 @@ sudo apt install python3-dbus
 
 - hardware:  
 -- raspi with bluetooth (3 or Zero W)  
--- SPI MCP4911 DAC für steuerspannung umrichter  
---- did not work when connected to altivar  
---- maybe optical isolation  
----- test 74OL6000 optical transceivers ...  
--- 2 stück relais für control umrichter & bremse  
---- use uln  
+-- SPI MCP4911 DAC für steuerspannung umrichter1 with 74OL6000 optical transceivers
+-- umrichter 2/3 steuerung per pwm/rc
+-- 16 stück relais für 3 umrichter, 2 horiz. antriebe, 4 ventilkontrollen  
+-- 7 stück eingänge für induktive sensoren
 -- I2C tm1637 LED 4 Ziffern Display   
 --- do i2c scan for varying adresses  
 --- this is not a real i2c device  
 --- used   
 ---- *https://raspberrytips.nl/tm1637-4-digit-led-display-raspberry-pi/*  
 ---- *https://github.com/timwaizenegger/raspberrypi-examples/blob/master/actor-led-7segment-4numbers/tm1637.py*  
--- 6 stück solid state relais  
--- umrichter: altivar11  
--- <strike>not-aus knopf</strike>  
+
 
 - pins used:  
-on_pin=11  
-off_pin=13  
+-- see dotserver.py  
\ No newline at end of file
-pump_pins=[7,12,15,16,18,22]  
-spi pins: MOSI 19, SCK 23, CE0 24
-display pins: Data 3, Clock 5