diff --git a/Pi/bit.py b/Pi/bit.py
new file mode 100644
index 0000000..f0777bd
--- /dev/null
+++ b/Pi/bit.py
@@ -0,0 +1,29 @@
+#!/usr/bin/python3
+
+# Some bytes to play with
+byte1 = int('11110000', 2)  # 240
+byte2 = int('00001111', 2)  # 15
+byte3 = int('01010101', 2)  # 85
+
+# Ones Complement (Flip the bits)
+print(~byte1)
+
+# AND
+print(byte1 & byte2)
+
+# OR
+print(byte1 | byte2)
+
+# XOR
+print(byte1 ^ byte3)
+
+# Shifting right will lose the right-most bit
+print(byte2 >> 3)
+
+# Shifting left will add a 0 bit on the right side
+print(byte2 << 1)
+
+# See if a single bit is set
+bit_mask = int('00000001', 2)  # Bit 1
+print(bit_mask & byte1)  # Is bit set in byte1?
+print(bit_mask & byte2)  # Is bit set in byte2?
diff --git a/Pi/s.py b/Pi/s.py
index 6ea952d..5ada0f5 100644
--- a/Pi/s.py
+++ b/Pi/s.py
@@ -15,17 +15,21 @@ SoundFF = pygame.mixer.Sound('ogg/F#3v16.ogg')
 # port = serial.Serial("/dev/ttyS0", baudrate=115200, timeout=.001)
 port = serial.Serial("/dev/ttyS0", baudrate=115200)
 
+SoundA.play();
+
 while True:
 	# rcv decodieren
 	rcv = port.read()
 	
 	if rcv[0] & ( 1 << 1 ) :
+		print("1");
 		SoundC.stop()
 		SoundC.play()
 	else:
 		SoundC.stop()
 
-	if rcv[0] & ( 1 << 2 ) :
+	if rcv[0] & ( 1 << 0 ) :
+		print("0");
 		SoundA.stop()
 		SoundA.play()
 	else:
diff --git a/piconfig/config.txt b/piconfig/config.txt
new file mode 100644
index 0000000..c8ac91f
--- /dev/null
+++ b/piconfig/config.txt
@@ -0,0 +1,66 @@
+# For more options and information see
+# http://rpf.io/configtxt
+# Some settings may impact device functionality. See link above for details
+
+# uncomment if you get no picture on HDMI for a default "safe" mode
+#hdmi_safe=1
+
+# uncomment this if your display has a black border of unused pixels visible
+# and your display can output without overscan
+#disable_overscan=1
+
+# uncomment the following to adjust overscan. Use positive numbers if console
+# goes off screen, and negative if there is too much border
+#overscan_left=16
+#overscan_right=16
+#overscan_top=16
+#overscan_bottom=16
+
+# uncomment to force a console size. By default it will be display's size minus
+# overscan.
+#framebuffer_width=1280
+#framebuffer_height=720
+
+# uncomment if hdmi display is not detected and composite is being output
+#hdmi_force_hotplug=1
+
+# uncomment to force a specific HDMI mode (this will force VGA)
+#hdmi_group=1
+#hdmi_mode=1
+
+# uncomment to force a HDMI mode rather than DVI. This can make audio work in
+# DMT (computer monitor) modes
+#hdmi_drive=2
+
+# uncomment to increase signal to HDMI, if you have interference, blanking, or
+# no display
+#config_hdmi_boost=4
+
+# uncomment for composite PAL
+#sdtv_mode=2
+
+#uncomment to overclock the arm. 700 MHz is the default.
+#arm_freq=800
+
+# Uncomment some or all of these to enable the optional hardware interfaces
+#dtparam=i2c_arm=on
+#dtparam=i2s=on
+#dtparam=spi=on
+
+# Uncomment this to enable infrared communication.
+#dtoverlay=gpio-ir,gpio_pin=17
+#dtoverlay=gpio-ir-tx,gpio_pin=18
+
+# Additional overlays and parameters are documented /boot/overlays/README
+
+# Enable audio (loads snd_bcm2835)
+dtparam=audio=on
+
+[pi4]
+# Enable DRM VC4 V3D driver on top of the dispmanx display stack
+dtoverlay=vc4-fkms-v3d
+max_framebuffers=2
+
+[all]
+#dtoverlay=vc4-fkms-v3d
+enable_uart=1