diff --git a/LT_remote_control_box.md b/LT_remote_control_box.md
index bbdcf4a..70d1e2d 100644
--- a/LT_remote_control_box.md
+++ b/LT_remote_control_box.md
@@ -4,3 +4,20 @@ Box Z62, 2xAA:
 https://www.kradex.com.pl/product/enclosures_with_battery_basket/z62
 
 https://www.krabicky-pro-elektroniku.cz/plastova-krabicka-z62--cerna/
+
+
+
+## Pi Pico
+
+IR RX TSOP2256
+datasheet: https://www.vishay.com/docs/82459/tsop48.pdf
+
+pin1 OUT - Pi Pico pin 16  
+pin2 VCC
+pin3 GND 
+
+IR TX TSAL6200
+
+
+
+Pi Pico pin:
diff --git a/README.md b/README.md
index ae70b78..5ff7265 100644
--- a/README.md
+++ b/README.md
@@ -24,4 +24,5 @@ https://randomnerdtutorials.com/raspberry-pi-pico-vs-code-micropython/
 
 ## Install IR lib
 `$ mpremote connect /dev/ttyACM0 mip install "github:peterhinch/micropython_ir/ir_tx"`
-`$ mpremote mip install "github:peterhinch/micropython_ir/ir_rx"`
\ No newline at end of file
+`$ mpremote mip install "github:peterhinch/micropython_ir/ir_rx"`
+`$ mpremote mip install "github:peterhinch/micropython-async/v3/primitives"`