diff --git a/platformio/platformio.ini b/platformio/platformio.ini
index 169f35f..99e0120 100644
--- a/platformio/platformio.ini
+++ b/platformio/platformio.ini
@@ -22,6 +22,7 @@
 ;default_envs = ESP32
 ;default_envs = SAMD
 default_envs = pico
+;default_envs = mbed_pico
 ;default_envs = NRF52
 ;default_envs = STM32
 ;default_envs = portenta_h7_m7
@@ -38,7 +39,6 @@ upload_speed = 921600
 ;monitor_port = COM11
 
 ; Checks for the compatibility with frameworks and dev/platforms
-; To adjust as necessary
 lib_compat_mode = strict
 lib_ldf_mode = chain+
 ;lib_ldf_mode = deep+
@@ -64,7 +64,17 @@ framework = arduino
 
 [env:pico]
 ; ============================================================
-; Just a sample
+; Just a sample for arduino-pice core
+; You have to research and fix if there is issue
+; ============================================================
+platform = https://github.com/maxgerhardt/platform-raspberrypi.git
+board = pico
+framework = arduino
+board_build.core = earlephilhower
+
+[env:mbed_pico]
+; ============================================================
+; Just a sample for mbed_rp2040 and mbed_nano cores
 ; You have to research and fix if there is issue
 ; ============================================================
 platform = raspberrypi