Update index.md

Author: atulravi

1209/2024/index.md

@@ -6,3 +6,4 @@ license: MIT, GNU
 site: http://www.atrivatech.com/picuno
 source: http://github.com/atrivatech/picuno
 ---
+The PicUNO is an RP2040 powered UNO form Factor Pico board with level shifting to 5V on certain GPIO compatible with Micro Python, CircuitPython and Arduino IDE (C/C++)