Update README.md

README.md

@@ -65,7 +65,7 @@ I have heard reports of these modules getting very warm when in use although I h
 
 GPIO:
 io pins available for use are 13 and 12 (12 must not be high at boot)
-pin 16 can be used for input (it seems this pin may be used for psram so may or may not work for you?)
+pin 16 is used for psram but you may get away with using it as input for a button etc.
 You could also use 1 and 3 if you do not use Serial or 14,2&15 if not using SD Card
 Other possible pins you could solder directly to the esp32 module?    17, 9, 10, 11, 6, 7, 8
 More info: https://randomnerdtutorials.com/esp32-cam-ai-thinker-pinout/