Amicus is a multifunction development system inspired by the popular  Arduino board, however, the Amicus board uses a Microchip PIC® microcontroller instead of an Atmel AVRtm type. 
 Comprehensive documentation and a helpful and friendly support   environment, make using 
Amicus18 an easy and enjoyable experience for   beginners and seasoned programmers.
Forum Moderator Mackrakit (Dave) very kindly ported the Proton BASIC  Compiler code over to PBP3 and modified the original AMicus18 docuemts  for PBP3 users.
			...
			
 
		
Re: 16F690 MCLR as Input
many thanks Henrik to clarify this post.
jackberg1 - 27th October 2025, 20:42that make more sense to me now with further test, when the pin RA3
has nothing connected to it, the input is floating thus
when adding a pulldown it's...