please help on PIC16F877A based intercom

Status
Not open for further replies.

sandyscn

New Member
Hi,
Doin a project on PIC16F877A ,based intercom....I am using a 4*3 keypad for (connect/disconnect)+16*2 LCD display(displaying connected/no connection)+Micro phone(with preamp ) connected to a/d +Speaker (with amp) connected to d/a ..is it posible to interface all these peripherals ...do i need any intrupt if i am using USARt asynchoronous transfer to other PIC16F877A.Can any one help on the codes require for above project ..I have individually written codes for all the interfaces but i dont know how to integrate all codes into one ....please any one guide me on above problem..atleast please send me codes for USART transfer of data ...at baud rate 56 kbps ( i am using a crystal of 11.0592 mhz ,for which i have got the spbrg value as 11 for brgh set as 1 ). :shock:
regards
Sandy
 
Status
Not open for further replies.
Cookies are required to use this site. You must accept them to continue using the site. Learn more…