D Deema New Member Oct 7, 2009 #1 Hello all, I have just purchased a UM232r but I am not sure how to connect it to the PIC16F876a. Do I need 4 connections only, TX, RX, GND, +v ? or more wiring for handshaking ? Could anyone help me with this ? .. how the circuit should be build ?
Hello all, I have just purchased a UM232r but I am not sure how to connect it to the PIC16F876a. Do I need 4 connections only, TX, RX, GND, +v ? or more wiring for handshaking ? Could anyone help me with this ? .. how the circuit should be build ?
Nigel Goodwin Super Moderator Most Helpful Member Oct 7, 2009 #2 Check my tutorials which have details of the MAX232.