OK to close this out.... I tried out your code on the PIC_18f2620. I did have to reverse the way the bytes were sent, rather than 0,1,2,3 it was 3,2,1,0 but it worked perfectly. Thanks again GoForSmoke !!
Regards
Richard 
OK to close this out.... I tried out your code on the PIC_18f2620. I did have to reverse the way the bytes were sent, rather than 0,1,2,3 it was 3,2,1,0 but it worked perfectly. Thanks again GoForSmoke !!
Regards
Richard