> Yes, but I have to change the baud rate. I will try with MODE this >evening. My problem is my plotter, it only has 40 word fifo, and the >upload soft has to stop when it tells STOP, not a word after, or it will >be lost. That's the key of the problem :( What kind of plotter? I use this with several HP plotters (from A-size flatbed to DraftPro EXL), and only requirement is hw handshaking. Sure you got the right cable and MODE settings? Andy ================================================================== Andy Kunz - Montana Design - 409 S 6th St - Phillipsburg, NJ 08865 Hardware & Software for Industry & R/C Hobbies "Go fast, turn right, and keep the wet side down!" ==================================================================