14.3 Power consumption................................................................................................................................................ 19
14.4 Voltage regulator temperature................................................................................................................................ 19
15 Connecting the Pluto boards to a PC............................................................................................................................. 20
15.1 Serial connection.................................................................................................................................................... 20
15.2 With a TXDI............................................................................................................................................................ 20
15.3 With a TXDI/MAX232 or TXDI/FTDI....................................................................................................................... 20
15.4 Without a TXDI....................................................................................................................................................... 20
16 Sample C code for RS-232 Win32 send & receive......................................................................................................... 21
17 Board checklist............................................................................................................................................................... 22
17.1 The FPGA doesn't configure?................................................................................................................................. 22
17.2 Boot-PROM problem?............................................................................................................................................ 22
18 Board connectors and headers, with IO pin assignments...............................................................................................23
18.1 Pluto....................................................................................................................................................................... 23
18.2 Pluto-II.................................................................................................................................................................... 24
18.3 Pluto-IIx.................................................................................................................................................................. 25
18.4 Pluto-IIx HDMI........................................................................................................................................................ 26
18.5 Pluto-3.................................................................................................................................................................... 27
19 Mechanical drawings...................................................................................................................................................... 28
19.1 Pluto....................................................................................................................................................................... 28
19.2 Pluto-II/-IIx/-IIX HDMI............................................................................................................................................. 29
19.3 Pluto-3.................................................................................................................................................................... 30
FPGA RS-232 development boards Page 3