LVTTL (0/3.3v) to RS-232 (+/-12v) Adapter
Here’s the quickest hack in the history of MSNTV2 hacking.
1x Spark Fun Electronics “Shifter”
1x Floppy Drive Power Cable (from an old power supply)
Pinouts (Cable Colors to Shifter Markings):
Yellow = “RX-1”
Black = “TX-0”
Black = “GND”
Red = “VCC” (3.3v)