Interface for CASIO calculators models FX-880P and 850P.
Connect a PC USB port to calculator port RS232  at 5V TTL levels.
This device has a FTDI original chip FT232RL, designed/constructed by me and garanteed to work well.
Schematics and pcb are available to custom inquire.
The kit has the module itself and a standart USB cable/wire.
The connection pins has about 7mm lentgh
Included the new pins protector / cover.
The USB cable is 0,5m long. can have other length
(Colour : black (negro)

NOTE : this device has not checked in Apple (c) computers.
Some users have reported that they have managed to connect to these systems and it works without problems.