It works but took a little experimenting as mine has both the rs232 and the ttl rx an tx reversed.
On ttl side:
Connect tx to tx and rx to rx.
On rs232 side:
Rx on DE9 pin 3 and
Tx on DE9 pin 2
Ground on pin 5
Kcan
verified owner
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Rs-232 To Ttl Conveter (Max3232Idr) - 103990363
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It works but took a little experimenting as mine has both the rs232 and the ttl rx an tx reversed.
On ttl side:
Connect tx to tx and rx to rx.
On rs232 side:
Rx on DE9 pin 3 and
Tx on DE9 pin 2
Ground on pin 5