If both can talk to your computer through a max232, then they are both ttl devices. Pull the max232 out, and connect tx to rx and rx to tx and see what happens. Make sure they are both on the same voltage.
Walter
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ttl to ttl
If both can talk to your computer through a max232, then they are both ttl devices. Pull the max232 out, and connect tx to rx and rx to tx and see what happens. Make sure they are both on the same voltage.
Walter
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