[clug] USB to RS232 DB9 Adapter

Bryan Kilgallin kilgallin at iinet.net.au
Fri Aug 9 07:04:34 UTC 2019

George wrote:

"I am starting to wonder if there is a flat battery or a fault with your 
Polar Heart rate hardware."

I have just now connected the Polar Interface box to the HP200LX 
palmtop's serial port. And the palmtop's keyboard behaved itself. Thus I 
transmitted OK 5 minutes of resting heart rate data to the Polar 
Software memory. Displaying the heart rate curve fine. So the Polar 
Interface box works fine!

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