hi!
i got stk500 development kit i'm trying understand how use. if don't use external programmer, i'll have use rs232 port. problem don't have rs232 port on pc. got cheap pl2303 usb rs232 converter, usb serial adapter db9 connector. there no voltage level converter built adapter.
to stk500 work, need usb serial adapter, built in voltage converter. of know cheap adapter works rs232 port, correct voltage levels?
i got stk500 development kit i'm trying understand how use. if don't use external programmer, i'll have use rs232 port. problem don't have rs232 port on pc. got cheap pl2303 usb rs232 converter, usb serial adapter db9 connector. there no voltage level converter built adapter.
to stk500 work, need usb serial adapter, built in voltage converter. of know cheap adapter works rs232 port, correct voltage levels?
my pl2303 usb rs232 converter, db9 connector, has built-in voltage level converter, , works old rs232 ports on pcs.
you make own using pololu adapter: https://www.pololu.com/product/127
you make own using pololu adapter: https://www.pololu.com/product/127
Arduino Forum > Using Arduino > General Electronics > Help me find a cheap USB to RS232 adapter that actually works!
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