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typo

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Ondřej Hruška 2 years ago
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      README.md

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README.md
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@ -10,7 +10,7 @@ There is no input function. It can be easily added, but I didn't need it.
The device appears as a USB-serial ttyACMx. Write characters to it. Everything works in character mode. The device appears as a USB-serial ttyACMx. Write characters to it. Everything works in character mode.
There's no harm in sending CRLF, these are discarded with no reply. There's no harm in sending CRLF, these are discarded with no reply.
- Uppercase letters turn GPIOs on, their lowercase counterparts turn them on. - Uppercase letters turn GPIOs on, their lowercase counterparts turn them off.
- Valid commands return the same character back. Unknown commands return "?". - Valid commands return the same character back. Unknown commands return "?".
- "0" turns all *off*, "1" turns all *on*. This is handy if you need just one signal, or want to shut everything down. - "0" turns all *off*, "1" turns all *on*. This is handy if you need just one signal, or want to shut everything down.

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