X-Git-Url: https://git.friedersdorff.com/?a=blobdiff_plain;f=converter%2Fsun_usb%2FREADME;h=ee59fc757c5982d7b592c04780de9e02384afe46;hb=3ee5f565ae98cc68b6dff24225b6f8f069f6e20d;hp=7b4f95ca25d55b7b122667c7b7a28f28259166b7;hpb=6e9260cc176a77702b22381d01c59f0deafcb996;p=max%2Ftmk_keyboard.git diff --git a/converter/sun_usb/README b/converter/sun_usb/README index 7b4f95ca..ee59fc75 100644 --- a/converter/sun_usb/README +++ b/converter/sun_usb/README @@ -34,11 +34,11 @@ Connector Protocol -------- -Singnal: Asynchronous, Negative logic, 1200baud, No Flow control +Signal: Asynchronous, Negative logic, 1200baud, No Flow control Frame format: 1-Start bit, 8-Data bits, No-Parity, 1-Stop bit AVR USART engine expects positive logic while Sun keyboard signal is negative. - To use AVR UART engine you need exteral inverter in front of RX and TX pin. + To use AVR UART engine you need external inverter in front of RX and TX pin. Otherwise you can software serial routine to communicate the keyboard. This converter uses software method, you doesn't need any inverter part.