MEDIATEK LinkIt Smart 7688 Developer's Manual page 44

Figure 23 Using UART to USB cable to access system console in Windows terminal
To exit the system console, click the X on top right of the PuTTY windows.
5)
• For Mac:
Install the driver if needed. Check the cable manufacturer's website for driver
1)
requirements on Mac and installation instructions.
Plug-in the cable and connect the cable to LinkIt Smart 7688.
2)
Open a Terminal session. You can open it at Applications/Utilities/Terminal.
3)
Type ls /dev/cu* in the Terminal. You should see a list of devices. Look for something like
4)
cu.usbserial-XXXXXXXX where XXXXXXXX is usually a random identifier. This is the serial
device used to access the system console. For example:
$ls /dev/cu*
/dev/cu.Bluetooth-Incoming-Port
/dev/cu.Bluetooth-Modem
/dev/cu.pablop-WirelessiAP
/dev/cu.usbserial-A6YMCQBR
Use the screen utility to connect to the serial port and set the baudrate to 57600. This is
5)
because the baudrate of the system console is 57600 by default. For example:
$screen /dev/cu.usbserial-XXXXXXXX 57600
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Unauthorized reproduction or disclosure of this information in whole or in part is strictly prohibited.
MediaTek LinkIt™ Smart 7688 Developer's Guide
© 2015, 2016 MediaTek Inc.
Page 44