Service Manual
14
Figure 7-8 Diagram of UART Interface
U302 has a total of three UART interfaces, which are utilized to communicate with different external
devices. UART2 is used for communication with front panel and serial port on PC, while UART3 with
Option Board and accessory jack (USB).
7.4.7 Mobile Accessory Connector (MAC)
Mobile accessory connector contains audio interface, programmable I/O port, serial port, USB port,
accessory identifier port and etc, which are applied for further development. For details, please refer for
the section Interface Definition.
7.4.8 Option Board Interface
J400, an option board interface, is used to achieve specific function by connecting with the designated
option board. The definition of each pin is listed as below:
To Next Page
Loading...
