User's Manual

The UART has a 512-byte transmit FIFO and a 512-byte receive FIFO.
UART1 (CAIT_RX, CAIT_TX) Mobile Station Test, Debugging, Download
UART2 (UART_RX, UART_TX)
Communication between the Phone Module and
TCU
The phone shall have the following UART parameters set by default.
Baud = 9600
Data Bits = 8
Parity = ODD
Stop Bit = 1
Start Bit = 1
Flow Control = None
Line feed and Carriage return shall be sent following each command and response.