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The steps for connection:
The serial settings for the PC:
Baud rate: 115200
Data bit: 8
Stop bit: 1
Parity bit: None
Control flow: Hardware
DTR: On
RTS: On
2. Communication Test:
Connect the extended serial port 0 and PC via 3-wire mode:
Input the following commands, the SOC8200 board will send the data
“1234567890" to the PC. If the PC has sent the data to SOC8200 board, the
board will receive the data too.
[root@OMAP3EVM ]# com_norts -d /dev/ttySCMA0
SEND: 1234567890
RECV: www.armkits.com
RECV: www.armkits.com
SEND: 1234567890
RECV: www.armkits.com
RECV: www.armkits.com
SEND: 1234567890
Connect the extended serial port 0 and PC via 9-wire mode:
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