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Parity bit: None
Control flow: Hardware
DTR: On
RTS: On
2. Test for communication:
1) Connect the extended serial port 0 and PC via 3-wire mode
Input the following commands, the SOC8200 board will send data “1234567890 " to the PC. If the
PC has send 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
2)Connect the extended serial port 0 and PC via 9-wire mode:
Input the following commands, the SOC8200 board will send data " 1234567890 " to the PC. If
the PC has send the data to SOC8200 board, the board will receive the data too.
[root@OMAP3EVM ]# com_rts -d /dev/ttySCMA0
SEND: 1234567890
RECV: SOC8200
RECV: SOC8200
SEND: 1234567890
RECV: SOC8200
RECV: SOC8200
SEND: 1234567890
RECV: SOC8200
RECV: SOC8200
SEND: 1234567890
For the test program com_rts and com_norts, the user can add the " -s " to change
the send content.