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IEEE EIA/TIA – 232E specification and associated serial port device driver(Implementing NULL MODEM)

RCS file: header.h,v
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included linux/ioport.h header file
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date: 2014/11/17 04:02:27; author: root; state: Exp;
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RCS file: declaration.h,v
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RCS file: initilization.c,v
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Implemented check_region(), release_region() and request_region()
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date: 2014/11/17 04:04:26; author: root; state: Exp; lines: +1 -1
Set the 7th bit(DLAB) of LCR register for baud setting.
sent 0x0c to THR register for 9600.
Now send 0×03 to LCR register for 8-bit data transfer.
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RCS file: cleanup.c,v
Working file: cleanup.c
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Implemented release_region()
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RCS file: dev_open.c,v
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date: 2014/11/17 04:11:28; author: root; state: Exp;
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RCS file: dev_release.c,v
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RCS file: dev_write.c,v
Working file: dev_write.c
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Write data serially using null modem
Sent single character through null modem
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RCS file: dev_read.c,v
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Receive the serial data successfully
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RCS file: file_op.h,v
Working file: file_op.h
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date: 2014/11/17 04:12:38; author: root; state: Exp;
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