-/**
-pppp
-|----------+--------------------------------------------------|
-| 43h |Extended Set Bit Rate |
-|----------+--------------------------------------------------|
-| 44h |Transmit Byte Immediate |
-|----------+--------------------------------------------------|
-| 45h |Set Break OFF |
-|----------+--------------------------------------------------|
-| 46h |Set Modem Control Signals |
-|----------+--------------------------------------------------|
-| 47h |Behave as if XOFF Received (stop transmit) |
-|----------+--------------------------------------------------|
-| 48h |Behave as if XON Received (start transmit) |
-|----------+--------------------------------------------------|
-| 49h |Reserved |
-|----------+--------------------------------------------------|
-| 4Bh |Set Break ON |
-|----------+--------------------------------------------------|
-| 53h |Set Device Control Block (DCB) Parameters |
-|----------+--------------------------------------------------|
-| 54h |Set Enhanced Mode Parameters |
-|----------+--------------------------------------------------|
-| 61h |Query Current Bit Rate |
-|----------+--------------------------------------------------|
-| 62h |Query Line Characteristics |
-|----------+--------------------------------------------------|
-| 63h |Extended Query Bit Rate |
-|----------+--------------------------------------------------|
-| 64h |Query COM Status |
-|----------+--------------------------------------------------|
-| 65h |Query Transmit Data Status |
-|----------+--------------------------------------------------|
-| 66h |Query Modem Control Output Signals |
-|----------+--------------------------------------------------|
-| 67h |Query Current Modem Input Signals |
-|----------+--------------------------------------------------|
-| 68h |Query Number of Characters in Receive Queue |
-|----------+--------------------------------------------------|
-| 69h |Query Number of Characters in Transmit Queue |
-|----------+--------------------------------------------------|
-| 6Dh |Query COM Error |
-|----------+--------------------------------------------------|
-| 72h |Query COM Event Information |
-|----------+--------------------------------------------------|
-| 73h |Query Device Control Block (DCB) Parameters |
-|----------+--------------------------------------------------|
-| 74h |Query Enhanced Mode Parameters |
-+-------------------------------------------------------------+
-pppp */
-
-