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|    alt.os.development    |    Operating system development chatter    |    4,255 messages    |
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|    Message 3,878 of 4,255    |
|    wolfgang kern to Robert Pengelly    |
|    Re: COM1 interrupt for 16-bit OS (3/3)    |
|    11 Nov 23 08:50:01    |
      [continued from previous message]               3 delta data carrier detect (DDCD)        2 trailing edge ring indicator (TERI)        1 delta data set ready (DDSR)        0 delta clear to send (DCTS)       Notes: bits 0-3 are reset when the CPU reads the MSR        bit 4 is the Modem Control Register RTS during loopback test        bit 5 is the Modem Control Register DTR during loopback test        bit 6 is the Modem Control Register OUT1 during loopback test        bit 7 is the Modem Control Register OUT2 during loopback test       SeeAlso: #P0880,#P0881,#P0882              eof              --- SoupGate-Win32 v1.05        * Origin: you cannot sedate... all the things you hate (1:229/2)    |
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