3 #define MIN_BAUD 150l
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4 #define MAX_BAUD 38400l
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9 #define ErcRecvTimeout 800 /* Recv Buffer Empty */
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10 #define ErcXmitTimeout 801 /* Xmit Buffer never Emptied */
\r
11 #define ErcRcvBufOvr 802 /* Receive buffer overrun */
\r
12 #define ErcBadPort 803 /* Invalid port on OpenCommC */
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13 #define ErcRcvBufOvr 805 /* Buffer full!!! */
\r
14 #define ErcNotOpen 807 /* Channel not open... */
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15 #define ErcChannelOpen 809 /* It's already open... */
\r
16 #define ErcNotOwner 812 /* It's opened by someone else... */
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17 #define ErcBadBaud 820 /* 150-38400 */
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18 #define ErcBadParity 821 /* 0, 1 or 2 */
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19 #define ErcBadDataBits 822 /* Must be 5-8 */
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20 #define ErcBadStopBits 823 /* Must be 1 or 2 */
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21 #define ErcBadIOBase 824 /* if 0 */
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22 #define ErcBadCommIRQ 825 /* < 3 */
\r
23 #define ErcBadInitSize 827 /* At least 40 bytes for this version */
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27 unsigned long commJob; /* Owner of this comms port, 0 for not in use */
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28 unsigned long LastErc; /* Result of last device operation */
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29 unsigned long LastTotal; /* Total bytes moved in last operation */
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30 unsigned long Baudrate; /* Baudrate for this port, 150 - 38400 */
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31 unsigned char parity; /* Parity for this port, 0=none, 1=even, 2=odd */
\r
32 unsigned char databits; /* nDatabits for this port, 5-8 */
\r
33 unsigned char stopbits; /* stop bits for this port, 1 or 2 */
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34 unsigned char IRQNum; /* IRQNum for this channel */
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35 unsigned long IOBase; /* IO base address for hardware */
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36 unsigned long XBufSize; /* Size of Xmit buffer */
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37 unsigned long RBufSize; /* Size of Recv Buffer */
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38 unsigned long XTimeOut; /* Xmit Timeout in 10ms increments */
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39 unsigned long RTimeOut; /* Recv Timeout in 10ms increments */
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40 unsigned long resvd[6]; /* out to 64 bytes */
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43 /* Device Driver interface commands (Op numbers) */
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45 #define CmdReadRec 1 /* Read one or more bytes */
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46 #define CmdWriteRec 2 /* Write one or more bytes */
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47 #define CmdOpenC 10 /* Open Comm Channel */
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48 #define CmdCloseC 11 /* Close Comm Channel */
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49 #define CmdDiscardRcv 12 /* Trash input buffer */
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50 #define CmdSetRTO 13 /* Set Recv timeout 10ms incs in dLBA */
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51 #define CmdSetXTO 14 /* Set Xmit timeout 10ms incs in dLBA */
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52 #define CmdSetDTR 15 /* Set DTR (On) */
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53 #define CmdSetRTS 16 /* Set CTS (On) */
\r
54 #define CmdReSetDTR 17 /* Set DTR (On) */
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55 #define CmdReSetRTS 18 /* Set CTS (On) */
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56 #define CmdBreak 19 /* Send BREAK (10ms incs in dLBA) */
\r
57 #define CmdGetDC 20 /* Returns byte TRUE to pData if CD ON */
\r
58 #define CmdGetDSR 21 /* Returns byte TRUE to pData if DSR ON */
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59 #define CmdGetCTS 22 /* Returns byte TRUE to pData if CTS ON */
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60 #define CmdGetRI 23 /* Returns byte TRUE to pData if RI ON */
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61 #define CmdReadB 31 /* Recv a single byte */
\r
62 #define CmdWriteB 32 /* Xmit a single byte */
\r
65 /*********************** END of COMMDRV.H *****************************/
\r