View source for Model 100 System Map Part 5 (5146-6CE0)

== Origin ==

This is a derived work of the "Model 100 System Map", Copyright (C) 1985, Robert D. Covington, Systems Information Management Consultants. 

<pre>
5146H -  Entry to TELCOM

515BH -  TELCOM Ready re-entry point for TELCOM commands

5185H -  Start of TELCOM instruction vector table.  Each entry starts 
        with a 4 byte instruction name followed by a 2 byte routine 
        vector.

51A2H -  End of TELCOM instruction vector table

51C0H -  TELCOM STAT instruction routine

51C7H -  Print current STAT (RS232 settings for TELCOM) and return to 
        TELCOM ready

51EDH -  Set STAT (RS232 settings for TELCOM) and return to TELCOM 
        ready

522FH -  TELCOM CALL instruction routine

524DH -  TELCOM FIND instruction routine

52BBH -  Disconect phone line and disable modem carrier
         Exit:
                A - New contents of port 0BAH

52D0H -  Connect phone line and enable modem carrier
        Exit:
                A - New contents of port 0A8H
           C flag - Set

52E4H -  Lift telephone and wait for a carrier.   The carrier must be 
        present for more than 2 seconds to qualify a carrier detect.
         Exit:
             C flag - Set if shift break pressed
             Z flag - Set if carrier present

5310H -  Pause for about 2 seconds
         Exit:
          BC & AF - Destroyed

532DH -  Execute logon sequence pointed to by HL.  This routine is 
        used to drive the Model 100 autodialer
         Entry:
               HL - Points to logon buffer

540AH -  Dial the digit that is present in the A register.  The ASCII 
        equivalent of the number is printed on the screen at the 
        current cursor position as this routine is dialing.
         Entry:
                A - Digit to dial
         Exit:
               All registers destroyed

5455H -  TELCOM TERM instruction routine

550DH -  Start of function key vector table for TERM commands in 
        TELCOM.  Each 2 byte vector correspondsto each function key.

551BH -  End of function key vector table for TERM

5523H -  TELCOM PREV function routine

553EH -  TELCOM FULL/HALF function routine

5550H -  TELCOM ECHO function routine

559DH -  TELCOM UP function routine

567EH -  TELCOM DOWN function routine

571EH -  TELCOM BYE function routine

5791H -  Print the buffer pointed to by HL till a null or '"' is 
        found.  Printing begins at the start of a line.  If the 
        cursor is not at the begining of the line, a CR is sent.
         Entry:
               HL - Points to the start of the buffer to be printed

5797H -  MENU Statement.  Go to main menu

59ADH -  Convert filename from right justified extention (name padded 
        with spaces to cause extention to be last two characters) to 
        normal filename with "." delimeter for extention.
         Entry:
               DE - Points to right justified extention filename (8 
                    characters)
               HL - Points to the start of the destination buffer for 
                    the converted filename
         Exit:
               HL - Points to end of destination buffer where the 
                    filename is stored.  Filename is terminated with 
                    a null.
               DE - Points to end of source filename
                A - Destroyed

5A12H -  Print time, day, and date on the first line of the screen 
        (used on main menu).  The screen is cleared prior to printing
         Exit:
               All registers destroyed

5A15H -  Same 5A12H but screen is not cleared.  Line is still printed 
        on top line of screen.
         Exit:
               All registers destroyed

5A58H -  Print the buffer pointed to by HL.  Printing terminates with 
       a null.
         Entry:
               HL - Points to the buffer to be printed
         Exit:
               HL - Points to the terminating null
                A - 0

5A62H -  Move the memory pointed to by DE to the memory pointed to by 
        HL for A number of bytes.  HL and DE are incremented after 
        each byte moved
         Entry:
              DE - Points to start of source memory
               HL - Points to start of destination memory
                A - Number of bytes to move
         Exit:
          DE & HL - Incremented past last byte moved
                A = 0

5A6DH -  Compare the buffer pointed to by DE to the buffer pointed to 
        by HL for C bytes or until a null is found in the buffer 
        pointed to by DE.
         Entry:
               DE - Points to start of first buffer
               HL - Points to start of second buffer
                C - Number of bytes to compare
         Exit:
               A = 0 if the compare was ended with a null
                C - Number of bytes remaining until compare would 
                    have been successful.
          HL & DE - If compare is successful, these registers are 
                    incremented past the last byte compared.  If the 
                    compare ended with a null, DE points to the 
                   null.  If compare is unsuccessful, these 
                    registers point to the offending characters
           Z flag - Set if compare is successful

5A79H -  Clear function key definition table
         Exit:
               All registers destroyed

5A7CH -  Set new function key table.  The table contains the function 
        key definitions up to 16 characters for each of the 8 
       function keys.  The last byte of each entry should have the 
        high bit set to signify the end of the function key 
        definition.  Empty entries should contain an 80H.
         Entry:
               HL - Points to function key table
         Exit:
               All registers destroyed

5A9EH -  Display function keys on 8th line if enabled
         Exit:
               All registers destroyed

5AA9H -  Search directory for filename
         Entry:
               DE - Points to buffer containing filename.  The buffer 
                    is terminated with a null.
         Exit:
               HL - Address of file directory entry
           Z flag - Set if file was not found
               All other registers destroyed

5AE3H -  Get start address of file
         Entry:
               HL - Points to the file's directory entry
        Exit:
               HL - Points to start of file
               DE - Points to directory entry + 2

5B68H -  Entry to ADDReSS

5B6BH -  Enter ADDReSS using the filename pointed to by DE.
         Entry:
               DE - Points to the filename to use with ADDReSS 
                    terminated with a null

5B6FH -  Entry to SCHEDuLe

5B72H -  Enter SCHEDuLe using the filename pointed to by DE.
         Entry:
               DE - Points to the filename to use with SCHEDuLe 
                    terminated with a null

5BF5H -  FIND instruction for ADDRSS/SCHEDL

5BF7H -  LFND instruction for ADDRSS/SCHEDL

5C3FH -  Find the text in the buffer pointed to by HL in the text file 
       pointed to by DE.  All lowercase letters are converted to 
        uppercase prior to compare.
         Entry:
               HL - Points to string to search for.  The string must 
                    end with a null
               DE - Points to where search is to begin in the text 
                    file
         Exit:
               BC - Points to the start of the found string in the 
                   file.
               DE - Points to the start of the record where the 
                    string was found
           C flag - Set if string found

5C6DH -  Incremented DE past the next CRLF in the text file.
         Entry:
               DE - Points to a text file
         Exit:
               DE - Points to the byte following the next CRLF in the 
                    text file
               A - Destroyed

5C74H -  Check the next byte(s) in the buffer pointed to by DE for a 
        CRLF.
         Entry:
               DE - Points to buffer where CRLF check is to be made
         Exit:
               DE - Incrmented once if no CRLF is found or twice if a 
                    CRLF is found
           Z flag - Set if CRLF found

5CEFH -  Start of ADDRSS/SCHEDL instruction vector table.  Each entry 
        starts with a 4 byte instruction name followed by the 
        instruction's 2 byte vector address

5D00H -  End of ADDRSS/SCHEDL instruction vector table

5D64H -  Wait for character from keyboard and convert it to uppercase 
        if nescessary.  All function keys are converted into their 
        pre-programmed text.
         Exit:
                A - Uppercase character from keyboard

5D6AH -  Home Cursor
        Exit:
               HL - Destroyed

5D70H -  Print time on top line of screen until a key is pressed.  
        When a key is pressed, the cursor returns to its original 
        position prior to the cal.

5DEEH -  Entry to TEXT

5E51H -  EDIT Statement

5F2FH -  Wait for a space to be entered on keyboard
         Exit:
                A - Space (20H)

6018H -  Start of TEXT control character vector table.  Each 2 byte 
        vector entry corresponds to the ASCII value of the control 
        character (ex. The address at 6018H points to the routine for 
        ^A which has an ASCII value of 1)

6055H -  End of TEXT control character vector table

6056H -  TEXT ESCape routine

607CH -  TEXT control P routine

608AH -  TEXT control I routine

60BEH -  TEXT control M routine

60DEH -  TEXT right arrow and control D routine

60E2H -  TEXT down arrow and control X routine

610BH -  TEXT control H routine

6151H -  TEXT left arrow and control S routine

6155H -  TEXT up arrow and control E routine

617AH -  TEXT control F routine

618CH -  TEXT control A routine

61C2H -  TEXT control T routine

61D7H -  TEXT control B routine

61FDH -  TEXT control R routine

620BH -  TEXT control Q routine

6210H -  TEXT control W routine

621CH -  TEXT control Z routine

6242H -  TEXT control L routine

628FH -  TEXT control C routine

6431H -  TEXT control O routine

6445H -  TEXT control U routine

6551H -  TEXT control N routine

65C3H -  Move the memory pointed to by HL to the memory pointed to by 
        DE until a null (0) is found.
         Entry:
               HL - Points to start of source buffer
               DE - Points to start of destination buffer
         Exit:
               HL - Preserved
               DE - Points to the byte following the null
                A = 0

6691H -  TEXT control Y routine

6713H -  TEXT control G routine

6774H -  TEXT control V routine

6B61H -  Insert a character into a text file
         Entry:
               HL - Points to place to insert character
                A - Character to insert
         Exit:
               HL - Incremented past inserted character
                B - Character inserted
           C flag - Set if out of memory
              All other registers destroyed

6B6DH -  Inset BC number of spaces in memory
         Entry:
               HL - Points to place where insertion is to begin.
               BC - Number of spaces to insert
         Exit:
               HL - Preserved
           C flag - Set if out of memory
               All other registers destroyed

6B9FH -  Delete BC number if characters in a text file.
         Entry:
               HL - Points to place where deletion is to begin.
               BC - Number of characters to delete
         Exit:
               HL - Preserved
               All other registers destroyed
6BDBH -  Move the memory poined to by HL to the memory pointed to by 
        DE for BC bytes.  HL and DE are incremented on each byte 
        transfered (same as LDIR).
         Entry:
               HL - Points to end of source memory
               DE - Points to end of destination memory
               BC - Number of bytes to move
         Exit:
          HL & DE - Incremented past last character moved
                A - Destroyed

6BE6H -  Move the memory pointed to by HL to the memory pointed to by 
        DE for BC bytes.  HL and DE are decremented on each byte 
        transfered (same as LDDR).
         Entry:

               HL - Points to end of source memory
               DE - Points to end of destination memory
               BC - Number of bytes to move
         Exit:
          HL & DE - Decremented past last character moved
                A - Destroyed

6BF1H -  Start of ROM program catalog entries

6C48H -  End of ROM programs catalog entries
6C49H -  Entry to BASIC

6CD6H -  Re-initialize system.  User files are not lost.

6CE0H -  Warm Start Reset Entry
</pre>

[[Category:Model T Developer Reference]] [[Category:Model 100 System Map]]