; M7FA-2.ASM Franklin ACE overlay file for MDM7xx. 07/12/84 ; ; This overlay file enables Franklin ACE computers with the Dual ; Interface Card and external modem to use the MDM7xx phone modem program. ; ;************************************************************************ ;* * ;* TESTED <> UP TO MDM740 * ;* * ;************************************************************************ ; ; You will want to look this file over carefully. There are a number of ; options that you can use to configure the program to suit your taste. ; Much of the information contained here is not in the MDM7xx.ASM file. ; ; Edit this file for your preferences then follow the "TO USE:" example. ; ; Use the "SET" command to change the baudrate when desired. ; ;--------------------------------------------------------------------- ; ; TO USE: First edit this file filling in answers for your own ; equipment. Then assemble with ASM.COM or equivalent ; assembler. Then use DDT to overlay the the results ; of this program to the original .COM file: ; ; A>DDT MDM7xx.COM ; DDT VERS 2.2 ; NEXT PC ; yy00 0100 ; -IM7FA-2.HEX (note the "I" command) ; -R ("R" loads in the .HEX file) ; NEXT PC ; yy00 0000 ; -G0 (return to CP/M) ; A>SAVE 73 MDM7xx.COM (now have a modified .COM file) ; ; = = = = = = = = = = = = = = = = = = ; ; 07/12/84 - Fixed bug causing program to - Jim McAfee ; crash on start-up; added and ; changed some routines. ; Works with MDM740. ; 05/12/84 - Removed all non-ACE code - Pete Holsberg ; 10/24/84 - Added code for Franklin ACE Dual ; Interface Card - Dave Warker ; 08/08/83 - Renamed to work with MDM712 ; 07/27/83 - Renamed to work with MDM712 - Irv Hoff ; 07/01/83 - Revised to work with MDM711 - Irv Hoff ; 06/22/83 - Revised to work with MDM710 - Irv Hoff ; 05/27/83 - Updated to work with MDM709 - Irv Hoff ; 05/15/83 - Revised to work with MDM708 - Irv Hoff ; 04/11/83 - Updated to work with MDM707 - Irv Hoff ; 04/04/83 - Updated to work with MDM706 - Irv Hoff ; 02/27/83 - Updated to work with MDM705 - Irv Hoff ; 02/12/83 - Used MDM703CF to make this file ; for Apple computers using a var- ; iety of serial interface cards ; with external modem. - Bruce Kargol ; ; = = = = = = = = = = = = = = = = = ; BELL: EQU 07H ;bell CR: EQU 0DH ;carriage return ESC: EQU 1BH ;escape LF: EQU 0AH ;linefeed ; YES: EQU 0FFH NO: EQU 0 ; ; ; ; *** FOR 2661 UART: ; ;EQUATES FOR MODE REGISTER 1 BRF EQU 00000010B ;asynchronous mode CHARL EQU 00001100B ;8 bits PARITY EQU 00000000B ;no parity STOPBIT EQU 01000000B ;1 stop bit ;EQUATES FOR MODE REGISTER 2 BAUDDIV EQU 00000110B ;300 baud TXCRXC EQU 00110000B ;internal clocks ;EQUATES FOR COMMAND REGISTER OPMODE EQU 00000000B ;normal operation RTS EQU 00100000B ;RTS logic true RESETER EQU 00010000B ;reset error flags NOBREAK EQU 00000000B ;no break BREAKON EQU 00001000B ;send break RXTXEN EQU 00000101B ;enable transmitter and receiver DTR EQU 00000010B ;DTR logic true ; ; ACEPROM EQU 0C200H ;base of slot code for serial port MODDATP EQU 0CE00H ;data port of 2661-2 serial I/O chip MODCTL1 EQU 0CE01H ;status port MODREG EQU 0CE02H ;baud rate and char format port CMDREG EQU 0CE03H ;command port ; MODRCVB EQU 02H ;bit to test for char received MODRCVR EQU 02H ; value when ready MODSNDB EQU 01H ;bit to test for send MODSNDR EQU 01H ; value when ready ; ; ORG 100H ; DS 3 ;(for "JMP START" instruction) ; PMMIMODEM: DB NO ;yes=PMMI S-100 Modem 103H SMARTMODEM: DB YES ;yes=HAYES Smartmodem, no=non-pmmi 104H TOUCHPULSE: DB 'T' ;T=touch, P=pulse (Smartmodem-only) 105H CLOCK: DB 60 ;clock speed in MHz x10, 25.5 MHz max. 106H ;20=2 MHz, 37=3.68 MHz, 40=4 MHz, etc. MSPEED: DB 1 ;0=110 1=300 2=450 3=600 4=710 5=1200 107H ;6=2400 7=4800 8=9600 9=19200 default BYTDLY: DB 5 ;0=0 delay 1=10ms 5=50 ms - 9=90 ms 108H ;default time to send character in ter- ;minal mode file transfer for slow BBS. CRDLY: DB 5 ;0=0 delay 1=100 ms 5=500 ms - 9=900 ms 109H ;default time for extra wait after CRLF ;in terminal mode file transfer NOOFCOL: DB 5 ;number of DIR columns shown 10AH SETUPTST: DB YES ;yes=user-added Setup routine 10BH SCRNTEST: DB YES ;Cursor control routine 10CH ACKNAK: DB YES ;yes=resend record after any non-ACK 10DH ;no=resend only on valid NAK BAKUPBYTE: DB NO ;yes=change any file same name to .BAK 10EH CRCDFLT: DB YES ;yes=default to CRC checking 10FH TOGGLECRC: DB YES ;yes=allow toggling of CRC to Checksum 110H CONVRUB: DB NO ;yes=convert rub to backspace 111H TOGGLERB: DB YES ;yes=allow toggling of rub to bksp 112H ADDLF: DB NO ;no=no LF after CR to send file in 113H ;terminal mode (added by remote echo) TOGGLELF: DB YES ;yes=allow toggling of LF after CR 114H TRANLOGON: DB YES ;yes=allow transmission of logon 115H ;write logon sequence at location LOGON SAVCCP: DB YES ;yes=do not overwrite CCP 116H LOCONEXTCHR: DB NO ;yes=local command if EXTCHR precedes 117H ;no=external command if EXTCHR precedes TOGGLELOC: DB YES ;yes=allow toggling of LOCONEXTCHR 118H LSTTST: DB YES ;yes=printer available on printer port 119H XOFFTST: DB NO ;yes=checks for XOFF from remote while 11AH ;sending a file in terminal mode XONWAIT: DB NO ;yes=wait for XON after CR while 11BH ;sending a file in terminal mode TOGXOFF: DB YES ;yes=allow toggling of XOFF checking 11CH IGNORCTL: DB YES ;yes=CTL-chars above ^M not displayed 11DH EXTRA1: DB 0 ;for future expansion 11EH EXTRA2: DB 0 ;for future expansion 11FH ; ;>>> NOTE: some of the following characters have been changed from ; what is reported in the menu of MDM7xx. Use DU or EDFILE ; to change the menu to match. ; BRKCHR: DB '@'-40H ;^B = Send 300 ms. break tone 120H NOCONNCT: DB 'N'-40H ;^N = Disconnect from the phone line 121H LOGCHR: DB 'O'-40H ;^L = Send logon 122H LSTCHR: DB 'P'-40H ;^P = Toggle printer 123H UNSAVE: DB 'R'-40H ;^R = Close input text buffer 124H TRANCHR: DB 'T'-40H ;^T = Transmit file to remote 125H SAVECHR: DB 'Y'-40H ;^Y = Open input text buffer 126H EXTCHR: DB '^'-40H ;^^ = Send next character 127H DS 2 ; 128H ; IN$MODCTL1: PUSH D ;in modem control port 12AH LXI D,MODCTL1 CALL PEEK POP D RET DS 1 ; OUT$MODDATP: PUSH D ;out modem data port 134H LXI D,MODDATP CALL POKE POP D RET DS 1 ; IN$MODDATP: PUSH D ;in modem data port 13EH LXI D,MODDATP CALL PEEK POP D RET DS 1 ; ANI$MODRCVB: ANI MODRCVB ! RET ;bit to test for receive ready 148H CPI$MODRCVR: CPI MODRCVR ! RET ;value of rcv. bit when ready 14BH ANI$MODSNDB: ANI MODSNDB ! RET ;bit to test for send ready 14EH CPI$MODSNDR: CPI MODSNDR ! RET ;value of send bit when ready 151H DS 12 ;PMMI only calls 154H ; LOGONPTR: DW LOGON ;for user message. 160H DS 6 ; 162H JMP$GOODBYE: JMP GOODBYE ; 168H JMP$INITMOD: JMP INITMOD ;go to user written routine 16BH RET ! NOP ! NOP ;(by-passes PMMI routine) 16EH RET ! NOP ! NOP ;(by-passes PMMI routine) 171H RET ! NOP ! NOP ;(by-passes PMMI routine) 174H JMP$SETUPR: JMP SETUPR ; 177H JMP$SPCLMENU: JMP SPCLMENU ; 17AH JMP$SYSVER: JMP SYSVER ; 17DH JMP$BREAK: JMP SENDBRK ; 180H ; ; ; Do not change the following six lines. ; JMP$ILPRT: DS 3 ; 183H JMP$INBUF: DS 3 ; 186H JMP$INLNCOMP: DS 3 ; 189H JMP$INMODEM: DS 3 ; 18CH JMP$NXTSCRN: DS 3 ; 18FH JMP$TIMER: DS 3 ; 192H ; ; CLREOS: CALL JMP$ILPRT ; 195H EOSCLR: DB 1BH,59H,0,0,0 ; 198H RET ; 19DH ; CLRSCRN: CALL JMP$ILPRT ; 19EH DB 1BH,2AH,0,0,0 ; 1A1H RET ; 1A6H ; SYSVER: CALL JMP$ILPRT ; 1A7H DB 'Version for FRANKLIN ACE',CR,LF,0 RET ;..... ; ; ; NOTE: You can change the SYSVER message to be longer or shorter. The ; end of your last routine should terminate by 0400H (601 bytes ; available after start of SYSVER) if using the Hayes Smartmodem ; or by address 0C00H (2659 bytes) otherwise. ; ; ; You can put in a message at this location which can be called up with ; CTL-O if TRANLOGON has been set TRUE. You can put in several lines if ; desired. End with a 0. ; LOGON: DB 'Hello',CR,0 ; ; ; You can add your own routine here to send a break tone to reset time- ; share computers, if desired. ; SENDBRK:RET ; ; ; You can add your own routine here to set DTR low and/or send a break ; tone to disconnect. ; GOODBYE:RET ; ;------------------------------------------------------------------ ; RDBYTE EQU 0FFE0H ;read a byte from the ACE accumulator WRBYTE EQU 0FFE3H ;write a byte to the ACE (register C) RDWORD EQU 0FFE6H ;read 2 bytes from DE WRWORD EQU 0FFE9H ;write 2 bytes to DE ; PEEK1BYTE EQU 6 POKE1BYTE EQU 7 ; ; ;------------------------------------------------------------------- ; ;Enable Dual Interface Card expansion memory ; ENBEXP: PUSH D LXI D,0CFFFH ;disable expansion mem CALL PEEKX LXI D,ACEPROM ;enable ours CALL PEEKX POP D RET ; ;--------------------------------------------------------------------- ;PEEK at one byte ; ;ENTER with address in DE ;EXIT with byte in A ; PEEK: CALL ENBEXP PEEKX: PUSH B MVI C,PEEK1BYTE CALL WRBYTE CALL WRWORD CALL RDBYTE POP B RET ; ;------------------------------------------------------------ ;POKE one byte ; ;ENTRY: DE = address ;EXIT: A = data ; POKE: PUSH PSW CALL ENBEXP POP PSW POKEX: PUSH B MOV B,A MVI C,POKE1BYTE CALL WRBYTE CALL WRWORD MOV C,B CALL WRBYTE POP B RET ; ;--------------------------------------------------------------- ; INITMOD:MVI A,1 ;set speed byte (default to 300) STA MSPEED DI ; MVI A,BRF+CHARL+PARITY+STOPBIT LXI D,MODREG ;mode register 1 CALL POKE BDDIV: MVI A,BAUDDIV ADI TXCRXC LXI D,MODREG ;mode register 2 (cycles automatically) CALL POKEX ; MVI A,OPMODE+RTS+NOBREAK+RXTXEN+DTR LXI D,CMDREG ;command register CALL POKEX ; EI RET ; ; ;-------------------------------------------------------------------- ; ; The following routine changes the baud rate for the ACE with the SET ; command. ; SETUPR: LXI D,BAUDBUF ;point to input buffer for INLNCOMP CALL JMP$ILPRT DB 'Input Baud Rate (300, 600, 1200, 4800, 9600): ',0 CALL JMP$INBUF LXI D,BAUDBUF+2 CALL JMP$INLNCOMP ;compare BAUDBUF+2 with characters below DB '300',0 JNC OK300 ;go if got match CALL JMP$INLNCOMP DB '600',0 JNC OK600 CALL JMP$INLNCOMP DB '1200',0 JNC OK1200 CALL JMP$INLNCOMP DB '4800',0 JNC OK4800 CALL JMP$INLNCOMP DB '9600',0 JNC OK9600 CALL JMP$ILPRT ;all matches failed - tell operator DB '++ Incorrect entry ++',CR,LF,BELL,0 JMP SETUPR ;try again ; OK300: MVI A,1 ;MSPEED 300 baud value LHLD BD300 ;get 300 baud parameters in HL JMP LOADBD ;go load them ; OK600: MVI A,3 LHLD BD600 JMP LOADBD ; OK1200: MVI A,5 LHLD BD1200 JMP LOADBD ; OK4800: MVI A,7 LHLD BD4800 JMP LOADBD ; OK9600: MVI A,8 LHLD BD9600 ; LOADBD: STA INITMOD+1 ;store speed to show transfer time MOV A,L ;get least significant baud rate byte STA BDDIV+1 ;store in INITMOD JMP INITMOD ;reset ACE 2661 ; ; ; Table of baud rate parameters ; BD300: DB 06H BD600: DB 07H BD1200: DB 08H BD4800: DB 0CH BD9600: DB 0DH ; BAUDBUF:DW 10,0 ;TELLS CLEARBUF ROUTINE IT CAN.. DS 10 ;..CLEAR NEXT 10 BYTES ; ;----------------------------------------------------------------------- ; ; The following routine can be used to display commands on the screen ; of interest to users of this equipment. If using the Hayes Smartmodem ; this is unavailable without a special address change. ; SPCLMENU: RET ; ;----------------------------------------------------------------------- ; ; NOTE: MUST TERMINATE PRIOR TO 0400H (with Smartmodem) ; 0C00H (without Smartmodem) ; END