232 lines
12 KiB
C
232 lines
12 KiB
C
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/*
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####################################################################################
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# #
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# Bildschirmtricks miniBTX V2.0.0 #
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# Main-Program #
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# #
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# Copyright (C) 2008 Philipp Fabian Benedikt Maier (aka. Dexter) #
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# #
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# This program is free software; you can redistribute it and/or modify #
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# it under the terms of the GNU General Public License as published by #
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# the Free Software Foundation; either version 2 of the License, or #
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# (at your option) any later version. #
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# #
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# This program is distributed in the hope that it will be useful, #
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# but WITHOUT ANY WARRANTY; without even the implied warranty of #
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the #
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# GNU General Public License for more details. #
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# #
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# You should have received a copy of the GNU General Public License #
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# along with this program; if not, write to the Free Software #
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# Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA #
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# #
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#################################################################################### */
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/* ## HEADER ########################################################################## */
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/* Header */
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#include <stdio.h>
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#include <stdlib.h>
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#include <strings.h>
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#include <ttybanana.h>
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#include <toolbanana.h>
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#include <string.h>
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#include "cept.h" /* Include CEPT protocol layer */
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/* Transmission parameters */
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#define MINIBTX_HOOKOFF 0x01 /* Hookoff-token (Do not change) */
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#define MINIBTX_CONNECT 0x00 /* Connect-token (Do not change) */
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#define MINIBTX_LINKLAYER CEPT_NOLINKLAYER /* Configrue linklayer */
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#define MINIBTX_BAUDRATE 1200 /* Baudrate, can not be changed */
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#define MINIBTX_PORT "/dev/ttyUSB1" /* Serial port - change if needed */
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/* Special parameters */
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#define MINIBTX_FORCE_TERMINAL_KEYBOARD_DATA 0 /* Force the terminal to transmit the keyboard data by sending DCT (1=ON,0=OFF) */
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/* Note: The software has been tested with the following terminals:
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* BtxTV (MINIBTX_FORCE_TERMINAL_KEYBOARD_DATA should be set to 1)
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* Multitel11/Bitel */
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/* #################################################################################### */
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/* #################################################################################### */
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/* Main program: Perform some testpages */
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int main(void)
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{
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char transmissionBuffer[255]; /* Here we store the data that is sent to the terminal */
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char trsnsmissionResponseBuffer[255]; /* Here we store the date that comes from the terminal */
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char keyboardInput[255]; /* The users keyboard input */
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printf("_____________________________________________________________________________________________\n\r");
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printf("MiniBTX Copyright(c) Philipp Fabian Benedikt Maier\n\r");
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printf("\n\r");
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printf("Note: This is a small example application to explore some features of CEPT/BTX Terminals. \n\r");
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printf(" Please notify that this tools requies the miniBTX hardware. \n\r");
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printf("\n\r");
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printf("Initalizing...\n\r");
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printf("* Opening serial port...\n\r");
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ttyInitProf(MINIBTX_PORT,MINIBTX_BAUDRATE,8,NONE); /* Initalize tty */
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ttyClearBuffer(MINIBTX_PORT); /* Clear buffer */
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printf("* Serial port is set to %s at %i Baud - edit the sourcecode to alter this setting.\n\r",MINIBTX_PORT,MINIBTX_BAUDRATE);
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printf("\n\r");
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printf("Waiting for BTX-Terminal...\n\r");
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if(ttyGetchar(MINIBTX_PORT) == MINIBTX_HOOKOFF) /* Wait for hook-off token */
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printf("* Hook off\n\r");
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else
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printf("* Warning: Incorrect hook off token (should be %02hhx)\n\r",MINIBTX_HOOKOFF);
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if(ttyGetchar(MINIBTX_PORT) == MINIBTX_CONNECT) /* Wait for connection-ok token */
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printf("* Connection ok\n\r");
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else
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printf("* Warning: Incorrect connection start token (should be %02hhx)\n\r",MINIBTX_CONNECT);
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printf("\n\r");
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printf("\n\r");
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printf("__________________________________\n\r");
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printf("Transmitting testpage...\n\r"); /* Transmit testpage */
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while(1)
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{
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/* ==TRANSMISSION TEST== */
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/* Note: for a better understanding of the concept of CEPT control codes the most control
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codes are sent seperately. This causes a leak of performance because every single
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block that is transmitted causes an startup code which must be sent back through
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the slow 75-baud line. If you pack the controlcodes within the textblocks you can
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get a much faster page transmission */
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sprintf(transmissionBuffer, F_CEPT_CS CEPTSEQ_G0); /* Clear screen and switch to G0 set */
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systemCeptQuery(transmissionBuffer,strlen(transmissionBuffer),trsnsmissionResponseBuffer,MINIBTX_PORT,MINIBTX_LINKLAYER);
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sprintf(transmissionBuffer, F_CEPT_ANW CEPTSEQ_C1P F_CEPT_DBS F_CEPT_BLB F_CEPT_APR "*BILDSCHIRMTRIX# ");
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systemCeptQuery(transmissionBuffer,strlen(transmissionBuffer),trsnsmissionResponseBuffer,MINIBTX_PORT,MINIBTX_LINKLAYER);
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sprintf(transmissionBuffer, CEPTSEQ_CRLF); /* The headline is double hight and covers the next line, so we must add a blank line */
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systemCeptQuery(transmissionBuffer,strlen(transmissionBuffer),trsnsmissionResponseBuffer,MINIBTX_PORT,MINIBTX_LINKLAYER);
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sprintf(transmissionBuffer, CEPTSEQ_C1P F_CEPT_NSZ "miniBTX Testbild nach CEPT T/CD 6-1 ");
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systemCeptQuery(transmissionBuffer,strlen(transmissionBuffer),trsnsmissionResponseBuffer,MINIBTX_PORT,MINIBTX_LINKLAYER);
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sprintf(transmissionBuffer, CEPTSEQ_CRLF); /* Add a blank line */
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systemCeptQuery(transmissionBuffer,strlen(transmissionBuffer),trsnsmissionResponseBuffer,MINIBTX_PORT,MINIBTX_LINKLAYER);
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sprintf(transmissionBuffer, "!\"#$%%&'()*+,-./0123456789:;<=>?@ABCDEFGHIJKLMNOPQRSTUVXYZ[\\]^_`abcdefghijklmnopqrstuvwxyz{|}~" );
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systemCeptQuery(transmissionBuffer,strlen(transmissionBuffer),trsnsmissionResponseBuffer,MINIBTX_PORT,MINIBTX_LINKLAYER);
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sprintf(transmissionBuffer, CEPTSEQ_CRLF); /* Add a blank line */
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systemCeptQuery(transmissionBuffer,strlen(transmissionBuffer),trsnsmissionResponseBuffer,MINIBTX_PORT,MINIBTX_LINKLAYER);
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sprintf(transmissionBuffer, CEPTSEQ_CRLF); /* Add a blank line */
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systemCeptQuery(transmissionBuffer,strlen(transmissionBuffer),trsnsmissionResponseBuffer,MINIBTX_PORT,MINIBTX_LINKLAYER);
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sprintf(transmissionBuffer, CEPTSEQ_G1); /* Switch to G1 character set */
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systemCeptQuery(transmissionBuffer,strlen(transmissionBuffer),trsnsmissionResponseBuffer,MINIBTX_PORT,MINIBTX_LINKLAYER);
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sprintf(transmissionBuffer, "!\"#$%%&'()*+,-./0123456789:;<=>?@ABCDEFGHIJKLMNOPQRSTUVXYZ[\\]^_`abcdefghijklmnopqrstuvwxyz{|}~" );
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systemCeptQuery(transmissionBuffer,strlen(transmissionBuffer),trsnsmissionResponseBuffer,MINIBTX_PORT,MINIBTX_LINKLAYER);
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sprintf(transmissionBuffer, CEPTSEQ_CRLF); /* Add a blank line */
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systemCeptQuery(transmissionBuffer,strlen(transmissionBuffer),trsnsmissionResponseBuffer,MINIBTX_PORT,MINIBTX_LINKLAYER);
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sprintf(transmissionBuffer, CEPTSEQ_CRLF); /* Add a blank line */
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systemCeptQuery(transmissionBuffer,strlen(transmissionBuffer),trsnsmissionResponseBuffer,MINIBTX_PORT,MINIBTX_LINKLAYER);
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sprintf(transmissionBuffer, CEPTSEQ_G2); /* Switch to G2 character set */
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systemCeptQuery(transmissionBuffer,strlen(transmissionBuffer),trsnsmissionResponseBuffer,MINIBTX_PORT,MINIBTX_LINKLAYER);
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sprintf(transmissionBuffer, "!\"#$%%&'()*+,-./0123456789:;<=>?@ABCDEFGHIJKLMNOPQRSTUVXYZ[\\]^_`abcdefghijklmnopqrstuvwxyz{|}~" );
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systemCeptQuery(transmissionBuffer,strlen(transmissionBuffer),trsnsmissionResponseBuffer,MINIBTX_PORT,MINIBTX_LINKLAYER);
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sprintf(transmissionBuffer, CEPTSEQ_CRLF); /* Add a blank line */
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systemCeptQuery(transmissionBuffer,strlen(transmissionBuffer),trsnsmissionResponseBuffer,MINIBTX_PORT,MINIBTX_LINKLAYER);
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sprintf(transmissionBuffer, CEPTSEQ_CRLF); /* Add a blank line */
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systemCeptQuery(transmissionBuffer,strlen(transmissionBuffer),trsnsmissionResponseBuffer,MINIBTX_PORT,MINIBTX_LINKLAYER);
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sprintf(transmissionBuffer, CEPTSEQ_G3); /* Switch to G2 character set */
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systemCeptQuery(transmissionBuffer,strlen(transmissionBuffer),trsnsmissionResponseBuffer,MINIBTX_PORT,MINIBTX_LINKLAYER);
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sprintf(transmissionBuffer, "!\"#$%%&'()*+,-./0123456789:;<=>?@ABCDEFGHIJKLMNOPQRSTUVXYZ[\\]^_`abcdefghijklmnopqrstuvwxyz{|}~" );
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systemCeptQuery(transmissionBuffer,strlen(transmissionBuffer),trsnsmissionResponseBuffer,MINIBTX_PORT,MINIBTX_LINKLAYER);
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sprintf(transmissionBuffer, CEPTSEQ_CRLF CEPTSEQ_CRLF CEPTSEQ_CRLF CEPTSEQ_CRLF CEPTSEQ_CRLF CEPTSEQ_CRLF); /* Add some blank lines blank line */
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systemCeptQuery(transmissionBuffer,strlen(transmissionBuffer),trsnsmissionResponseBuffer,MINIBTX_PORT,MINIBTX_LINKLAYER);
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sprintf(transmissionBuffer, CEPTSEQ_G0); /* Switch to G0 character set */
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systemCeptQuery(transmissionBuffer,strlen(transmissionBuffer),trsnsmissionResponseBuffer,MINIBTX_PORT,MINIBTX_LINKLAYER);
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sprintf(transmissionBuffer, F_CEPT_DBH "Testbild neu aufbauen mit # (Terminator)" CEPTSEQ_CRLF); /* Add a blank line */
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systemCeptQuery(transmissionBuffer,strlen(transmissionBuffer),trsnsmissionResponseBuffer,MINIBTX_PORT,MINIBTX_LINKLAYER);
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/* ==RECEIVE TEST== */
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printf("__________________________________\n\r");
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printf("Retrieve keyboard input...\n\r"); /* Receive keyboard data */
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/* Note: BTX Terminals are a bit more complex than normal dump terminals - they store the keyboard
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input in a buffer. The content of this buffer is transmitted when a DCT-Token is sent
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to the terminal. Otherwise the terminal will only transmit the ACK tokens. */
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/* Note: Many BTX-Terminal (for example the BtxTV) are equipped with an auto-login function
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so the first thing you might see is a long forgotton login password. */
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for(;;)
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{
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/* Note: A terminal can transmit more than one character at a time if you
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give the terminal some time it is able to gather some chars */
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if(MINIBTX_FORCE_TERMINAL_KEYBOARD_DATA == 1)
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{
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/* Here we force the terminal to transmit the keyboard buffer data
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by sending a DCT token. Warning! This is a cludge! */
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sprintf(transmissionBuffer, F_CEPT_DCT);
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systemCeptQuery(transmissionBuffer,strlen(transmissionBuffer),trsnsmissionResponseBuffer,MINIBTX_PORT,MINIBTX_LINKLAYER);
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}
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else
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{
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/* Here we got a friendly terminal that talks wihout kicking it */
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systemCeptQuery(0,0,trsnsmissionResponseBuffer,MINIBTX_PORT,MINIBTX_LINKLAYER);
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}
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/* Now we filter out printable characters */
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systemCeptFilterKeyboardinput(trsnsmissionResponseBuffer, keyboardInput);
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/* Show keyboard data if some data received */
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if(keyboardInput[0] != '\0')
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printf("\n\r Keyboard input ==>%s<==", keyboardInput);
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/* When terminator is pressed - redraw screen */
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if(keyboardInput[0] == '#') /* Quick and dirty Terminator detection */
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break;
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fflush(stdout);
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}
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}
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return 0;
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}
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/* #################################################################################### */
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