Description of the files included in the DIXTNC.ZIP archive. TNC1.PS Postcript schematic of the CPU core module (EPROM version). (Only one RAM chip is represented, but the extension to more chips is straighforward) TNC2.PS Postcript schematic of the NRZI & RS232 module. TNC3.PS Postcritp schematic of the battery backed SRAM mods. DIXTNC1.PRN Laserjet image of the photomask. SRAM version, SOLDER. DIXTNC2.PRN Laserjet image of the photomask. SRAM version, COMP. DIXTNC3.PRN Laserjet image of the component layout. SRAM version. DIXTNCE1.PRN Laserjet image of the photomask. EPROM version, SOLDER. DIXTNCE1.PRN Laserjet image of the photomask. EPROM version, COMP. DIXTNCE3.PRN Laserjet image of the component layout. EPROM version. DIXKISS.ASM Source code of the KISS software. DIXKISS.OBJ Binary objet file of the KISS software. DIXKISS.EPR Binary objet file of the KISS software, ready to put in EPROM. DIXTNC.PS Configuration guide & conector description. (SPANISH)