40718301TH Rev.6 128 /• OPTION Connector Pin Assignment(To option RAM / RS232C or Network)Pin No. Pin No.SignalA00VA1A2RSDTR0-NA3A40VA5A6+5VA7A80VA9A10+5VA11A120VA13A14+5VA15A160VA17A18+5VA19A200VA21A22A230V0V0VRSRTS0-NCS1-NCS2-NCS3-NSCRREQ-P0VSCSREQ-PIOS0-NIOS1-NRSTXD0-N-8VRSRXD0-P525456586062646668707274767880828486889092949698100515355575961636567697173757779818385878991939597990204060810121416182022242628303234363840424446485001030507091113151719212325272931333537394143454749DescriptionData bit 16Data bit 0Data bit 17Data bit 1Data bit 18Data bit 2Data bit 19Data bit 3Data bit 20Data bit 4Data bit 21Data bit 5Data bit 22Data bit 6Data bit 23Data bit 7Data bit 24Data bit 8Data bit 25Data bit 9Data bit 26Data bit 10Data bit 27Data bit 11Data bit 28Data bit 12Data bit 29Data bit 13Data bit 30Data bit 14Data bit 31Data bit 15DRAM select 2DRAM select 3DRAM select 2DRAM select 5DCAS3DCAS2DCAS1DCAS0RD-NWR-NInterrupt request 1Interrupt request 2EEPROM selectEEPROM clockEEPROM dataData readRS232C line voltageReset signalSignalD16D0D17D1D18D2D19D3D20D4D21D5D22D6D23D7D24D8D25D9D26D10D27D11D28D12D29D13D30D14D31D15DRAS2-NDRAS3-NDRAS4-NDRAS5-NDCAS3-NDCAS2-NDCAS1-NDCAS0-NRD-NWR-NINT1-NINT2-NEEPRMCS1-PEEPRMCLK-PSSTXD-PDRDY-N+8VRESET-NI/O*I/OI/OI/OI/OI/OI/OI/OI/OI/OI/OI/OI/OI/OI/OI/OI/OI/OI/OI/OI/OI/OI/OI/OI/OI/OI/OI/OI/OI/OI/OI/OI/OOOOOOOOOOOIIOOCICOI/O*OCOOOOOCOOCOOCOOCOOCOOCOOCOOCOOCOOOOOCOOOOICIOOOOIDescriptionOR write enableLogic groundAddress bit 1Address bit 2RS232C Data terminal readyAddress bit 3Address bit 4Logic groundAddress bit 5Address bit 6Logic power supplyAddress bit 7Address bit 8Logic groundAddress bit 9Address bit 10Logic power supplyAddress bit 11Address bit 12logic groundAddress bit 13Address bit 14Logic power supplyAddress bit 15address bit 16Logic groundAddress bit 17Address bit 18Logic power supplyAddress bit 19Address bit 20Logic groundAddress bit 21Address bit 22Address bit 23Logic groundLogic groundLogic groundRS232C request to sendROM/SRAM select 1ROM/SRAM select 2ROM/SRAM select 3SCC send requestLogic groundSCC receive requestI/O select 0I/O select 1RS232C send dataRS232C line voltageRS232C receive data515253545856575859606162636465666768697071727374757677787980818283848586878889909192939495969798991000102030405060708091011121314151617181920212223242526272829303132333435363738394041424344454647484950O: OutI: InC: Common