HDR-2X4
Abstract: HDR2X4 HDR2X5 74LS13 DB9RA/m st16554 74LS245 AN554 DB9RA 74ALS245
Contextual Info: AN454 AN554 AN654 Printed February 27, 1997 ST16C454/554/654 APPLICATION EXAMPLE Rev. 2.0 7-33 GND RST +5V IRQ9 -5V DRQ2 -12V OWS +12V GND SMEMW SMEMR IOW IOR DACK3 DRQ3 DACK1 DRQ1 REF CLK IRQ7 IRQ6 IRQ5 IRQ4 IRQ3 DACK2 T/C BALE +5V OSC GND IOCK SD7 SD6 SD5
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an454an554an654st16c454/554/654+1212vccmc1489cpmc1488cphdr-2x4hdr2x4hdr2x574ls13db9ra/mst1655474ls245db9ra74als245
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BRX 49 SCR PIN CONFIGURATION
Abstract: PIN SCR BRX 49 SCR BRX 49 PIN IC20B st16554 4k7 variable resistor 9pin rs232 IC19C SCR BRX 49 PC-COM4
Contextual Info: J606 PC-COM4 22192-09197-000-000 PC-COM4 Introduction The PC-COM4 is an 8 or 16-bit ISABUS module providing up to four 16c550 type serial asynchronous communications channels: two of non-isolated RS232 and two channels that can be configured as either non-isolated RS232 or optically isolated RS422 or RS485. A
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16-bit16c550rs232rs422+13rs485pc-com4-rs232rs422/485brx 49 scr pin configurationpin scr brx 49scr brx 49 pinic20bst165544k7 variable resistor9pin rs232ic19cscr brx 49pc-com4
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IC20B
Abstract: LK36 4k7 variable resistor IC20c 9pin rs232 J606 Wired /IC20B PIN SCR BRX 49 SCR BRX 49 PIN PC-COM4
Contextual Info: J606 PC-COM4 2192-09197-000-000 PC-COM4 Introduction The PC-COM4 is an 8 or 16-bit ISABUS module providing up to four 16c550 type serial asynchronous communications channels: two of non-isolated RS232 and two channels that can be configured as either non-isolated RS232 or optically isolated RS422 or RS485. A depopulated version of the PCCOM4 PC-COM4-RS232 is available, which does not contain the RS422/485 circuitry.
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16-bit16c550rs232rs422+13rs485pc-com4-rs232rs422/485ic20blk364k7 variable resistoric20c9pin rs232j606wired /ic20bpin scr brx 49scr brx 49 pinpc-com4
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