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IT8687R Datasheet(PDF) 7 Page - List of Unclassifed Manufacturers |
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IT8687R Datasheet(HTML) 7 Page - List of Unclassifed Manufacturers |
7 / 12 page 13. 14. IT8687R 4 Table 5-1. Signal Names (by pin numbers in alphabetical order) [cont’d] Pin No. Symbol I/O Description 22 SA13/LRTS2 IS ISA I/O Address 13. The second function is Serial Port 2 RTS line driver input. 23 SA12/LDTR2 IS ISA I/O Address 12. The second function is Serial Port 2 DTR line driver input. 24 RESET IS System reset, active high 27 DTR2 O16H Serial port 2 DTR line driver output 28 RTS2 O16H Serial port 2 RTS line driver output 29 TX2 O16H Serial port 2 TX line driver output 32 RI2 ISH Serial port 2 RI line receiver input 33 CTS2 ISH Serial port 2 CTS line receiver input 34 DSR2 ISH Serial port 2 DSR line receiver input 35 RX2 ISH Serial port 2 RX line receiver input 36 RLSD2 ISH Serial port 2 RLSD line receiver input 37 RI1 ISH Serial port 1 RI line receiver input 38 CTS1 ISH Serial port 1 CTS line receiver input 39 DSR1 ISH Serial port 1 DSR line receiver input 40 RX1 ISH Serial port 1 RX line receiver input 41 RLSD1 ISH Serial port 1 RLSD line receiver input 44 DTR1 O16H Serial port 1 DTR line driver output 45 RTS1 O16H Serial port 1 RTS line driver output 46 TX1 O16H Serial port 1 TX line driver output 48 MODE IS Primary function is selected when this pin is low; secondary function is selected when it is high. 25,31 42 NC No Connection 6,19 GND Ground 13 VCC +5V power 30,43 VSS -12V power 26,47 VDD +12V power |
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