Quatech QSC(LP)-100 user manual RS-232 Port Signal

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The QSC(LP)-100 is a DTE device which connects to peripheral equipment through a single female D-44 connector, or using the adapter cable, four male D-9 connectors. The standard serial port connections are listed in Figure 18.

RS-232	Port 1		Port 2		Port 3		Port 4
Signal	D-44	D-9	D-44	D-9	D-44	D-9	D-44	D-9
TxD	13	3	10	3	6	3	2	3

RxD	42	2	39	2	35	2	31	2
RTS	14	7	11	7	7	7	3	7
CTS	43	8	40	8	36	8	32	8

DTR	28	4	24	4	21	4	17	4
DSR	27	6	23	6	20	6	16	6

DCD	44	1	41	1	37	1	33	1

RI	29	9	25	9	22	9	18	9
GND	19	5	8	5	26	5	30	5

Figure 18 --- QSC(LP)-100 connector pinouts

QSC(LP)-100 User's Manual

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Contents QSCLP-100 Warranty Information Iii Declaration of Conformity Enable Scratchpad Register SPAD, J2 Address Map and Special RegistersBase Address and Interrupt Level IRQ Enhanced Serial Adapter IdentificationGeneral Information Hardware Configuration Factory Default ConfigurationForce High-Speed Uart Clock X2, X4, or X8, J3-J5 Clock multiplier jumper optionsHardware Installation Jumper/connector locationsPort Address Range Enabling the Special Registers Interrupt Status RegisterOptions Register Bit Name DescriptionClock Rate Multiplier RR1 RR0Windows Configurations Windows MillenniumWindows Windows Using the New Hardware Found Wizard Viewing Resources with Device Manager Page Page Page Four-Port RS-232 Serial Adapter Page Page For legacy applicattions which cannot Page Page Other Operating Systems Windows NTOS/2 DOS and other operating systemsQTPCI.EXE QTPCI.EXE Expert Mode display External Connections RS-232 Port Signal PCI Resource Map INTA#Specifications ICL3245CAPage Troubleshooting Computer will not boot upQSCLP-100 Revision November