Quatech user manual Channel Output Configuration, ES-100D connector definitions

Channel Output Configuration

The ES-100D connects to peripheral equipment through a single female D-78 connector, or using the adapter cable, eight male D-25 connectors. The standard serial port connections are listed in Figure 11. Unlisted pins are not used and not connected.

RS-232 Signal	Serial 1		Serial 2		Serial 3		Serial 4
Description
	D-78	D-25	D-78	D-25	D-78	D-25	D-78	D-25
TxD	21	2	60	2	26	2	65	2
RxD	1	3	40	3	6	3	45	3
RTS	2	4	41	4	7	4	46	4
CTS	22	5	61	5	27	5	66	5
DTR	3	20	42	20	8	20	47	20
DSR	23	6	62	6	28	6	67	6
DCD	4	8	43	8	9	8	48	8
RI	24	22	63	22	29	22	68	22
GND	5	7	44	7	10	7	49	7
RS-232 Signal	Serial 5		Serial 6		Serial 7		Serial 8
Description
	D-78	D-25	D-78	D-25	D-78	D-25	D-78	D-25
TxD	31	2	70	2	36	2	75	2
RxD	11	3	50	3	16	3	55	3
RTS	12	4	51	4	17	4	56	4
CTS	32	5	71	5	37	5	76	5
DTR	13	20	52	20	18	20	57	20
DSR	33	6	72	6	38	6	77	6
DCD	14	8	53	8	19	8	58	8
RI	34	22	73	22	39	22	78	22
GND	15	7	54	7	20	7	59	7

Figure 11 --- ES-100D connector definitions

10 Quatech ES-100D User's Manual