J2-J4 – Ports 2-4 Digital I/O Connectors

The following are the connector signal pin assignments for GX5733 (Ports 1-3) Digital I/O module:

#	Signal	#	Signal	#	Signal	#	Signal
1	I/On0	18	I/On17	35	GND	52	GND
2	I/On1	19	I/On18	36	GND	53	GND
3	I/On2	20	I/On19	37	GND	54	GND
4	I/On3	21	I/On20	38	GND	55	GND
5	I/On4	22	I/On21	39	GND	56	GND
6	I/On5	23	I/On22	40	GND	57	GND
7	I/On6	24	I/On23	41	GND	58	GND
8	I/On7	25	I/On24	42	GND	59	GND
9	I/On8	26	I/On25	43	GND	60	GND
10	I/On9	27	I/On26	44	GND	61	GND
11	I/On10	28	I/On27	45	GND	62	GND
12	I/On11	29	I/On28	46	GND	63	GND
13	I/On12	30	I/On29	47	GND	64	GND
14	I/On13	31	I/On30	48	GND	65	GND
15	I/On14	32	I/On31	49	GND	66	GND
16	I/On15	33	VCC	50	GND	67	VCC
17	I/On16	34	GND	51	GND	68	GND

GX5733 Ports 1-3 Digital I/O Connectors

I/On	I/O Port number, can be 1, 2 or 3
VCC	+5V
GND	Ground