MATX-6555 COM

文件:MATX-6555 COM1-2，COM3-4，JCOM1-4，JCOM5-8.jpg

MATX-6551 COM1-2，COM3-4，JCOM1-4，JCOM5-8

COM1 跳线功能设置（J1，J2）：

COM1 RS232 PORT		COM1 RS485 PORT
J1	1-3 2-4	J1	3-5 4-6
J2	1-3 2-4	J2	3-5 4-6

COM2 跳线功能设置（J3，J4）：

COM2 RS232 PORT		COM2 RS485 PORT
J3	1-3 2-4	J3	3-5 4-6
J4	1-3 2-4	J4	3-5 4-6

COM1：

Pin	信号名称
1	COM1_DCD/B
2	COM1_DSR
3	COM1_RX/A
4	COM1_RTS
5	COM1_TX
6	COM1_CTS
7	COM1_DTR
8	COM1_RI
9	GND
10	GND

COM2 ：

Pin	信号名称
1	COM2_B
2	NC
3	COM2_RX/A
4	NC
5	COM2_TX
6	NC
7	NC
8	NC
9	GND
10	GND

COM3：

Pin	信号名称
1	NC
2	NC
3	COM3_RX
4	NC
5	COM3_TX
6	NC
7	NC
8	NC
9	GND
10	GND

COM4：

Pin	信号名称
1	COM4_DCD
2	COM4_DSR
3	COM4_RX
4	COM4_RTS
5	COM4_TX
6	COM4_CTS
7	COM4_DTR
8	COM4_RI
9	GND
10	GND

JCOM1-4：

信号名称	Pin	Pin	信号名称
NC	1	2	NC
JCOM1_RX	3	4	JCOM1_RTS
JCOM1_TX	5	6	JCOM1_CTS
NC	7	8	NC
GND	9	10	GND
NC	11	12	NC
JCOM2_RX	13	14	JCOM2_RTS
JCOM2_TX	15	6	JCOM2_CTS
NC	17	18	NC
GND	19	20	GND
NC	21	22	NC
JCOM3_RX	23	24	JCOM3_RTS
JCOM3_TX	25	26	JCOM3_CTS
NC	27	28	NC
GND	29	30	GND
NC	31	32	NC
JCOM4_RX	33	34	JCOM4_RTS
JCOM4_TX	35	36	JCOM4_CTS
NC	37	38	NC
GND	39	40	GND

JCOM5-8：

信号名称	Pin	Pin	信号名称
NC	1	2	NC
JCOM5_RX	3	4	JCOM5_RTS
JCOM5_TX	5	6	JCOM5_CTS
NC	7	8	NC
GND	9	10	GND
NC	11	12	NC
JCOM6_RX	13	14	JCOM6_RTS
JCOM6_TX	15	6	JCOM6_CTS
NC	17	18	NC
GND	19	20	GND
NC	21	22	NC
JCOM7_RX	23	24	JCOM7_RTS
JCOM7_TX	25	26	JCOM7_CTS
NC	27	28	NC
GND	29	30	GND
NC	31	32	NC
JCOM8_RX	33	34	JCOM8_RTS
JCOM8_TX	35	36	JCOM8_CTS
NC	37	38	NC
GND	39	40	GND