MATX-6551 COM

文件:MATX-6551 COM1-2，COM3-4，JCOM1-4，JCOM5-8.jpg

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

COM1-2A：

Pin	信号名称
1	COM1_DCD
2	COM1_RXD
3	COM1_TXD
4	COM1_DTR
5	GND
6	COM1_DSR
7	COM1_RTS
8	COM1_CTS
9	COM1_RI

COM1 - 2B（Debug）：

Pin	信号名称
1	NC
2	COM2_RXD
3	COM2_TXD
4	NC
5	GND
6	NC
7	NC
8	NC
9	NC

COM3-4A：

Pin	信号名称
1	COM3_B
2	COM3_RXD/A
3	COM3_TXD
4	NC
5	GND
6	NC
7	NC
8	NC
9	NC

COM3-4B：

Pin	信号名称
1	COM4_B
2	COM4_RXD/A
3	COM4_TXD
4	NC
5	GND
6	NC
7	NC
8	NC
9	NC

COM3 跳线功能设置（J3，J4）：

COM3 RS232 PORT		COM3 RS485 PORT
J3	1-3 2-4	J3	3-5 4-6
J4	1-3 2-4	J4	3-5 4-6

COM4 跳线功能设置（J5，J6）：

COM4 RS232 PORT		COM4 RS485 PORT
J5	1-3 2-4	J5	3-5 4-6
J6	1-3 2-4	J6	3-5 4-6

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