MITX-6553 COM
来自ARM Wiki
文件:MITX-6553 COM1 4，JCOM1 4，JCOM5 8.jpg
MITX-6553 COM1_4，JCOM1_4，JCOM5_8
COM1_4：
信号名称 Pin Pin 信号名称 COM1_DCD_N 1 2 COM1_DSR_N COM1_RXD 3 4 COM1_RTS_N COM1_TXD 5 6 COM1_CTS_N COM1_DTR_N 7 8 COM1_RT_N GND 9 10 GND NC 11 12 NC COM2_RXD_DB 13 14 NC COM2_TXD_DB 15 16 NC NC 17 18 NC GND 19 20 GND COM3_B 21 22 NC COM3_RXD 23 24 NC COM3_TXD 25 26 NC NC 27 28 NC GND 29 30 GND COM4_B 31 32 NC COM4_RXD 33 34 NC COM4_TXD 35 36 NC NC 37 38 NC GND 39 40 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 16 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 16 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
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