“MITX-6553 COM”的版本间的差异
来自ARM Wiki
（→JCOM1_4：） |
（→JCOM1_4：） |
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! 信号名称|| Pin|| Pin || 信号名称 | ! 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 | + | |GND|| 9 || 10 || GND |
|- | |- | ||
| − | | NC||11||12||NC | + | |NC||11|| 12|| NC |
|- | |- | ||
| − | | | + | |JCOM2_RX||13|| 14|| JCOM2_RTS |
|- | |- | ||
| − | | | + | |JCOM2_TX||15 ||16 ||JCOM2_CTS |
|- | |- | ||
| − | | NC||17||18||NC | + | |NC||17 ||18 ||NC |
|- | |- | ||
| − | | GND||19||20||GND | + | |GND||19|| 20|| GND |
|- | |- | ||
| − | | | + | |NC||21|| 22 ||NC |
|- | |- | ||
| − | | | + | |JCOM3_RX||23|| 24 ||JCOM3_RTS |
|- | |- | ||
| − | | | + | |JCOM3_TX||25|| 26|| JCOM3_CTS |
|- | |- | ||
| − | | NC||27||28||NC | + | |NC||27||28|| NC |
|- | |- | ||
| − | | GND||29||30||GND | + | |GND||29||30 ||GND |
|- | |- | ||
| − | | | + | |NC||31||32 ||NC |
|- | |- | ||
| − | | | + | |JCOM4_RX||33||34 ||JCOM4_RTS |
|- | |- | ||
| − | | | + | |JCOM4_TX||35||36|| JCOM4_CTS |
|- | |- | ||
| − | | NC||37||38||NC | + | |NC||37||38|| NC |
|- | |- | ||
| − | | GND||39||40||GND | + | |GND||39||40|| GND |
|- | |- | ||
|} | |} | ||
2021年6月2日 (三) 16:49的版本
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 13 14 NC COM2_TXD 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