This is an old revision of the document!
DL10J
RS232/422/485 Assignment
| RS-232 | RS-422 | RS-485 | ||
|---|---|---|---|---|
 | PIN | COM | COM | COM |
| 1 | DCD1# | 422 TX - | 485 - | |
| 2 | SIN1 | 422 TX + | 485 + | |
| 3 | SOUT1 | 422 RX - | ||
| 4 | DTR1 | 422 RX + | ||
| 5 | GND | |||
| 6 | DSR1# | |||
| 7 | RTS1 | |||
| 8 | CTS1# | |||
| 9 | RI1# |
Which LTE/4G modules are suitable?
Successfully tested M.2-3042 modules:
| Brand | Model | |
|---|---|---|
| Sierra | EM7455 | CAT 6, for Europa and North America |
| Sierra | EM7430 | CAT 6, for APAC |
| Huawei | ME906S | CAT 4, for EMEA, Australia, New Zealand |
| Quectel | EM06-E | CAT 6, for EMEA, Australia, Brazil |
Where is COM port #1?
The first COM port is marked on this photo:
