Operating band CN470 to 510MHZ,supporting CLASS -A/CLASS-C node type
[IC]：ASR6601
[Frequency]：CN470~510MHZ
[Power]：22dBm
[Distance]：6km
[Size]：84*82*25mm
[Introduction]：The E78-DTU(470LN22) series is a standard LoraWan node module designed and produced by Chengdu EBYTE Electronic Technology Co., Ltd., with operating band CN470 to 510MHZ,supporting CLASS -A/CLASS-C node type that supports both ABP/OTAA access, while the module features a variety of low-power modes, with a standard UARTfor external communicationinterfaces and AT for users The instructions are simply configured to access the standard LoraWan In the network, it's a great choice for current IoT applications.
| Pin No. | Name | Function | Description |
|---|---|---|---|
| 1 | DB-9 female socket | RS-232 interface | Standard RS-232 interface |
| 2 | 3.81 Terminals | Power interface | Explanation：Standard RS-485 interface and crimped power interface |
| 3 | PWR-LED | Power Indicator | Red, lights up when the power is on |
| 4 | LINK-LED | send indicator | Yellow, flashes when sending data |
| 5 | DATA-LED | Receive indicator | Yellow, flashes when sending data |
| 6 | DC Power interface | Power interface | In-line round hole, outer diameter 5.5mm, inner diameter 2.5mm |
| 7 | DIP switch | DIP switch | Work mode control |
| 8 | Antenna interface | SMA-K interface | External thread inner hole, length 10mm, characteristic impedance 50Ω |