[Частота]： 410~441 МГц
[Сила]： 21~30дБм
[Расстояние]： 8км
[Интерфейс]： UART
[Масса]： 8,2±0,1 г
[Введение]： E32-433T30D использует технологию расширенного спектра LoRa, с этой технологией модуль может передавать гораздо большее расстояние, чем аналогичные продукты при той же мощности, с лучшей защитой от помех.
| RF Parameter | Value | Remark |
|---|---|---|
| Working frequency | 410~441 MHz | Default: 433MHz |
| Transmitting power | 21~30 dBm | Default: 30dBm（About 1W） |
| Receiving sensitivity | -147 dBm | Air data rate: 0.3kbps |
| Air data rate | 2.4k~19.2kbps | Default: 2.4kbps |
| Test distance | 8000 meter | In open and clear air, with maximum power, 5dBi antenna gain, height of 2m,air data rate: 2.4kbps |
| Pin No | Pin Item | Pin Direction | Pin Application |
|---|---|---|---|
| 1 | M0 | Input（weak pull-up） | Work with M1& decide the four operating modes. (Floating is not allowed, can be ground) |
| 2 | M1 | Input（weak pull-up） | Work with M0 & decide the four operating modes. (Floating is not allowed, can be ground) |
| 3 | RXD | Input | TTL UART inputs, connects to external TXD (MCU, PC) output pin.Can be configured as open-drain or pull-up input. |
| 4 | TXD | Output | TTL UART outputs, connects to external RXD (MCU,PC) input pin.Can be configured as open-drain or push-pull output |
| 5 | AUX | Output | To indicate module's working status & wakes up the external MCU. During the procedure of self-check initialization, the pin outputs low level. Can be configured as open-drain output or push-pull output. (Floating is allowed) |
| 6 | VCC | Input | Power supply 3.3V~5.2V DC |
| 7 | GND | Input | Ground |
| 8 | Fixing hole | - | Fixing hole |
| 9 | Fixing hole | - | Fixing hole |
| 10 | Fixing hole | - | Fixing hole |
| 11 | Fixing hole | - | Fixing hole |
Product Descriptio
Development Testin
