Module de contrôle d'acquisition sans fil LoRa
[Interface]：UART
[La fréquence]：410.125~493.125MHz
[La puissance]：30dBm
[La distance]：10km
[Poids du produit]：4.9±0.1g
[La taille]：40.5 * 25 mm
[Introduction]：E150-400T30S est un module de port série sans fil (UART) basé sur la puce de radiofréquence LoRa. Il fonctionne dans la bande de fréquence de 410,125 ~ 493,125 MHz (par défaut 433,125 MHz) et adopte la technologie de spectre étalé LoRa.
Magasin officiel
| No. | Name | Direction | Usage |
|---|---|---|---|
| 1 | VCC | Input | Module power positive reference, voltage range: 3.3 ~ 5.5V DC |
| 2 | GND | Input | Module power ground |
| 3 | SWCLK | Input | SWD debug pin |
| 4 | NRST | Input | Reset module pin, it needs to be pulled low for at least 10 ms and then released to perform external reset |
| 5 | SWDIO | Input | SWD debug pin |
| 6 | 485_EN | Output | When connecting an external UART to RS485 chip, this pin is used as the control terminal |
| 7 | AUX | Output | Used to indicate the working status of the module, or to wake up an external MCU |
| 8 | RXD | Input | TTL serial input, connect to external TXD output pin, pull-up input |
| 9 | TXD | Output | TTL serial output, connect to external RXD input pin 10 GND Input Module power ground |
| 11 | ANT | output/output | RF signal output/output terminal, IPEX interface, for connecting the antenna |
| 12 | GND | Input | Module power ground |
| 13 | GND | Input | Module power ground |
| 14 | GND | Input | Module power ground |
| 15 | GND | Input | Module power ground |
| 16 | PWM1 | output | PWM Output |
| 17 | PWM2 | output | PWM Output 18 GND Input Module power ground |
| 19 | DAC1 | output | DAC output pin 20 DAC2 output DAC output pin |
| 21 | ADC1 | Input | ADC input pin for voltage measurement (0~5V) |
| 22 | ADC2 | Input | ADC input pin for voltage measurement (0~5V) |
| 23 | ADC4 | Input | ADC input pin for current measurement (0~20mA) |
| 24 | ADC5 | Input | ADC input pin for current measurement (0~20mA) |
| 25 | DI1 | Input (very weak pull-up) | Digital input, IO status can be inquired through Modbus commands |
| 26 | DI2 | Input (very weak pull-up) | Digital input, IO status can be inquired through Modbus commands |
| 27 | DI3 | Input (very weak pull-up) | Digital input, IO status can be inquired through Modbus commands |
| 28 | DI4 | Input (very weak pull-up) | Digital input, IO status can be inquired through Modbus commands |
| 29 | DO1 | output (open drain) | Open-drain output, pull-up resistor must be added externally, otherwise it cannot output high level |
| 30 | DO2 | output (open drain) | Open-drain output, pull-up resistor must be added externally, otherwise it cannot output high level |
| 31 | DO3 | output (push-pull) | Push-pull output |
| 32 | DO4 | output (push-pull) | Push-pull output |