[Solución de chip]:CMT2310A
[Frecuencia de trabajo]:410 ~ 450MHz
[Potencia de transmisión]:20dBm
[Distancia de comunicación]:3,5 km
[Tamaño del producto]:20*14mm
[peso]:1.2±0.1g
[Introducción]:E48-433M20S es un módulo de transmisión de datos inalámbrico rentable y de hardware puro desarrollado por Chengdu Ebyte basado en la solución de chip CMT2310A de Huapu Microelectronics. El módulo inalámbrico admite una potencia de transmisión máxima de 20 dBm y los usuarios pueden configurar la potencia de salida para reducir el consumo de energía. El módulo funciona en un rango de frecuencia que cubre el rango de frecuencia comúnmente utilizado de 433 MHz. El módulo es un módulo transceptor RF de hardware puro que utiliza la interfaz SPI y requiere un controlador MCU externo.
Pin
Pin number | Pin name | Pin direction | Pin usage |
1 | GND | - | D2 ground wire, connected to the power reference ground |
2 | GND | - | Ground wire, connected to the power reference ground |
3 | GND | - | Ground wire, connected to the power reference ground |
4 | GND | - | Ground wire, connected to the power reference ground |
5 | GND | - | Ground wire, connected to the power reference ground |
6 | GPIO4 | DI/O | Configurable multi-function IO port (see CMT2310A manual for details) |
7 | GPIO5 | DI/O | Configurable multi-function IO port (see CMT2310A manual for details) |
8 | GPIO3 | DI/O | Configurable multi-function IO port (see CMT2310A manual for details) |
9 | VCC | - | Power supply, power input pin supports 1.8-3.6V |
10 | GND | - | Ground wire, connected to the power reference ground |
11 | GND | - | Ground wire, connected to the power reference ground |
12 | GND | - | Ground wire, connected to the power reference ground |
13 | GPIO0 | DI/O | Configurable multi-function IO port (see CMT2310A manual for details) |
14 | NIRQ | DI/O | Configurable multi-function IO port (see CMT2310A manual for details) |
15 | GPIO2 | DI/O | Configurable multi-function IO port (see CMT2310A manual for details) |
16 | MISO | DO | SPI data output |
17 | MOSI | DI | Data input for SPI |
18 | SCLK | DI | SPI clock pin |
19 | CSB | DI | SPI access register chip select |
20 | GND | - | Ground wire, connected to the power reference ground |
21 | ANT | - | Block RF stamp hole interface, equivalent impedance is about 50Ω |
22 | GND | - | Ground wire, connected to the power reference ground |