EBYTE E01C-2G4M27SX SI24R1 Wireless Module 2.4GHz 4km Remotely Rf Transmitter Receiver with IPEX Antenna Interface
[Chip solution]：Si24R1
[Communication interface]：SPI
[Transmission power]： 27dBm
[Reference distance]：4km
[Product size]：18*14.5mm
[Introduction]：The E01C-2G4M27SX is an ultra-small 2.4GHz SMD wireless module with a maximum transmit power of 500mW based on the domestic Si24R1 core.The module has a built-in power amplifier (PA) and low noise amplifier (LNA), which enables the maximum transmit power of 500mW and further improves the reception sensitivity,and significantly improves the overall communication stability compared to products withoutpower amplifier and low noise amplifier.The product uses an industrial grade high precision 16MHz crystal.
| Pin Serial Number | Pin Name | Pin Direction | Pin Usage |
| 1 | VCC | - | Power supply, must be between 2.3 ~ 3.6V |
| 2 | CE | Input | Module control pins |
| 3 | CSN | Input | Module chip select pin, used to start an SPI communicatio |
| 4 | SCK | Input | Module SPI Bus Clock |
| 5 | MOSI | Input | Module SPI Data Input Pins |
| 6 | MISO | Output | Module SPI Data Output Pins |
| 7 | IRQ | Output | Module interrupt signal output, active low |
| 8 | GND | - | Ground wire, connected to power reference ground |
| 9 | GND | - | Ground wire, connected to power reference ground |
| 10 | GND | - | Ground wire, connected to power reference ground |