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E01-2G4M20S1B CE FCC RoHS Low Cost 2.4g Wireless Module Built-in PA+LNA Wireless Iot Transceiver With PCB Antenna
[Introduction]：E01-2G4M20S1B is a 2.4GHz SMD small-sized wireless module with PCB antenna developed by Ebyte. Built-in power amplifier (PA) and low-noise amplifier (LNA) on the original basis, so that the maximum transmit power reaches 100mW while receiving sensitivity is further improved.
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| Pin No. | Pin item | Pin direction | Application |
|---|---|---|---|
| 1 | VCC | Power supply | Power supply must be between 2.0 and 3.6V |
| 2 | CE | Input | Module control pin |
| 3 | CSN | Input | Chip select pin for starting new SPI communication |
| 4 | SCK | Input | SPI clock pin |
| 5 | MOSI | Input | SPI data input pin |
| 6 | MISO | Output | SPI data output pin |
| 7 | IRQ | Output | Interrupt request，valid in low level |
| 8 | GND | Power supply | Ground, connected to power reference ground (Module fixed) |
| 9 | GND | Power supply | Ground, connected to power reference ground (Module fixed) |
| 10 | GND | Power supply | Ground, connected to power reference ground |