[Transmission power]: 22dBm
[Communication distance]: 5km
[Air rate]: 1.04~20.4Kbps
[Product size]:20*14*2.8mm
[Introduction]:Based on PANCHIP’s RF chip PAN3031, the E29-400M22S is a SMD ChirpIoTTM wireless module with ultra-small size and suitable for 433MHz, 470MHz.
Pin No. | Pin Name | Pin Direction | Pin Function |
1 | GND | - | Ground wire, connected to the power reference groun |
2 | GND | - | Ground wire, connected to the power reference groun |
3 | GND | - | Ground wire, connected to the power reference groun |
4 | GND | - | Ground wire, connected to the power reference groun |
5 | GND | - | Ground wire, connected to the power reference groun |
6 | RXEN | Output | The RF switch receiving control pin, manually controlled by the internal RF chip, and the high level is effectiv |
7 | TXEN | Output | The RF switch receiving control pin, manually controlled by the internal RF chip, and the high level is effectiv |
8 | GPIO11 | Output | CAD interrupt output pin |
9 | VCC | - | Power supply, 1.8~3.6V (It is also recommended to add external ceramic filter capacitor) |
10 | GND | - | Ground wire, connected to the power reference groun |
11 | GND | - | Ground wire, connected to the power reference groun |
12 | GND | - | Ground wire, connected to the power reference groun |
13 | IRQ | Output | RF interrupt pin |
14 | NC | - | - |
15 | NC | - | - |
16 | MISO | Output | SPI data output pin |
17 | MOSI | Input | SPI data input pin |
18 | SCK | Input | SPI clock input pin |
19 | NSS | Input | Module selected pin, used to start an SPI communication Ground wire, connected to power reference ground |
20 | GND | - | Ground wire, connected to the power reference groun |
21 | ANT | - | Antenna interface, stamp hole (50 ohm characteristic impedance) |
22 | GND | - | Ground wire, connected to the power reference groun |