E290-400M20S(3029) à spectre étalé 433/470MHz, puce PAN3029, émetteur-récepteur sans fil longue distance à faible consommation
[Puce]：PAN3029
[Fréquence]：410-510 MHz
[Puissance d’émission]：20 dBm
[Distance de communication]： 5 km
[Size]：20 x 14 mm
[Poids]：1,5 ± 0,02 g
[Introduction]：Le module sans fil ChirpIoT™ E290-400M20S (3029) est un module sans fil hautes performances à montage en surface, basé sur la puce RF PAN3029 de nouvelle génération de Panchi Micro, fabriquée en Chine. Il est compatible avec les bandes de fréquences 433 MHz et 470 MHz. Utilisant la dernière technologie de modulation ChirpIoT™, il offre des performances anti-interférences et une distance de communication supérieures aux méthodes de modulation FSK et GFSK existantes.
Magasin officiel
| Pin number | Pin Name | Pin direction | Pin Purpose |
| 1 | GND | 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 | RXEN | input | RF switch receiving control pin, connected to external MCU IO, high level is valid |
| 7 | TXEN | input | RF switch transmit control pin, connected to external MCU IO or DIO2, high level is valid |
| 8 | DIO2 | Input/Output | Configurable general IO ports |
| 9 | VCC | Power supply, range 1.8V~3.6V (it is recommended to add external ceramic filter capacitors) | |
| 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 | DIO1 | Input/Output | Configurable general IO ports |
| 14 | BUSY | Output | For status indication |
| 15 | NRST | input | Chip reset trigger input pin, low level is valid |
| 16 | MISO | Output | SPI data output pin |
| 17 | MONEY | input | SPI data input pin |
| 18 | SCK | input | SPI clock input pin |
| 19 | NSS | input | Module chip select pin, used to start an SPI communication |
| 20 | GND | Ground wire, connected to the power reference ground | |
| 21 | ON | Antenna interface, stamp hole (50 ohm characteristic impedance) | |
| 22 | GND | Ground wire, connected to the power reference ground |