E104-BT5005A Fabricants de modules BLE BLE 5.0 certifiés avec service OEM Module BLE ibeacon Nordic nRF52805
[CI]：nRF52805
[La fréquence]：2.402~2.480GHz
[Protocole]：BLE5.0
[Taille]：9*9mm
[Poids du produit]：0.35g
[Lester]：0.35g
[Introduction]：E104-BT5005A est un module intégré maître-esclave BLE série vers BLE basé sur la version 5.0 du protocole BLE. Il est de petite taille et consomme peu d'énergie. Il fonctionne dans la bande de fréquence 2,4 GHz.
Magasin officiel
| No. | Pin item | Direction | Function | Application |
|---|---|---|---|---|
| 1 | SWDIO | -- | -- | -- |
| 2 | SWCLK | -- | -- | -- |
| 3 | P0.21/RST | Input | Power reset | Active low |
| 4 | VCC | -- | -- | The power supply is positive, the recommended power supply voltage>=3.3V |
| 5 | GND | -- | -- | Power ground |
| 6 | DISC（P0.12） | Input | Disconnect pin | Internal pull up. Active on falling edge |
| 7 | WKP（P0.05） | Input | Wake-up pin | Wake up: falling edge;Sleep: rising edge |
| 8 | P0.00 | Input/Output | -- | General GPIO |
| 9 | MOD（P0.04） | Input | Mode selection | Low level: configuration mode; High level: transparent transmission mode. |
| 10 | P0.01 | Input/Output | -- | General GPIO |
| 11 | RXD（P0.20） | Input | UART RX pin | -- |
| 12 | TXD(P0.14) | Output | UART TX pin | -- |
| 13 | LINK (P0.16) | Output | Connection Status | Bluetooth connectivity：Low level Bluetooth is not connected：High level |
| 14 | GND | -- | -- | Grand |
| 15 | DATA (P0.18) | Output | Data indication | Data indication pin, when the module outputs data through the serial port, the module sets the DATA pin to low level, indicating that data is being sent. AT command response does not change the DATA pin state. |