Operating band EU8 50 ~ 925 MHZ,supporting CLASS-A/CLASS-C node type
[LoRa chip solution]： ASR6601CB
[Carrier frequency]： 868/900/915
[Transmit power:]：22dBm
[Communication distance]： 5.6km
[Product size]： 14*20mm
[Introduction]：E78- 915 LN22S (6601) series products are standard LoraWan node modules designed and produced by Chengdu Ebyte Electronic Technology Co., Ltd., operating frequency band EU8 50 ~ 925 MHZ, support US915/EU868 standard, support CLASS-A/CLASS-C node type , supports ABP/OTAA two network access methods, at the same time
| No. | Pin Name | Pin direction | Pin use |
|---|---|---|---|
| 1 | GND | - | ground wire, connected to the power reference |
| 2 | VCC | - | Power supply, range 2.5V to 3.7V(ceramic filter capacitor is recommended externally) |
| 3 | SETB | - | Wake-up pins with low power |
| 4 | DIO1 | Input/output | NC(reserve pin) |
| 5 | BUSY | Input/output | NC(reserve pin) |
| 6 | I2C_SDA | Input/output | NC(reserve pin) |
| 7 | I2C_SCL | Input/output | NC(reserve pin) |
| 8 | UART_CTS | Input/output | NC(reserve pin) |
| 9 | UART_RTS | Input/output | NC(reserve pin) |
| 10 | GND | - | ground wire, connected to the power reference |
| 11 | ANT | - | Antenna interface, stamp hole(50 ohm characteristic impedance) |
| 12 | GND | - | ground wire, connected to the power reference |
| 13 | GND | - | ground wire, connected to the power reference |
| 14 | GND | - | ground wire, connected to the power reference |
| 15 | GND | - | ground wire, connected to the power reference |
| 16 | XRES | Input | The external reset pin |
| 17 | ADC_IN | Input | NC(reserve pin) |
| 18 | AUX | Input/output | NC(reserve pin) |
| 19 | SETA | Input/output | NC(reserve pin) |
| 20 | UART_RX | Input/output | UART RX pin |
| 21 | UART_TX | Input/output | UART TX pin |
| 22 | SWD_DATA | Input/output | SWD Data pin |
| 23 | SWD_CLK | Input/output | SWD Clock pin |
| 24 | GND | - | ground wire, connected to the power reference |
| 25 | SPI_MISO | Input/output | The SPI MISO test point, which is internally connected and cannot be used as an external SPI |
| 26 | SPI_NSS | Input/output | The SPI NSS test point, which is internally connected and cannot be used as an external SPI |
| 27 | SPI_MOSI | Input/output | The SPI MOSI test point, which is internally connected and cannot be used as an external SPI |
| 28 | SPI_SCK | Input/output | The SPI SCK test point, which is internally connected,cannot be used as an external SPI |