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Módulo de comunicación inalámbrica SoC STM32WLE5CCU6 (ARM Cortex-M4 + LoRa)

[Solución de chips]: STM32WLE5CCU6

[Frecuencia de carga]:850/930MHz

[Potencia de transmisión]: 22dBm

[Distancia de comunicación]: 5600m

[Tamaño del producto]:14*20mm

[peso]:1.6g±0.1g

[Introducción]:E77-900M22S es un módulo de nodo LoraWan estándar desarrollado por Ebyte. Admite los estándares LoRaWAN 1.0.4 EU868, US915, AU915, AS923, IN865, KR920 y RU864. Admite tipos de nodos CLASE-A/CLASE-C y admite ambos ABP. /OTAA Al mismo tiempo, el módulo tiene una variedad de modos de bajo consumo. La interfaz de comunicación externa utiliza UART estándar. Los usuarios pueden acceder a la red LoRaWAN estándar a través de una configuración simple a través de comandos AT. Aplicaciones de cosas.

1
Pin numberPin namePin directionPin use
1PB3Input /OutputConfigurable general-purpose IO port (see STM32WLE5CCU6 manual for details)
2PB4Input /OutputConfigurable general-purpose IO port (see STM32WLE5CCU6 manual for details)
3PB5Input /OutputConfigurable general-purpose IO port (see STM32WLE5CCU6 manual for details)
4PB6Input /OutputUSART1_TX
5PB7Input /OutputUSART1_RX
6PBSInput /OutputConfigurable general-purpose IO port (see STM32WLE5CCU6 manual for details)
7PAOInput /OutputConfigurable general-purpose IO port (see STM32WLE5CCU6 manual for details)
8PAIInput /OutputConfigurable general-purpose IO port (see STM32WLE5CCU6 manual for details)
9PA2Input /OutputLP_USART2_TX
10PA3Input /OutputLP_USART2_RX
11PA4Input /OutputConfigurable general-purpose IO port (see STM32WLE5CCU6 manual for details)
12PA5Input /OutputConfigurable general-purpose IO port (see STM32WLE5CCU6 manual for details)
13GNDInput /OutputGround wire, connected to the power reference ground
14ANTInput /OutputAntenna interface, stamp hole (50Ω characteristic impedance)
15GNDInput /OutputGround wire, connected to the power reference ground
16PASInput /OutputConfigurable general-purpose IO port (see STM32WLE5CCU6 manual for details)
17NRSTInput /OutputChip reset trigger input pin, active low (built-in 0. luF ceramic capacitor)
18PA9Input /OutputConfigurable general-purpose IO port (see STM32WLE5CCU6 manual for details)
19PAI 2Input /OutputConfigurable general-purpose IO port (see STM32WLE5CCU6 manual for details)
20PAUInput /OutputConfigurable general-purpose IO port (see STM32WLE5CCU6 manual for details)
21PA10Input /OutputConfigurable general-purpose IO port (see STM32WLE5CCU6 manual for details)
22PB12InDut - OutdutConfigurable general-purpose IO port (see STM32WLE5CCU6 manual for details)
23PB2Input /OutputConfigurable general-purpose IO port (see STM32WLE5CCU6 manual for details)
24PBOInput /OutputConfigurable general-purpose IO port (see STM32WLE5CCU6 manual for details)
25PA15Input /OutputConfigurable general-purpose IO port (see STM32WLE5CCU6 manual for details)
26PC13Input /OutputConfigurable general-purpose IO port (see STM32WLE5CCU6 manual for details)
27GNDOutputGround wire, connected to the power reference ground
28VDDInputPower supply, range 1. 8~3. 6V (recommended to add external ceramic filter capacitor)
29SWDIO InputProgram download
30SWCLKInputProgram download
Note 1: PA6 and PA7 pins are used as internal control RF switches of the module, PA6 = RF_TXEN, PA7 = RF_RXEN, RF_TXEN=1 RF_RXEN=0 is the transmit channel, and RF_TXEN=0 RF_RXEN=1 is the receiving channel
Note 2: The PC14-0SC32_IN and PCI5-OSC32_OUT pins have been connected to a 32. 768KHz crystal oscillator inside the module for users to choose and use in secondary development.
Note 3: The 0SC_IN and 0SC_0UT pins have been connected to a 32MHz crystal oscillator inside the module for users to choose and use in secondary development.