Pycom Products / Development Boards / LoPy

 

 

 

 

 

 

 

LoPy Features

  • Powerful CPU, BLE and state of the art WiFi radio. 1KM Wifi Range
  • Can also double up as Nano LoRa gateway
  • MicroPython enabled
  • Fits in a standard breadboard (with headers)
  • Ultra-low power usage: a fraction compared to other connected micro controllers

Processing

  • Espressif ESP32 chipset
  • Dual processor + WiFi radio System on chip
  • Network processor handles the WiFi connectivity and the IPv6 stack
  • Main processor is entirely free to run the user application
  • An extra ELP-coprocessor that can monitor GPIOs, the ADC channels and
    control most of the internal peripherals during deep-sleep mode while
    only consuming 25uA

Operating Frequencies

  • 868 MHz (Europe) at +14dBm maximum
  • 915 MHz (North and South America, Australia and New Zealand) at +20dBm maximum

Range Specification

  • Node range: Up to 40km
  • Nano-gateway: Up to 22km
  • Nano-gateway capacity: Up to 100 nodes

Interfaces

  • 2 x UART, 2 x SPI, I2C, I2S, micro SD card
  • Analog channels: 8×12 bit ADCs
  • Timers: 4×16 bit with PWM and input capture
  • DMA on all peripherals
  • GPIO: Up to 24

Security & Certifications

  • SSL/TLS support
  • WPA Enterprise security
  • FCC – 2AJMTLOPY2R
  • CE 0700

Memory

  • RAM: 512KB
  • External flash: 4MB
  • Hardware floating point acceleration
  • Python multi-threading

Hash / encryption

  • SHA, MD5, DES, AES

WiFi

  • 802.1b/g/n 16mbps

Bluetooth

  • Low energy and classic

RTC

  • Running at 32KHz

Power

  • Input: 3.3V – 5.5V
  • 3v3 output capable of sourcing up to 400mA
  • WiFi: 12mA in active mode, 5uA in standby
  • LoRa: 15mA in active mode, 1-uA in standby

LoRa Specification

  • Semtech LoRa transceiver SX1272
  • LoRaWAN stack
  • Class A and C devices

Size

  • 55mm x 20mm x 3.5mm (Without Headers)

Weight

  • 7g
  • 31g (Packaged)
We recommend following products:
Wiz210
tRF BoB LE70-868
WiPy 2.0
SiPy
FiPy
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