Avoimen lähdekoodin hajautettu mesh-verkko, joka on suunniteltu toimimaan vähän virtaa kuluttavilla laitteilla
 
Heltec mesh Node T114
Specifications
  • MCU: nRF52840
  • LoRa Node Chip: SX1262
  • Frequency: 470~510MHz, 863~870MHz and 902~928MHz
  • Max. TX Power: 21±1dBm
  • Max. Receiving sensitivity: -135dBm@SF12 BW=125KHz
  • Bluetooth: Bluetooth LE: Bluetooth 5, Bluetooth mesh
  • Hardware Resource: USB 2.0, 4 * SPI, 2 * TWI, 2 * UART, 4 * PWM, QPSI, 12S, PDM, QDEC Etc.
  • Memory: 1M ROM and 256KB SRAM
  • Battery: 3~4.2V battery power supply and charge.
  • Operating Temperature: -20 ~ 70℃
  • Dimensions: 50.80*22.86mm
  • Display: onboard 1.14 inch TFT-LCD display
Interface
  • Type-C USB
  • 2*1.25 lithium battery connector
  • 2*1.25 solar panel connector
  • LoRa ANT (IPEX1.0)
  • 8*1.25 GPS module connector
  • 2*13*2.54 Header Pin
Electrical characteristics
  • Deep Sleep: ~11uA
  • Tracker mode sleep: ~22uA
  • GPS OFF, TFT OFF: ~9mA
  • GPS OFF, TFT ON: ~20mA
  • GPS ON, TFT ON: ~51mA