CR02 - LoRa with ATmega328P Core

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CR02 - LoRa with ATmega328P Core (868 MHz) (RFM96W/RFM96)
CR02 Front.jpg
Front
CR02 Back.jpg
Back
Main Category Core
Sub Category Radio
Introduced 1 January 2017; 2 years ago (2017-01-01)
Current version 1.0.0
Current version date 1 January 2017; 2 years ago (2017-01-01)
Size 2x2U (32x32 mm)
Weight 5 g
Height 4.4/1/1.8 mm
North SMA Female Connector (7.5 mm)
South ☒BUS & ☒PDI
Main Chip ATmega328P
Architecture AVR
Core Size 8-Bit
Max. Frequency 16 MHz
Program Memory Size 32 kB
EEPROM Memory Size 1 kB
RAM Memory Size 2 kB
I2C Speed 100/400 kHz
Programmer IP01
Default Setting DTE
Change Setting DCE
RXD PD0
TXD PD1
SDA PC4
SCL PC5
MISO PB4
MOSI PB3
SCK PB5
CS PB2
Red pin PC0
Green pin PC1
Blue Pin PC2


Overview

This xCHIP forms part of the core radio modules and features an ATmega328P CPU running at 16 MHz for handling system and radio operations. The on-board RFM95W LoRaTM module provides ultra-long range spread spectrum communication and high interference immunity whilst minimizing current consumption.

Product Highlights

  • 868 MHz Range (Software Selectable Center Frequency)
  • ATmega328P CPU
  • LoRaTM Modem
  • Fully Static Operation

Applications

  • Remote Sensing
  • Home Automation
  • Satellite Telemetry

Specifications

  • 168 dB maximum link budget.
  • +20 dBm - 100 mW constant RF output vs. V supply.
  • +14 dBm high efficiency PA.
  • Programmable bit rate up to 300 kbps.
  • High sensitivity: down to -148 dBm.
  • Bullet-proof front end: IIP3 = -12.5 dBm.
  • Excellent blocking immunity.
  • Low RX current of 10.3 mA, 200 nA register retention.
  • Fully integrated synthesizer with a resolution of 61 Hz.
  • FSK, GFSK, MSK, GMSK, LoRaTM and OOK modulation.
  • Built-in bit synchronizer for clock recovery.
  • Preamble detection.
  • 127 dB Dynamic Range RSSI.
  • Automatic RF Sense and CAD with ultra-fast AFC.
  • Packet engine up to 256 bytes with CRC.

Featured Samples

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Featured Projects

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Getting Started

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