APC340 based on SX1278
Features:
Ultilizing of LoRa spread spectrum modulation
The transmission distance of 3000 meters /0.81Kbps
Frequencies are supported: 433MHz, 470MHz
Maximum 20dBm output power
Extremely low sensitivity of receiving -137dBm/300bps, -132dBm/810bps
Using the UART/TTL interface
Multi channel can be set. up, sending and. receiving 256Bytes data buffer
Working voltage 5V, customizable 3.3V
Continue to receive current 13mA/4.56Kbps, 15mA/18.23Kbps
The emission current 100mA
Sleep current 2.5uA, maximum 4uA
A built-in watchdog
Size 32.1*18.3*7.0 (mm)
Features:
Ultilizing of LoRa spread spectrum modulation
The transmission distance of 3000 meters /0.81Kbps
Frequencies are supported: 433MHz, 470MHz
Maximum 20dBm output power
Extremely low sensitivity of receiving -137dBm/300bps, -132dBm/810bps
Using the UART/TTL interface
Multi channel can be set. up, sending and. receiving 256Bytes data buffer
Working voltage 5V, customizable 3.3V
Continue to receive current 13mA/4.56Kbps, 15mA/18.23Kbps
The emission current 100mA
Sleep current 2.5uA, maximum 4uA
A built-in watchdog
Size 32.1*18.3*7.0 (mm)
APC340 is based on RFIC sx1278 , which can work on Sub-1GHz frequency band with SEMTECH's new LoRa spread spectrum modulation technique, it is integrates an8 bit high speed and low power ST microcontroller, for best interference immunity, strong penetration, ultra long distance demands, such as wireless centralized meter reading, wireless sensor network, the remote wireless positioning system, the APC340 has four working modes, each mode could be switched between Normal, sleep, weak and power saving, the battery supply could last for years by these special modes.
Application:
Very long distance, high performance wireless data transmission, communication, control, measurement system
The moisture meter long-distance wireless meter reading
Application of various alternative cable RS232, RS485
A variety of industrial, electric power, petroleum, logistics, workshop equipment control and. data acquisition
Very long distance industrial control, data acquisition
Security and. alarm system, building, building automation
A variety of consumer electronic products, wireless intelligent transmitter, flowmeter, wireless sensor, intelligent instrument
City LED screen, lighting control, scenery complementary power supply system
The remote wireless positioning system