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E22-400M33S User Manual
SX1268 433/470MHz 2W SPI Chip LoRa Module
Страница 1: ...1 E22 400M33S User Manual SX1268 433 470MHz 2W SPI Chip LoRa Module...
Страница 2: ...4 BASIC OPERATION 8 4 1 HARDWARE DESIGN 8 4 2 SOFTWARE WRITING 9 5 BASIC APPLICATIONS 10 5 1 BASIC CIRCUITS 10 6 FREQUENTLYASKED QUESTIONS 10 6 1 COMMUNICATION RANGE IS TOO SHORT 10 6 2 MODULE IS EASY...
Страница 3: ...s of this document or any part thereof without the express permission of EBYTE is strictly prohibited The information contained herein is provided as is and EBYTE assumes no liability for the use of t...
Страница 4: ...methods The product can cover an ultra wide applicable frequency range from 410 to 493MHz and is backward compatible with SX1278 and SX1276 As this module is pure RF transceiver module it needs to use...
Страница 5: ...rs 2 1 Limit parameters Main parameters Performance Remarks Minimum value Maximum value Supply Voltage V 0 5 5 Permanent module burnout above 5 5V Blocking power dBm 10 The probability of burning is s...
Страница 6: ...control Main parameters Description Remarks Reference Distance 12km Clear and open antenna gain 5dBi antenna height 2 5m air rate 0 3kbps FIFO 256Byte Maximum length of a single transmission Crystal F...
Страница 7: ...to external microcontroller IO active high 7 TXEN Input RF switch transmit control pin connected to external microcontroller IO or DIO2 active high 8 DIO2 Input Output Configurable general purpose IO...
Страница 8: ...e conducive to long term stable operation modules should be as far away as possible from the power supply transformers high frequency alignments and other parts of the electromagnetic interference Hig...
Страница 9: ...nna to the outside of the case The antenna must not be installed inside the metal case it will cause the transmission distance to be greatly weakened It is recommended to add 200R protection resistors...
Страница 10: ...poor when testing near ground Sea water has great ability in absorbing wireless radio wave so performance will be poor when testing near the sea The signal will be affected when the antenna is near me...
Страница 11: ...us alignment should not be too long Unsatisfactory power supply may also cause garbled code be sure to ensure the reliability of the power supply Poor quality or too long extension cable or feeder lin...
Страница 12: ...868 915M 22 7 SMD 14 20 SPI E22 400M33S SX1268 433 470M 30 12 SMD 24 38 5 SPI E22 900M30S SX1262 868 915M 30 12 SMD 24 38 5 SPI E22 230T22S SX1262 230M 22 5 SMD 16 26 TTL E22 400T22S SX1268 433 470M...
Страница 13: ...enna TX433 JW 5 Glue Stick Antenna 433M SMA J 2 0 50 Bendable glue stick omni directional antenna TX433 JWG 7 Glue Stick Antenna 433M SMA J 2 5 75 Bendable glue stick omni directional antenna TX433 JK...
Страница 14: ...E22 400M33S User Manual 14 10 Batch packing method...
Страница 15: ...support support cdebyte com Documents and RF Setting download link https www cdebyte com Thank you for using Ebyte products Please contact us with any questions or suggestions info cdebyte com Offici...
