NRF905 Wireless Communication Transmission Module Arduino compatibile (PTR8000?+) With Antenna 433/486/915MHz

NRF905 Wireless Communication Transmission Module Arduino compatibile (PTR8000+) With Antenna 433/486/915MHz

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NRF905 Wireless Communication Transmission Module 

NRF905 basic characteristics

Transmission and reception functions-one, send and receive complete interrupt flag

433/868/915 operating band, 433MHZ open ISM band is license-free use
The emission rate 50KBPS, the external 433 antenna, open communication distance up to 300 meters, indoor communicationthe 3-6 layer can achieve reliable communication, strong anti-interference performance, strong interference barrier penetrationperformance.

Sending and receiving 32 bytes maximum, can the software settings to send / receive buffer size 2/4/8/16/32 bytes

170 channels to meet the multi-point communication and frequency hopping communications needs, network telecommunication, TDMA-CDMA-FDMA

Built-in hardware 8/16 of the CRC, the development of a more simple, stable and reliable data transmission.

1.9-3.6V, low-power standby mode only 2.5uA.

Built-in SPI interface, or through the I / O port simulation SPI implementation. The highest SPI clock can be large 10M

/ / NRF905 the registers configuration / /
unsigned char idata RFConf [11] =
  0x00, / / the Configuration command / /
  0x4c, / / CH_NO, configure the frequency range of 430MHZ
  0x0C, / / output power 10db, not retransmission power saving as the normal mode
  0x44, / / address width set to 4 bytes
  0x20, 0x20, / / receiver sending valid data length of 32 bytes
  0xCC, 0xCC, 0xCC, 0xCC, / / receive address
  0x58, / / CRC charge Xu, 8-bit CRC, the external clock signal is not enabled, 16M crystal

Abbiamo disponibili datasheet di tutti i componenti, qualora non fosse presente nella scheda download del prodotto inviaci un messaggio dal modulo contattaci e lo pubblicheremo il prima possibile nel nostro sito.

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