This is a work in progress for an NRF2401P
Dependents: NRF_receiver sender locker4 Weather_Station_Ofiicial ... more
About
This is a simple library to drive the nRF24l01+.
Hardware
This uses the commonly available breakout. The connections are shown below
Software
Use case: For a simple transmitter
tx code snipet
#include "NRF2401P.h" int main() { * * long long addr1=0xAB00CD; // setup address - any 5 byte number - same as RX * int channel =0x12; // [0-126] setup channel, must be same as RX * bool txOK; * char msg[32]; * char ackData[32]; * char len; * * // Setup * NRF2401P nrf1(PTD6,PTD7, PTD5,PTD4, PTC12); //mosi, miso, sclk, csn, ce) * nrf1.quickTxSetup(channel, addr1); // sets nrf24l01+ as transmitter * * // transmit * strcpy (msg, "Hello"); * txOK= nrf1.transmitData(msg,strlen(msg)); * * // read ack data if available * if (nrf1.isAckData()) { * len= nrf1.getRxData(ackData); // len is number of bytes in ackData * } *}
Use case: For a simple receiver
rx code snipet
#include "NRF2401P.h" *int main(){ * * long long addr1=0xAB00CD; // setup address - any 5 byte number - same as TX * int channel =0x12; // [0-126] setup channel, must be same as TX * bool txOK; * char msg[32]; * char ackData[32]; * char len; * * // Setup * NRF2401P nrf1(PTD6,PTD7, PTD5,PTD4, PTC12); //mosi, miso, sclk, csn, ce) * nrf1.quickRxSetup(channel, addr1); // sets nrf24l01+ as receiver, using pipe 1 * * // set ack data * sprintf(ackData,"Ack data"); * nrf1.acknowledgeData(ackData, strlen(ackData),1); // ack for pipe 1 * * // receive * while (! nrf1.isRxData()); // note this blocks until RX data * len= nrf1.getRxData(msg); // gets the message, len is length of msg * *}
Diff: NRF2401P.h
- Revision:
- 2:ca0a3c0bba70
- Parent:
- 1:ff53b1ac3bad
- Child:
- 3:afe8d307b5c3
--- a/NRF2401P.h Thu Jun 11 17:00:18 2015 +0000 +++ b/NRF2401P.h Thu Jun 11 23:19:52 2015 +0000 @@ -32,6 +32,8 @@ char logMsg[80]; char status; char statusS[32]; + char pipe0Add[5]; + char txAdd[5]; bool dynamic,debug; Serial *pc; @@ -56,7 +58,7 @@ bool setAddressWidth(char width); char setChannel(char chan); - char setDynamicPayload(); + void setDynamicPayload(); bool setPwrUp(); char setRadio(char speed,char power); char setRxAddress(char *address, char pipe); @@ -65,6 +67,8 @@ char setTxAddress(char *address); char setTxAddress(long long address); bool setTxMode(); + void setTxRetry(char delay, char numTries); + void start(); char * statusString(); char writeReg(char address, char *data, char width); char writeReg(char address, char data);