Revision 0:659c6ffdd56c, committed 2021-12-12

Comitter:

villemejane

Date:

Sun Dec 12 12:42:12 2021 +0000

Commit message:

Library for nRF24 module communications

Changed in this revision

diff -r 000000000000 -r 659c6ffdd56c nRF24.cpp
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/nRF24.cpp	Sun Dec 12 12:42:12 2021 +0000
@@ -0,0 +1,62 @@
+/****************************************************************************/
+/*  nRF24L1 module library                                                  */
+/****************************************************************************/
+/*  LEnsE / Julien VILLEMEJANE       /   Institut d'Optique Graduate School */
+/****************************************************************************/
+/*  Library - nRF24.cpp file                                                */
+/****************************************************************************/
+/*  Tested on Nucleo-L476RG / 4th nov 2021                                  */
+/****************************************************************************/
+
+#include "nRF24.h"
+
+#define TRANSFER_SIZE   8
+
+nRF24L01P       nRF24_mod(D11, D12, D13, D10, D9, PB_8);
+// MOSI, MISO, SCK, CSN, CE, IRQ
+
+char k;
+char    dataToSend[TRANSFER_SIZE] = {0xAA, 0x01, 0x10, 0xF0,0xAA, 0x01, 0x10, 0xF0};
+char    dataReceived[TRANSFER_SIZE] = {0};
+char    rxDataCnt;
+
+
+// Fonction d'initialisation du module BT nRF24L01
+void initNRF24(){
+    nRF24_mod.powerUp();
+    wait_us(100000);
+    nRF24_mod.setAirDataRate(NRF24L01P_DATARATE_250_KBPS);
+    nRF24_mod.setRfFrequency(2400);
+    wait_us(100000);
+    debug_pc.printf( "nRF24L01+ Frequency    : %d MHz\r\n",  nRF24_mod.getRfFrequency() );
+    debug_pc.printf( "nRF24L01+ Output power : %d dBm\r\n",  nRF24_mod.getRfOutputPower() );
+    debug_pc.printf( "nRF24L01+ Data Rate    : %d kbps\r\n", nRF24_mod.getAirDataRate() );
+    debug_pc.printf( "Transfers are grouped into %d characters\r\n", TRANSFER_SIZE );
+    nRF24_mod.setTransferSize( TRANSFER_SIZE );
+    nRF24_mod.setReceiveMode();
+    nRF24_mod.enable();
+}
+
+// Fonction de test du module BT nRF24L01
+void testNRF24(void){
+    /* Lecture donnée depuis nRF24 */
+    if ( nRF24_mod.readable() ) {
+
+        // ...read the data into the receive buffer
+        rxDataCnt = nRF24_mod.read( NRF24L01P_PIPE_P0, dataReceived, TRANSFER_SIZE);
+
+        // Display the receive buffer contents via the host serial link
+        debug_pc.printf("\tD = ");
+        for ( int i = 0; i < rxDataCnt; i++ ) {
+            debug_pc.printf(" %x \t", dataReceived[i]);
+        }
+        debug_pc.printf("\r\n");
+    }   
+    /* Transmission donnée depuis nRF24 */
+    if(bp_int == 0){
+        nRF24_mod.setRfFrequency(2400);
+        nRF24_mod.write( NRF24L01P_PIPE_P0, dataToSend, TRANSFER_SIZE );
+        debug_pc.printf( "SENDED\r\n");
+        wait_us(100000);
+    }
+}
\ No newline at end of file

diff -r 000000000000 -r 659c6ffdd56c nRF24.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/nRF24.h	Sun Dec 12 12:42:12 2021 +0000
@@ -0,0 +1,37 @@
+/****************************************************************************/
+/*  nRF24L1 module library                                                  */
+/****************************************************************************/
+/*  LEnsE / Julien VILLEMEJANE       /   Institut d'Optique Graduate School */
+/****************************************************************************/
+/*  Library - nRF24.h file                                                  */
+/****************************************************************************/
+/*  Tested on Nucleo-L476RG / 4th nov 2021                                  */
+/****************************************************************************/
+
+#ifndef     NRF24_H_INCLUDED
+#define     NRF24_H_INCLUDED
+
+#include    "mbed.h"
+#include    "MOD24_NRF.h"
+#define     TRANSFER_SIZE   8
+
+/* Entrées - Sorties */
+extern      nRF24L01P       nRF24_mod;
+// Debugage
+extern      Serial      debug_pc;
+extern      InterruptIn bp_int;
+
+// Transmission nrF24
+extern  char    k;
+extern  char    dataToSend[TRANSFER_SIZE];
+extern  char    dataReceived[TRANSFER_SIZE];
+extern  char    rxDataCnt;
+
+// Fonction d'initialisation du module BT nRF24L01
+void initNRF24();
+// Fonction de test du module BT nRF24L01
+void testNRF24(void);
+
+
+
+#endif
\ No newline at end of file