Zoltan Hudak / RF24

Port of Maniacbug's Arduino RF24 library to mbed.

Dependents:   STM32F407VET6_nRF24L01_Master STM32F407VET6_nRF24L01_Slave Main_ntp_sd_nrf IRC_MASTER

Files at this revision

API Documentation at this revision

Revision 1:d96c2056bf37, committed 2019-01-25

Comitter:
hudakz
Date:
Fri Jan 25 14:01:33 2019 +0000
Parent:
0:2007da485383
Commit message:
Modified begin()

Changed in this revision

RF24.cpp Show annotated file Show diff for this revision Revisions of this file
RF24.h Show annotated file Show diff for this revision Revisions of this file 
--- a/RF24.cpp	Wed Jan 23 17:34:34 2019 +0000
+++ b/RF24.cpp	Fri Jan 25 14:01:33 2019 +0000
@@ -400,7 +400,7 @@
 //
 
 /*$on*/
-void RF24::begin (void)
+bool RF24::begin (void)
 {
     // Initialize pins
     // pinMode(ce_pin,OUTPUT);
@@ -425,6 +425,11 @@
     // sizes must never be used. See documentation for a more complete explanation.
     write_register(SETUP_RETR, (4 << ARD) | (15 << ARC));
 
+    // Test whether setPALevel works.
+    setPALevel(RF24_PA_MIN);
+    if (getPALevel() != RF24_PA_MIN)
+        return false;   // Something went wrog. Check whether nRF24L01 is connected.
+
     // Restore our default PA level
     setPALevel(RF24_PA_MAX);
 
@@ -462,6 +467,8 @@
 
     // set EN_RXADDRR to 0 to prevent pipe 0 and pipe 1 from receiving
     write_register(EN_RXADDR, 0);
+    
+    return true;
 }
 
 /**
@@ -1233,3 +1240,4 @@
     else
         return b;
 }
+

--- a/RF24.h	Wed Jan 23 17:34:34 2019 +0000
+++ b/RF24.h	Fri Jan 25 14:01:33 2019 +0000
@@ -355,8 +355,10 @@
    * Begin operation of the chip
    *
    * Call this in setup(), before calling any other methods.
+   *
+   * @return True on success. False otherwise.
    */
-  void begin(void);
+  bool begin(void);
   
     /**
    * Retrieve the current status of the chip