Added isChipConnected(). (#291)

Fix for #272
nRF24 · May 3, 2017 · 6341dd0 · 6341dd0
1 parent 7eb704a
commit 6341dd0
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diff --git a/RF24.cpp b/RF24.cpp
@@ -695,6 +695,19 @@ bool RF24::begin(void)
 
 /****************************************************************************/
 
+bool RF24::isChipConnected()
+{
+  uint8_t setup = read_register(SETUP_AW);
+  if(setup >= 1 && setup <= 3)
+  {
+    return true;
+  }
+
+  return false;
+}
+
+/****************************************************************************/
+
 void RF24::startListening(void)
 {
  #if !defined (RF24_TINY) && ! defined(LITTLEWIRE)

diff --git a/RF24.h b/RF24.h
@@ -136,6 +136,11 @@ class RF24
    */
   bool begin(void);
 
+  /**
+   * Checks if the chip is connected to the SPI bus
+   */
+  bool isChipConnected();
+
   /**
    * Start listening on the pipes opened for reading.
    *