support for auto ACK and retransmissions added

Dependents:   JNP3_IOT_6_RADIO_ECHO_FIXED nRF24L01P_NET_GW nRF24L01P_NET_SENSOR Kubus ... more

Fork of nRF24L01P by Owen Edwards

Revision:
2:3012f09dfcc2
Parent:
1:781a7eef8610
Child:
3:3f6bf32d36c2
Child:
4:d1c0020f1c87
--- a/nRF24L01P.cpp	Tue Nov 15 15:47:58 2016 +0000
+++ b/nRF24L01P.cpp	Wed Jan 04 10:58:27 2017 +0000
@@ -190,8 +190,22 @@
     wait_us(_NRF24L01P_TIMING_Tundef2pd_us);    // Wait for Power-on reset
 
     setRegister(_NRF24L01P_REG_CONFIG, 0); // Power Down
+    
+    // Wait until the nRF24L01+ powers down
+    wait_us( _NRF24L01P_TIMING_Tpd2stby_us );    // This *may* not be necessary (no timing is shown in the Datasheet), but just to be safe
 
     setRegister(_NRF24L01P_REG_STATUS, _NRF24L01P_STATUS_MAX_RT|_NRF24L01P_STATUS_TX_DS|_NRF24L01P_STATUS_RX_DR);   // Clear any pending interrupts
+    
+    //flush FIFO
+    nCS_ = 0;
+    spi_.write(_NRF24L01P_SPI_CMD_FLUSH_TX);
+    nCS_ = 1;
+    wait_us( _NRF24L01P_TIMING_Tpece2csn_us );
+    nCS_ = 0;
+    spi_.write(_NRF24L01P_SPI_CMD_FLUSH_RX);
+    nCS_ = 1;
+    wait_us( _NRF24L01P_TIMING_Tpece2csn_us );
+
 
     //
     // Setup default configuration