Diff: cc3000_spi.cpp

Revision:

57:8caf996d7b6a

Parent:

56:9ab991c1d2db

--- a/cc3000_spi.cpp	Tue May 06 22:38:34 2014 +0000
+++ b/cc3000_spi.cpp	Wed May 07 02:53:08 2014 +0000
@@ -106,6 +106,7 @@
 
 uint32_t cc3000_spi::write(uint8_t *buffer, uint16_t length) {
     uint8_t pad = 0;
+    uint32_t escapeCounter;
     // check the total length of the packet in order to figure out if padding is necessary
     if(!(length & 0x0001)) {
       pad++;
@@ -126,7 +127,12 @@
     }
 
     if (_spi_info.spi_state == eSPI_STATE_POWERUP) {
-        while (_spi_info.spi_state != eSPI_STATE_INITIALIZED);
+        escapeCounter = 100000000;
+        while (_spi_info.spi_state != eSPI_STATE_INITIALIZED) {
+            escapeCounter--;
+            if (!escapeCounter)
+                break;
+        }
     }
 
     if (_spi_info.spi_state == eSPI_STATE_INITIALIZED) {
@@ -137,7 +143,12 @@
         // device, so the state will move to IDLE and once again to not IDLE due to IRQ
         wlan_irq_disable();
 
-        while (_spi_info.spi_state != eSPI_STATE_IDLE);
+        escapeCounter = 100000000;
+        while (_spi_info.spi_state != eSPI_STATE_IDLE){
+            escapeCounter--;
+            if (!escapeCounter)
+                break;
+        }
 
         _spi_info.spi_state = eSPI_STATE_WRITE_IRQ;
         //_spi_info.pTxPacket = buffer;
@@ -150,8 +161,12 @@
     }
 
     // Wait until the transaction ends
-    while (_spi_info.spi_state != eSPI_STATE_IDLE);
-
+    escapeCounter = 100000000;
+    while (_spi_info.spi_state != eSPI_STATE_IDLE) {
+        escapeCounter--;
+        if (!escapeCounter)
+            break;
+    }
     return 0;
 }