Martyn Gilbertson / M24512

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Diff: M24512.cpp

Revision:
3:b6d7714cd171
Parent:
0:11e6262c2981
Child:
4:336ef5db5e78
diff -r 1457e305e2b4 -r b6d7714cd171 M24512.cpp
--- a/M24512.cpp	Thu Aug 29 12:48:39 2019 +0100
+++ b/M24512.cpp	Mon Sep 16 16:30:00 2019 +0100
@@ -121,6 +121,7 @@
     /** TODO - Change this to dynamic incase page size increase! */
 	char cmd[M24512_EEPROM_PAGE_SIZE];
 	int ret = 0;
+	int8_t retry = 3;
 
 	// check for overflow
 	if ( ( addr + size) > (get_page_size() * get_page_count()) )
@@ -143,14 +144,23 @@
 		cmd[2+i] = data[i];
 	}
 
-	ret = _i2c.write(_addr | M24512_COMMAND_WRITE, (const char*)&cmd, size + 2 );
+	while (retry--)
+	{
+		ret = _i2c.write(_addr | M24512_COMMAND_WRITE, (const char*)&cmd, size + 2 );
+		if (ret != 0)
+		{
+			osDelay(100);
+		}else{
+			break;
+		}
+	}
+
 	if (ret != 0)
 	{
 		return M24512::M24512_I2C_ERROR;
 	}
 
 	return ready();
-
 }