\r
#include "LPC17xx.h"\r
\r
-#define usbMAX_SEND_BLOCK ( 20 / portTICK_RATE_MS )\r
+#define usbMAX_SEND_BLOCK ( 20 / portTICK_PERIOD_MS )\r
#define usbBUFFER_LEN ( 20 )\r
\r
#define INCREMENT_ECHO_BY 1\r
static unsigned char abBulkBuf[64];\r
static unsigned char abClassReqData[8];\r
\r
-static xQueueHandle xRxedChars = NULL, xCharsForTx = NULL;\r
+static QueueHandle_t xRxedChars = NULL, xCharsForTx = NULL;\r
\r
// forward declaration of interrupt handler\r
void USBIntHandler(void);\r