ADK read now returns a byte, not uint32_t.

USBHost_t36.h

 	Pipe_t *rxpipe;
 	Pipe_t *txpipe;
 	enum { MAX_PACKET_SIZE = 512 };
-	enum { RX_QUEUE_SIZE = 160 }; // must be more than MAX_PACKET_SIZE/4
+	enum { RX_QUEUE_SIZE = 1024 }; // must be more than MAX_PACKET_SIZE
 	uint32_t rx_buffer[MAX_PACKET_SIZE/4];
 	uint32_t tx_buffer[MAX_PACKET_SIZE/4];
 	uint16_t rx_size;
 	uint16_t tx_size;
-	uint32_t rx_queue[RX_QUEUE_SIZE];
+	uint8_t rx_queue[RX_QUEUE_SIZE];
 	bool rx_packet_queued;
 	uint16_t rx_head;
 	uint16_t rx_tail;

adk.cpp

 
 void ADK::control(const Transfer_t *transfer)
 {
-	println("Control callback state=%i",state);
+	println("Control callback state=",state);
 	
 	switch (state)
 	{
 	uint32_t head = rx_head;
 	uint32_t tail = rx_tail;
 	
-	for (uint32_t i=0; i < ceil(len/4); i++) 
+	for (uint32_t i=0; i < len; i++) 
 	{
 		uint32_t msg = rx_buffer[i];
-		if (msg) {
+		if (msg) 
+		{
 			if (++head >= RX_QUEUE_SIZE) 
 				head = 0;
 			rx_queue[head] = msg;
+			
+			if (++head >= RX_QUEUE_SIZE) 
+				head = 0;
+			rx_queue[head] = msg >> 8;
+			
+			if (++head >= RX_QUEUE_SIZE) 
+				head = 0;
+			rx_queue[head] = msg >> 16;
+			
+			if (++head >= RX_QUEUE_SIZE) 
+				head = 0;
+			rx_queue[head] = msg >> 24;
 		}
 	}
 	rx_head = head;
 	
 	println("rx_size = ", rx_size);
 	println("avail = ", avail);
-	if (avail >= (uint32_t)(rx_size>>2)) {
+	if (avail >= rx_size) 
+	{
 		// enough space to accept another full packet
 		println("queue another receive packet");
 		queue_Data_Transfer(rxpipe, rx_buffer, rx_size, this);