From c71a0167b0bc5237764181dadaeb73b879b93561 Mon Sep 17 00:00:00 2001
From: Mark Fischer <fischerm@email.arizona.edu>
Date: Wed, 3 Oct 2018 21:26:50 -0700
Subject: [PATCH] Added method to return USB Error code.

---
 libraries/USBHost/src/Usb.cpp   | 4 ++++
 libraries/USBHost/src/UsbCore.h | 3 ++-
 2 files changed, 6 insertions(+), 1 deletion(-)

diff --git a/libraries/USBHost/src/Usb.cpp b/libraries/USBHost/src/Usb.cpp
index be1d800f6..3b3b8b1c6 100644
--- a/libraries/USBHost/src/Usb.cpp
+++ b/libraries/USBHost/src/Usb.cpp
@@ -49,6 +49,10 @@ void USBHost::setUsbTaskState(uint32_t state) {
     usb_task_state = state;
 }
 
+uint32_t USBHost::getUsbErrorCode(void) {
+     return (usb_error);
+}
+ 
 EpInfo* USBHost::getEpInfoEntry(uint32_t addr, uint32_t ep) {
 	UsbDeviceDefinition *p = addrPool.GetUsbDevicePtr(addr);
 
diff --git a/libraries/USBHost/src/UsbCore.h b/libraries/USBHost/src/UsbCore.h
index 6382e8dc9..f5368cec2 100644
--- a/libraries/USBHost/src/UsbCore.h
+++ b/libraries/USBHost/src/UsbCore.h
@@ -222,7 +222,8 @@ class USBHost {
         };
         uint32_t getUsbTaskState(void);
         void setUsbTaskState(uint32_t state);
-
+        uint32_t getUsbErrorCode(void);
+        
         EpInfo* getEpInfoEntry(uint32_t addr, uint32_t ep);
         uint32_t setEpInfoEntry(uint32_t addr, uint32_t epcount, EpInfo* eprecord_ptr);