From 9c36abdb3a6524db612f609e10e3193299919165 Mon Sep 17 00:00:00 2001
From: probonopd <probonopd@users.noreply.github.com>
Date: Sat, 29 Jun 2024 17:20:30 +0200
Subject: [PATCH] Try USBGadgetPin

---
 src/config.cpp | 11 +++++++++++
 1 file changed, 11 insertions(+)

diff --git a/src/config.cpp b/src/config.cpp
index d456c58..ca08310 100644
--- a/src/config.cpp
+++ b/src/config.cpp
@@ -22,6 +22,7 @@
 //
 #include "config.h"
 #include "../Synth_Dexed/src/dexed.h"
+#include <circle/gpiopin.h>
 
 CConfig::CConfig (FATFS *pFileSystem)
 :	m_Properties ("minidexed.ini", pFileSystem)
@@ -36,6 +37,16 @@ void CConfig::Load (void)
 {
 	m_Properties.Load ();
 	
+	m_bUSBGadgetMode = m_Properties.GetNumber ("USBGadget", 0) != 0;
+	unsigned usbGadgetPinNumber = m_Properties.GetNumber ("USBGadgetPin", 26); // Default to GPIO pin 26 if not specified
+	CGPIOPin usbGadgetPin(usbGadgetPinNumber);
+	usbGadgetPin.Input();
+	usbGadgetPin.PullUp();  // Enable the internal pull-up resistor
+	if (usbGadgetPin.Read() == 0)  // If the pin is pulled down
+	{
+		m_bUSBGadgetMode = true;
+	}
+
 	m_bUSBGadgetMode = m_Properties.GetNumber ("USBGadget", 0) != 0;
 
 	m_SoundDevice = m_Properties.GetString ("SoundDevice", "pwm");