diff --git a/src/BAGpio.h b/src/BAGpio.h
index b038c3d..aae92f2 100644
--- a/src/BAGpio.h
+++ b/src/BAGpio.h
@@ -38,6 +38,10 @@ public:
 	/// Construct a GPIO object for controlling the various GPIO and user pins
 	BAGpio();
 	virtual ~BAGpio();
+	
+	/// resets the configuration of the GPIO pins. Call this after to call the
+	/// hardware config macro. E.g. TGA_PRO_REVB();
+	void begin();
 
 	/// Set the direction of the specified GPIO pin.
 	/// @param gpioId Specify a GPIO pin such as GPIO::GPIO0
diff --git a/src/peripherals/BAGpio.cpp b/src/peripherals/BAGpio.cpp
index 6f15e0e..8e30809 100644
--- a/src/peripherals/BAGpio.cpp
+++ b/src/peripherals/BAGpio.cpp
@@ -24,6 +24,15 @@
 namespace BALibrary {
 
 BAGpio::BAGpio()
+{
+    begin();
+}
+
+BAGpio::~BAGpio()
+{
+}
+
+void BAGpio::begin()
 {
 	// Set all GPIOs to input
 	pinMode(GPIO0, INPUT);
@@ -40,11 +49,6 @@ BAGpio::BAGpio()
 	// Set the LED to ouput
 	pinMode(USR_LED_ID, OUTPUT);
 	clearLed(); // turn off the LED
-
-}
-
-BAGpio::~BAGpio()
-{
 }
 
 void BAGpio::setGPIODirection(GPIO gpioId, int direction)
diff --git a/src/peripherals/BASpiMemory.cpp b/src/peripherals/BASpiMemory.cpp
index 1c9e702..290a5b6 100644
--- a/src/peripherals/BASpiMemory.cpp
+++ b/src/peripherals/BASpiMemory.cpp
@@ -364,52 +364,15 @@ void BASpiMemory::m_rawRead16(size_t address, uint16_t *dest, size_t numWords)
 BASpiMemoryDMA::BASpiMemoryDMA(SpiDeviceId memDeviceId)
 : BASpiMemory(memDeviceId)
 {
-	int cs;
-	switch (memDeviceId) {
-	case SpiDeviceId::SPI_DEVICE0 :
-		cs = SPI0_CS_PIN;
-		m_cs = new ActiveLowChipSelect(cs, m_settings);
-		break;
-#if defined(__MK66FX1M0__)
-	case SpiDeviceId::SPI_DEVICE1 :
-		cs = SPI1_CS_PIN;
-		m_cs = new ActiveLowChipSelect1(cs, m_settings);
-		break;
-#endif
-	default :
-		cs = SPI0_CS_PIN;
-	}
-
-	// add 4 bytes to buffer for SPI CMD and 3 bytes of address
-	m_txCommandBuffer = new uint8_t[CMD_ADDRESS_SIZE];
-	m_rxCommandBuffer = new uint8_t[CMD_ADDRESS_SIZE];
-	m_txTransfer = new DmaSpi::Transfer[2];
-	m_rxTransfer = new DmaSpi::Transfer[2];
+	m_memDeviceId = memDeviceId;
+	m_settings = {20000000, MSBFIRST, SPI_MODE0};
 }
 
 BASpiMemoryDMA::BASpiMemoryDMA(SpiDeviceId memDeviceId, uint32_t speedHz)
 : BASpiMemory(memDeviceId, speedHz)
 {
-	int cs;
-	switch (memDeviceId) {
-	case SpiDeviceId::SPI_DEVICE0 :
-		cs = SPI0_CS_PIN;
-		m_cs = new ActiveLowChipSelect(cs, m_settings);
-		break;
-#if defined(__MK66FX1M0__)
-	case SpiDeviceId::SPI_DEVICE1 :
-		cs = SPI1_CS_PIN;
-		m_cs = new ActiveLowChipSelect1(cs, m_settings);
-		break;
-#endif
-	default :
-		cs = SPI0_CS_PIN;
-	}
-
-	m_txCommandBuffer = new uint8_t[CMD_ADDRESS_SIZE];
-	m_rxCommandBuffer = new uint8_t[CMD_ADDRESS_SIZE];
-	m_txTransfer = new DmaSpi::Transfer[2];
-	m_rxTransfer = new DmaSpi::Transfer[2];
+	m_memDeviceId = memDeviceId;
+	m_settings = {20000000, MSBFIRST, SPI_MODE0};
 }
 
 BASpiMemoryDMA::~BASpiMemoryDMA()
@@ -431,6 +394,29 @@ void BASpiMemoryDMA::m_setSpiCmdAddr(int command, size_t address, uint8_t *dest)
 
 void BASpiMemoryDMA::begin(void)
 {
+	int cs;
+	switch (m_memDeviceId) {
+	case SpiDeviceId::SPI_DEVICE0 :
+		cs = SPI0_CS_PIN;
+		m_cs = new ActiveLowChipSelect(cs, m_settings);
+		break;
+#if defined(__MK66FX1M0__)
+	case SpiDeviceId::SPI_DEVICE1 :
+		cs = SPI1_CS_PIN;
+		m_cs = new ActiveLowChipSelect1(cs, m_settings);
+		break;
+#endif
+	default :
+		cs = SPI0_CS_PIN;
+	}
+
+	// add 4 bytes to buffer for SPI CMD and 3 bytes of address
+	m_txCommandBuffer = new uint8_t[CMD_ADDRESS_SIZE];
+	m_rxCommandBuffer = new uint8_t[CMD_ADDRESS_SIZE];
+	m_txTransfer = new DmaSpi::Transfer[2];
+	m_rxTransfer = new DmaSpi::Transfer[2];
+	
+	
 	switch (m_memDeviceId) {
 	case SpiDeviceId::SPI_DEVICE0 :
 		m_csPin = SPI0_CS_PIN;