diff --git a/sam/src/SckAux.cpp b/sam/src/SckAux.cpp
index 9aecd0c..5fd0589 100644
--- a/sam/src/SckAux.cpp
+++ b/sam/src/SckAux.cpp
@@ -853,7 +853,7 @@ bool Groove_OLED::start()
 {
 	if (!I2Cdetect(&auxWire, deviceAddress)) return false;
 
-	u8g2_oled.setBusClock(1000000); 	// 1000000 -> 68 ms for a full buffer redraw
+	u8g2_oled.setBusClock(100000);
 	u8g2_oled.begin();
 	u8g2_oled.drawXBM( 16, 16, 96, 96, scLogo);
 	u8g2_oled.sendBuffer();
diff --git a/sam/src/SckBase.cpp b/sam/src/SckBase.cpp
index a1c31d7..11eb51e 100644
--- a/sam/src/SckBase.cpp
+++ b/sam/src/SckBase.cpp
@@ -498,7 +498,7 @@ void SckBase::enterSetup()
 void SckBase::inputUpdate()
 {
 
-	if (SerialUSB.available()) {
+	while (SerialUSB.available()) {
 
 		char buff = SerialUSB.read();
 		uint16_t blen = serialBuff.length();