diff --git a/configs/micropendous3/README.txt b/configs/micropendous3/README.txt
index 89041a90ff..76b1dc1d9b 100644
--- a/configs/micropendous3/README.txt
+++ b/configs/micropendous3/README.txt
@@ -321,23 +321,23 @@ Micropendous3 Configuration Options
 	  CONFIG_AVR_TIMER2=n
 	  CONFIG_AVR_TIMER3=n
 	  CONFIG_AVR_SPI=n
-	  CONFIG_AVR_UART1=y
+	  CONFIG_AVR_USART1=y
 	  CONFIG_AVR_ANACOMP=n
 	  CONFIG_AVR_ADC=n
 	  CONFIG_AVR_TWI=n
 
   AT90USB specific device driver settings
 
-	CONFIG_UARTn_SERIAL_CONSOLE - selects the UARTn for the
-	   console and ttys0 (default is the UART0).
-	CONFIG_UARTn_RXBUFSIZE - Characters are buffered as received.
+	CONFIG_USARTn_SERIAL_CONSOLE - selects the USARTn for the
+	   console and ttys0 (default is no serial console).
+	CONFIG_USARTn_RXBUFSIZE - Characters are buffered as received.
 	   This specific the size of the receive buffer
-	CONFIG_UARTn_TXBUFSIZE - Characters are buffered before
+	CONFIG_USARTn_TXBUFSIZE - Characters are buffered before
 	   being sent.  This specific the size of the transmit buffer
-	CONFIG_UARTn_BAUD - The configure BAUD of the UART.  Must be
-	CONFIG_UARTn_BITS - The number of bits.  Must be either 7 or 8.
-	CONFIG_UARTn_PARTIY - 0=no parity, 1=odd parity, 2=even parity
-	CONFIG_UARTn_2STOP - Two stop bits
+	CONFIG_USARTn_BAUD - The configure BAUD of the USART.  Must be
+	CONFIG_USARTn_BITS - The number of bits.  Must be either 7 or 8.
+	CONFIG_USARTn_PARTIY - 0=no parity, 1=odd parity, 2=even parity
+	CONFIG_USARTn_2STOP - Two stop bits
 
 Configurations
 ^^^^^^^^^^^^^^
diff --git a/configs/micropendous3/include/board.h b/configs/micropendous3/include/board.h
index 5865139d23..9af841c9d9 100755
--- a/configs/micropendous3/include/board.h
+++ b/configs/micropendous3/include/board.h
@@ -50,6 +50,8 @@
 
 /* Clocking *****************************************************************/
 
+#define BOARD_CPU_CLOCK        8000000 /* 8MHz */
+
 /* LED definitions **********************************************************/
 
 #define LED_STARTED            0
diff --git a/configs/micropendous3/ostest/defconfig b/configs/micropendous3/ostest/defconfig
index 17d1335505..ffd9852d49 100644
--- a/configs/micropendous3/ostest/defconfig
+++ b/configs/micropendous3/ostest/defconfig
@@ -52,6 +52,9 @@
 # CONFIG_DRAM_SIZE - Describes the installed DRAM.
 # CONFIG_DRAM_START - The start address of DRAM (physical)
 # CONFIG_DRAM_END - Last address+1 of installed RAM
+# CONFIG_ARCH_NOINTC - define if the architecture does not
+#   support an interrupt controller or otherwise cannot support
+#   APIs like up_enable_irq() and up_disable_irq().
 # CONFIG_ARCH_IRQPRIO - The AT90USB supports interrupt prioritization
 # CONFIG_ARCH_INTERRUPTSTACK - This architecture supports an interrupt
 #   stack. If defined, this symbol is the size of the interrupt
@@ -80,6 +83,7 @@ CONFIG_BOARD_LOOPSPERMSEC=8079
 CONFIG_DRAM_SIZE=(4*1024)
 CONFIG_DRAM_START=0x800000
 CONFIG_DRAM_END=(CONFIG_DRAM_START+CONFIG_DRAM_SIZE)
+CONFIG_ARCH_NOINTC=y
 CONFIG_ARCH_IRQPRIO=n
 CONFIG_ARCH_INTERRUPTSTACK=n
 CONFIG_ARCH_STACKDUMP=y
@@ -116,7 +120,7 @@ CONFIG_AVR_TIMER1=n
 CONFIG_AVR_TIMER2=n
 CONFIG_AVR_TIMER3=n
 CONFIG_AVR_SPI=n
-CONFIG_AVR_UART1=y
+CONFIG_AVR_USART1=y
 CONFIG_AVR_ANACOMP=n
 CONFIG_AVR_ADC=n
 CONFIG_AVR_TWI=n
@@ -124,24 +128,24 @@ CONFIG_AVR_TWI=n
 #
 # AT90USB specific serial device driver settings
 #
-# CONFIG_UARTn_SERIAL_CONSOLE - selects the UARTn for the
-#   console and ttys0 (default is the UART1).
-# CONFIG_UARTn_RXBUFSIZE - Characters are buffered as received.
+# CONFIG_USARTn_SERIAL_CONSOLE - selects the USARTn for the
+#   console and ttys0 (default is the USART1).
+# CONFIG_USARTn_RXBUFSIZE - Characters are buffered as received.
 #   This specific the size of the receive buffer
-# CONFIG_UARTn_TXBUFSIZE - Characters are buffered before
+# CONFIG_USARTn_TXBUFSIZE - Characters are buffered before
 #   being sent.  This specific the size of the transmit buffer
-# CONFIG_UARTn_BAUD - The configure BAUD of the UART.  Must be
-# CONFIG_UARTn_BITS - The number of bits.  Must be either 7 or 8.
-# CONFIG_UARTn_PARTIY - 0=no parity, 1=odd parity, 2=even parity
-# CONFIG_UARTn_2STOP - Two stop bits
+# CONFIG_USARTn_BAUD - The configure BAUD of the USART.  Must be
+# CONFIG_USARTn_BITS - The number of bits.  Must be either 7 or 8.
+# CONFIG_USARTn_PARTIY - 0=no parity, 1=odd parity, 2=even parity
+# CONFIG_USARTn_2STOP - Two stop bits
 #
-CONFIG_UART1_SERIAL_CONSOLE=y
-CONFIG_UART1_TXBUFSIZE=256
-CONFIG_UART1_RXBUFSIZE=256
-CONFIG_UART1_BAUD=115200
-CONFIG_UART1_BITS=8
-CONFIG_UART1_PARITY=0
-CONFIG_UART1_2STOP=0
+CONFIG_USART1_SERIAL_CONSOLE=y
+CONFIG_USART1_TXBUFSIZE=256
+CONFIG_USART1_RXBUFSIZE=256
+CONFIG_USART1_BAUD=115200
+CONFIG_USART1_BITS=8
+CONFIG_USART1_PARITY=0
+CONFIG_USART1_2STOP=0
 
 #
 # General build options
diff --git a/configs/micropendous3/src/up_boot.c b/configs/micropendous3/src/up_boot.c
index c6e261a452..6c9a879a8f 100755
--- a/configs/micropendous3/src/up_boot.c
+++ b/configs/micropendous3/src/up_boot.c
@@ -63,7 +63,7 @@
  ************************************************************************************/
 
 /************************************************************************************
- * Name: at90usb_boardinitialize
+ * Name: up_boardinitialize
  *
  * Description:
  *   All AT90USB architectures must provide the following entry point.  This entry
@@ -72,7 +72,7 @@
  *
  ************************************************************************************/
 
-void at90usb_boardinitialize(void)
+void up_boardinitialize(void)
 {
   /* Configure SSP chip selects if 1) at least one SSP is enabled, and 2) the weak
    * function at90usb_spiinitialize() has been brought into the link.