diff --git a/cube/depth-select.ioc b/cube/depth-select.ioc
new file mode 100644
--- /dev/null
+++ b/cube/depth-select.ioc
@@ -0,0 +1,132 @@
+#MicroXplorer Configuration settings - do not modify
+#Thu Aug 06 13:43:49 EDT 2015
+Dma.Request0=USART1_RX
+Dma.Request1=USART1_TX
+Dma.RequestsNb=2
+Dma.USART1_RX.0.Direction=DMA_PERIPH_TO_MEMORY
+Dma.USART1_RX.0.Instance=DMA1_Channel3
+Dma.USART1_RX.0.MemDataAlignment=DMA_MDATAALIGN_BYTE
+Dma.USART1_RX.0.MemInc=DMA_MINC_ENABLE
+Dma.USART1_RX.0.Mode=DMA_NORMAL
+Dma.USART1_RX.0.PeriphDataAlignment=DMA_PDATAALIGN_BYTE
+Dma.USART1_RX.0.PeriphInc=DMA_PINC_DISABLE
+Dma.USART1_RX.0.Priority=DMA_PRIORITY_LOW
+Dma.USART1_RX.0.RequestParameters=Instance,Direction,PeriphInc,MemInc,PeriphDataAlignment,MemDataAlignment,Mode,Priority
+Dma.USART1_TX.1.Direction=DMA_MEMORY_TO_PERIPH
+Dma.USART1_TX.1.Instance=DMA1_Channel2
+Dma.USART1_TX.1.MemDataAlignment=DMA_MDATAALIGN_BYTE
+Dma.USART1_TX.1.MemInc=DMA_MINC_ENABLE
+Dma.USART1_TX.1.Mode=DMA_NORMAL
+Dma.USART1_TX.1.PeriphDataAlignment=DMA_PDATAALIGN_BYTE
+Dma.USART1_TX.1.PeriphInc=DMA_PINC_DISABLE
+Dma.USART1_TX.1.Priority=DMA_PRIORITY_LOW
+Dma.USART1_TX.1.RequestParameters=Instance,Direction,PeriphInc,MemInc,PeriphDataAlignment,MemDataAlignment,Mode,Priority
+File.Version=5
+KeepUserPlacement=true
+Mcu.Family=STM32F0
+Mcu.IP0=DMA
+Mcu.IP1=NVIC
+Mcu.IP2=RCC
+Mcu.IP3=SYS
+Mcu.IP4=USART1
+Mcu.IP5=WWDG
+Mcu.IPNb=6
+Mcu.Name=STM32F031G(4-6)Ux
+Mcu.Package=UFQFPN28
+Mcu.Pin0=PF0-OSC_IN
+Mcu.Pin1=PF1-OSC_OUT
+Mcu.Pin10=PB1
+Mcu.Pin11=PA8
+Mcu.Pin12=PA13
+Mcu.Pin13=PA14
+Mcu.Pin14=PB5
+Mcu.Pin15=PB6
+Mcu.Pin16=PB7
+Mcu.Pin17=VP_WWDG_VS_WWDG
+Mcu.Pin2=PA0
+Mcu.Pin3=PA1
+Mcu.Pin4=PA2
+Mcu.Pin5=PA3
+Mcu.Pin6=PA5
+Mcu.Pin7=PA6
+Mcu.Pin8=PA7
+Mcu.Pin9=PB0
+Mcu.PinsNb=18
+Mcu.UserName=STM32F031G6Ux
+MxCube.Version=4.7.1
+MxDb.Version=DB.4.0.71
+NVIC.DMA1_Channel2_3_IRQn=true\:0\:0\:false
+NVIC.SysTick_IRQn=true\:0\:0\:false
+PA0.Locked=true
+PA0.Signal=GPIO_Output
+PA1.Locked=true
+PA1.Signal=GPIO_Output
+PA13.Mode=Serial-WireDebug
+PA13.Signal=SYS_SWDIO
+PA14.Locked=true
+PA14.Mode=Serial-WireDebug
+PA14.Signal=SYS_SWCLK
+PA2.Locked=true
+PA2.Mode=Asynchronous
+PA2.Signal=USART1_TX
+PA3.Locked=true
+PA3.Mode=Asynchronous
+PA3.Signal=USART1_RX
+PA5.Locked=true
+PA5.Signal=GPIO_Output
+PA6.Locked=true
+PA6.Signal=GPIO_Output
+PA7.Locked=true
+PA7.Signal=GPIO_Output
+PA8.Mode=Clock-out
+PA8.Signal=RCC_MCO
+PB0.Locked=true
+PB0.Signal=GPIO_Output
+PB1.Locked=true
+PB1.Signal=GPIO_Output
+PB5.Locked=true
+PB5.Signal=GPIO_Output
+PB6.Locked=true
+PB6.Signal=GPIO_Output
+PB7.Locked=true
+PB7.Signal=GPIO_Output
+PCC.Checker=false
+PCC.Family=STM32F0
+PCC.MCU=STM32F031G(4-6)Ux
+PCC.MXVersion=4.7.1
+PCC.PartNumber=STM32F031G6Ux
+PCC.Seq0=0
+PCC.SubFamily=STM32F0x1
+PCC.Temperature=25
+PCC.Vdd=3.6
+PF0-OSC_IN.Mode=HSE-External-Oscillator
+PF0-OSC_IN.Signal=RCC_OSC_IN
+PF1-OSC_OUT.Mode=HSE-External-Oscillator
+PF1-OSC_OUT.Signal=RCC_OSC_OUT
+RCC.AHBFreq_Value=48000000
+RCC.APB1Freq_Value=48000000
+RCC.APB1TimFreq_Value=48000000
+RCC.FCLKCortexFreq_Value=48000000
+RCC.FamilyName=M
+RCC.HCLKFreq_Value=48000000
+RCC.HSIState=RCC_HSI_ON
+RCC.I2SFreq_Value=48000000
+RCC.IPParameters=HSIState,VCOOutput2Freq_Value,PLLMUL,FamilyName,PLLMCOFreq_Value,APB1TimFreq_Value,HCLKFreq_Value,I2SFreq_Value,FCLKCortexFreq_Value,AHBFreq_Value,PLLSourceVirtual,TimSysFreq_Value,USART1Freq_Value,SYSCLKFreq_VALUE,SYSCLKSource,MCOFreq_Value,APB1Freq_Value,PLLCLKFreq_Value
+RCC.MCOFreq_Value=48000000
+RCC.PLLCLKFreq_Value=48000000
+RCC.PLLMCOFreq_Value=48000000
+RCC.PLLMUL=RCC_PLL_MUL6
+RCC.PLLSourceVirtual=RCC_PLLSOURCE_HSE
+RCC.SYSCLKFreq_VALUE=48000000
+RCC.SYSCLKSource=RCC_SYSCLKSOURCE_PLLCLK
+RCC.TimSysFreq_Value=6000000
+RCC.USART1Freq_Value=48000000
+RCC.VCOOutput2Freq_Value=8000000
+USART1.BaudRate=115200
+USART1.IPParameters=BaudRate
+VP_WWDG_VS_WWDG.Mode=WWDG_Activate
+VP_WWDG_VS_WWDG.Signal=WWDG_VS_WWDG
+WWDG.Counter=0x7F
+WWDG.IPParameters=Window,Counter,Prescaler
+WWDG.Prescaler=WWDG_PRESCALER_8
+WWDG.Window=0x7F