VR : Common

• Benchmark performance


• Contact information for inquiries regarding Linux


• What is "RFU"


• Initialization


• Shutdown

VR : Evaluation Board

• RockHopper

VR : Differences of device

• VR Series (general)


• Differences between the VR4131 and the VR4122


• Differences between the VR4300 and VR4310

VR : VR4111..( uPD30111 ; planed to discontinue)

• Software interrupt settings

VR : VR4121..( uPD30121 )

• Memory burst mode settings


• RTS control


• Settings for using HSPM clock output


• DMA transfer mode


• Compiler


• Clock


• Reset


• Power modes


• Hazards

VR : VR4122..( uPD30122 )

• Power modes


• OS for VR4122


• LCD controller


• Memory, PCI support


• WAIT control


• External ROM


• Clock


• Reset


• Hazards

VR : VR4131..( uPD30131 )

• Address mapping


• Memory access


• Clock


• Reset


• Power modes


• Hazards


• Communications control


• PCI bus interface

VR : VR4133..( uPD30133 )

• Supported OS

VR : VR4181, VR4181A..( uPD30181, uPD30181A )

• Memory access


• A/D converter and D/A converter


• Touch panel interface


• USB controller


• Address mapping


• ISA bridge


• Clock


• Power modes


• Hazards


• Clock oscillator


• PC card controller

VR : VR4300..( uPD30200 )

• Interrupt


• Agent


• Hazards

VR : VR4310..( uPD30210 )

• Clock multiplication


• Hazards

VR : VR5000/A..( uPD30500/A )

• Startup


• Exception processing at startup


• RTOS


• Secondary cache


• Block write


• Memory address

VR : VR5432..( uPD30541 )

• OS

VR : VR10000,VR12000,VR12000A..( uPD30700, 30710, 30710A) (VR10000 was discontinued)

• JTAG interface

VR : VRC4173..( uPD31173 ; companion chip for VR4100 )

• USB controller


• PCI pull-up connection

VR : VRC5477.. (uPD31577; companion chip for VR5432, 5500)

• USB controller

VR : RX4000

• System calls


• UserPool


• FPU instruction