Online Development Notebook New Products Order USBmicro Products Product Design Contacting USBmicro U401 USB Interface U401 Specs U401 Pinouts U401 Capabilities U421 USB Interface U421 Specs U421 Pinouts U421 Capabilities Installation Programming Overview Troubleshooting USBm DLL Programming General VB Example General C# Info MSVC++ Example Delphi Interfacing LabVIEW Interfacing DLL Commands About ClearRecentError CloseDevice Copyright DebugString DeviceDID DeviceFirmwareVer DeviceMfr DevicePID DeviceProd DeviceSer DeviceValid DeviceVID FindDevices NumberOfDevices ReadDevice RecentError SetReadTimeout Version WriteDevice Device Commands InitPorts WriteA WriteB WriteABit WriteBBit ReadA ReadB SetBit ResetBit DirectionA DirectionB StrobeWrite StrobeWrite2 StrobeRead StrobeRead2 StrobeWrites StrobeReads InitLCD LCDCmd LCDData InitSPI SPIMaster SPISlaveWrite SPISlaveRead Stepper Reset1Wire Write1Wire Read1Wire Write1WireBit Read1WireBit Raw Device Programming General VB Example General Linux Info General Mac OSX Info Raw Command Summary 00 - InitPortsCmd 01 - WriteACmd 02 - WriteBCmd 03 - WriteABitCmd 04 - WriteBBitCmd 05 - ReadACmd 06 - ReadBCmd 07 - SetBitCmd 08 - ResetBitCmd 09 - DirectionACmd 0A - DirectionBCmd 0B - StrobeWriteCmd 0C - StrobeReadCmd 0D - StrobeWritesCmd 0E - StrobeReadsCmd 10 - InitLCDCmd 11 - LCDCmdCmd 12 - LCDDataCmd 14 - InitSPICmd 15 - SPIMasterCmd 16 - SPISlaveWriteCmd 17 - SPISlaveReadCmd 1C - StepperCmd 1D - Reset1WireCmd 1E - Write1WireCmd 1F - Read1WireCmd Download Files U4x1 Application Notes App0: Cmd Test App0: VB USBm.dll App1: Output App2: Input App3: LCD HD-44780 LCD Info App4: SPI Output App5: SimmSticks App6: Digio Digio Tutorial App7: Stepper Motor Control App8: SPI ADC SPI Devices App9: 1-Wire (MicroLAN) DS18S20 Sensor AppX: OSX Interface App11: Home Domination Amp It Up! Temp Sensors App12: Large LED Display App13: Angle Sensor FAQ Misc Applications / Information 1: Hot-Air Pencil 2: Atmel AVR Article 3: Resistor Drawer Labels 4: AVR Dragon Links USB SimmSticks Kadtronix StrandControl Home Domination Magazines / Info