USBCalls

The USBCalls API is a set of instructions to help the developer communicate to USB devices.

File

• USBCALLS.DLL

License

• Freeware Runtime.

USBCALLS Functions

System Information

• UsbQueryNumberDevices
• UsbQueryDeviceReport
• UsbQueryDeviceInfo
• UsbQueryStringReport
• UsbQueryVersion

PNP Notification

• UsbRegisterChangeNotification
• UsbRegisterDeviceNotification
• UsbDeregisterNotification

Access Device

• UsbOpen
• UsbClose

Control Transfer

• UsbCtrlMessage
• UsbCtrlTransfer

Data Transfer

• UsbBulkRead
• UsbBulkWrite
• UsbDataTransfer
• UsbIrqRead
• UsbIrqWrite

Isochronous

• UsbIsoOpen
• UsbIsoClose

Asynchronous

• UsbStartCtrlTransfer
• UsbStartDataTransfer
• UsbStartIsoTransfer
• UsbCancelTransfer

USBCALLS Macros

Device Control Requests

• UsbDeviceGetConfiguration
• UsbDeviceSetConfiguration
• UsbDeviceGetStatus
• UsbDeviceClearFeature
• UsbDeviceSetFeature
• UsbDeviceSetAddress

Interface Control requests

• UsbInterfaceGetAltSetting
• UsbInterfaceSetAltSetting
• UsbInterfaceGetStatus
• UsbInterfaceClearFeature
• UsbInterfaceSetFeature

Endpoint Control Requests

• UsbEndpointGetStatus
• UsbEndpointClearHalt
• UsbEndpointClearFeature
• UsbEndpointSetFeature
• UsbEndpointSynchFrame

Descriptor Requests

• UsbDeviceGetDescriptor
• UsbConfigurationGetDescriptor
• UsbStringGetDescriptor
• UsbDeviceSetDescriptor
• UsbConfigurationSetDescriptor
• UsbStringSetDescriptor

REXX Support

Init

• UsbLoadFuncs
• UsbDropFuncs
• RxUsbQueryVersion

Device Handle

• RxUsbOpen
• RxUsbClose
• RxUsbQueryDeviceReport
• RxUsbQueryStringReport
• RxUsbQueryDeviceInfo

Device Number

• RxUsbQueryNumberDevices
• RxUsbQueryDeviceReport
• RxUsbQueryDeviceInfo

Control

• RxUsbCtrlMessage
• RxUsbCtrlTransfer

Easy Device Control

• RxUsbDeviceGetConfiguration
• RxUsbDeviceSetConfiguration
• RxUsbDeviceGetStatus
• RxUsbDeviceClearFeature
• RxUsbDeviceSetFeature
• RxUsbDeviceSetAddress

Easy Interface Control

• RxUsbInterfaceGetAltSetting
• RxUsbInterfaceSetAltSetting
• RxUsbInterfaceGetStatus
• RxUsbInterfaceClearFeature
• RxUsbInterfaceSetFeature

Easy Endpoint Control

• RxUsbEndpointGetStatus
• RxUsbEndpointClearHalt
• RxUsbEndpointClearFeature
• RxUsbEndpointSetFeature
• RxUsbEndpointSynchFrame

Data Transfer

• RxUsbDataTransfer
• RxUsbBulkRead
• RxUsbIrqRead
• RxUsbBulkWrite
• RxUsbIrqWrite

Descriptors

• RxUsbDeviceGetDescriptor
• RxUsbConfigurationGetDescriptor
• RxUsbStringGetDescriptor
• RxUsbDeviceSetDescriptor
• RxUsbConfigurationSetDescriptor
• RxUsbStringSetDescriptor

Notifications

• RxUsbRegisterDeviceNotification
• RxUsbRegisterChangeNotification
• RxUsbDeregisterNotification

Links

• Lars Erdmann USB Drivers
• USBCALLS Toolkit [1]
• Netlabs USB Project
• Arca Noae Wiki - The USB Subsystem