?? usb.inc
字號:
;**********************************************************
; USB Descriptor and Request constants
; source p172,,175 USB specification
;**********************************************************
; Characterists of bmRequest Value
;
; D7 Data xfer direction
; 0 = Host to device
; 1 = Device to host
;
; D6..5 Type
; 0 = Standard
; 1 = Class
; 2 = Vendor
; 3 = Reserved
;
; D4..0 Recipient
; 0 = Device
; 1 = Interface
; 2 = Endpoint
; 3 = Other
; 4..31 = Reserved
;***** bmRequestType
HOSTTODEVICE: equ 00h
DEVICETOHOST: equ 80h
STANDARD_TYPE: equ 00h
CLASS_TYPE: equ 20h
VENDOR_TYPE: equ 40h
RESERVED_TYPE: equ 60h
DEVICE_RECIPIENT: equ 00h
INTERFACE_RECIPIENT: equ 01h
ENDPOINT_RECIPIENT: equ 02h
OTHER_RECIPIENT: equ 03h
;***** bRequest
GET_STATUS: equ 00h
CLEAR_FEATURE: equ 01h
SET_FEATURE: equ 03h
SET_ADDRESS: equ 05h
GET_DESCRIPTOR: equ 06h
SET_DESCRIPTOR: equ 07h
GET_CONFIGURATION: equ 08h
SET_CONFIGURATION: equ 09h
GET_INTERFACE: equ 0Ah
SET_INTERFACE: equ 0Bh
SYNCH_FRAME: equ 0Ch
;***** Descriptor Types
DEVICE: equ 01h
CONFIGURATION: equ 02h
STRING: equ 03h
INTERFACE: equ 04h
ENDPOINT: equ 05h
;***** Feature Selectors
DEVICE_REMOTE_WAKEUP: equ 01h
ENDPOINT_STALL: equ 00h
;***** HID Class Request Types
GET_REPORT: equ 01h
GET_IDLE: equ 02h
GET_PROTOCOL: equ 03h
SET_REPORT: equ 09h
SET_IDLE: equ 0Ah
SET_PROTOCOL: equ 0Bh
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