hid_kb_2313_descriptors_and_data.inc

MAX的USB3420E芯片的技术应用文档

; HID_KB_2313_Descriptors_and_Data.inc

.SET SH = 128
.SET a = 4
.SET b = 5
.SET c = 6
.SET d = 7
.SET e = 8
.SET f = 9
.SET g = 10
.SET h = 11
.SET i = 12
.SET j = 13
.SET k = 14
.SET l = 15
.SET m = 16
.SET n = 17
.SET o = 18
.SET p = 19
.SET q = 20
.SET r = 21
.SET s = 22
.SET t = 23
.SET u = 24
.SET v = 25
.SET w = 26
.SET kx = 27		; can't use X,Y or Z in new assembler
.SET ky = 28
.SET kz = 29
.SET n0 = 39
.SET n1 = 30
.SET n2 = 31
.SET n3 = 32
.SET n4 = 33
.SET n5 = 34
.SET n6 = 35
.SET n7 = 36
.SET n8 = 37
.SET n9 = 38
.SET sp = 44
.SET excl = SH+n1
.SET quest = SH+56
.SET period = 55
.SET comma = 54
.SET bs=42
.SET colon = SH+51
.SET tab = 43
.SET enter = 40
.SET dash = 45
.SET ampersand = SH+36


.CSEG
.ORG 0x300	; in words
;Device_Descriptor
DD:
    .DB 0x12,0x01		; bLength = 18d			bDescriptorType = Device (1)
	.DB 0x00,0x01		; bcdUSB(L/H) USB spec rev (BCD)
	.DB 0xFF,0xFF		; bDeviceClass			bDeviceSubClass, 
	.DB 0xFF,0x40		; bDeviceProtocol		bMaxPacketSize0 EP0 is 64 bytes
	.DB 0x6A,0x0B		; idVendor(L/H) MAXIM is 0B6A
	.DB 0x46,0x53		; idProduct(L/H)--5346
	.DB 0x34,0x12		; bcdDevice--1234
	.DB 1,2,3,1			; iManufacturer--iProduct--iSerialNumber--bNumConfigurations
;	.DB	0,0,0,1
;
;Configuration_Descriptor
CD:
	.DB 0x09,0x02		; bLength				bDescriptorType = Config
	.DB 34,0			; wTotalLength=34 bytes (L/H)
	.DB 0x01,0x01		; bNumInterfaces		bConfigValue
	.DB 0x00,0x80		; iConfiguration		bmAttributes. b7=1 b6=self-powered(NOT) b5=RWU supported(NOT)
	.DB 0x01,0x09		; MaxPower is 2 ma		INTERFACE Descriptor, Length=9
	.DB 0x04,0x00		; type = IF				IF #0
	.DB 0x00,0x01		; bAlternate Setting	bNum Endpoints
	.DB 0x03,0x00		; bInterfaceClass=HID	bInterfaceSubClass
	.DB 0x00,0x00		; bInterfaceProtocol	iInterface

;HID_Descriptor
HD:
	.DB 0x09,0x21		; bLength				bDescriptorType = HID
	.DB 0x10,0x01		; bcdHID(L/H) Rev 1.1
	.DB 0x00,0x01		; bCountryCode (none)	bNumDescriptors (one report descriptor)
	.DB 0x22,43			; bDescriptorType(report): wDescriptorLength(L) 43 byte report descriptor
	.DB 0x00,0x07		; wDescriptorLengthH	ENDPOINT DESCRIPTOR bLength
	.DB 0x05,0x83		; bDescriptorType(EP)	bEndpointAddress (EP3-IN)	
	.DB 0x03,0x40		; bmAttributes(INT)		wMaxPacketSizeL
	.DB 0x00,0x255		; wMaxPacketSizeH		bInterval (poll every 255 msec)

;Report_Descriptor
RD:
	.DB 0x05,0x01		; bDescriptorType (report)	Usage Page (generic desktop)
	.DB 0x09,0x06		; Usage
	.DB 0xA1,0x01		; Collection
	.DB 0x05,0x07		;   Usage Page
	.DB 0x19,0xE0		;	Usage Minimum = 224
	.DB 0x29,0xE7		;   Usage Maximum = 231
	.DB 0x15,0x00		;   Logical Minimum = 0
	.DB 0x25,0x01		;   Logical Maximum = 1
	.DB 0x75,0x01		; 	Report Size = 1
	.DB 0x95,0x08		;   Report Count = 8
	.DB 0x81,0x02		;  Input(Data,Variable,Absolute)
	.DB 0x95,0x01		;	Report Count = 1
	.DB 0x75,0x08		;   Report Size = 8
	.DB 0x81,0x01		;  Input(Constant)
	.DB 0x19,0x00		;   Usage Minimum = 0
	.DB 0x29,0x65		;   Usage Maximum = 101
	.DB 0x15,0x00		;   Logical Minimum = 0,
	.DB 0x25,0x65		;   Logical Maximum = 101
	.DB 0x75,0x08		;   Report Size = 8
	.DB 0x95,0x01		;   Report Count = 1
	.DB 0x81,0x00		;  Input(Data,Variable,Array)
	.DB 0xC0			; End Collection 

STR0:	; Language string
	.DB 0x04,0x03		; bLength				bDescriptorType = string
	.DB 0x09,0x04		; wLANGID(L/H)

;
; NOTE: USB uses Unicode for strings, which inserts a 0 after every ASCII character.
; These tables omit the zeros to save code space. The sending routine inserts them.
;
STR1:	; Manufacturer ID
	.DB 12,0x03			; bLength		bDescriptorType=string	
	.DB 'M','A','X','I','M'		; length is 2 + 2*(number of letters)

STR2:	; Product ID
	.DB 10,0x03			; bLength 		bDescriptorType=string
	.DB 'D','e','m','o'

STR3:	; Serial Number
	.DB 8,0x03		; bLength			bDescriptorType = string
	.DB 'S','N','1'

DESCREND:

.CSEG
.ORG 0x380	; in words

;HID_Message: 	Each letter is 3 bytes: shift,[00],Keycode. Sending routine inserts the middle zero.
; 				If b7 is set, send the shift character as the first byte.
;
;  0xFF is the message terminator.
;
KB_Message:
.DB	enter,enter,dash,dash,dash,sp,SH+m,SH+a,SH+kx,n3,n4,n2,n0,SH+e,sp,SH+d,a,t,a,sp,SH+s,h,e,e,t,sp,dash,dash,dash,enter
.DB tab,dash,sp,SH+A,d,d,s,sp,SH+u,SH+s,SH+b,sp,t,o,sp,a,n,ky,sp,s,ky,s,t,e,m,enter
.DB tab,dash,sp,SH+t,i,n,ky,sp,ampersand,sp,SH+c,h,e,a,p,bs,bs,bs,bs,o,s,t,sp,SH+e,f,f,e,c,t,i,v,e,enter
.DB tab,dash,sp,SH+s,i,m,p,l,e,sp,SH+s,SH+p,SH+i,sp,SH+i,n,t,e,r,f,a,c,e,enter
.DB tab,dash,sp,SH+F,l,e,kx,i,b,l,e,enter
.DB tab,dash,sp,SH+T,ky,p,e,s,sp,SH+i,t,s,sp,SH+O,w,n,sp,SH+d,a,t,a,sp,SH+s,h,e,e,t,enter
.DB tab,dash,sp,SH+u,s,e,sp,SH+ky,o,u,r,sp,SH+e,kx,i,s,t,i,n,g,sp,u,SH+p,sp,ampersand,sp,SH+t,o,o,l,s,enter,0xFF


Message_End: