?? drawusb.lst
字號(hào):
(0145) IF (USB_CB_SRC_d2h_std_ifc_01 & USB_NOT_SUPPORTED)
(0146) export USB_CB_d2h_std_ifc_01
(0147) USB_CB_d2h_std_ifc_01:
(0148) ENDIF
(0149) IF (USB_CB_SRC_d2h_std_ifc_02 & USB_NOT_SUPPORTED)
(0150) export USB_CB_d2h_std_ifc_02
(0151) USB_CB_d2h_std_ifc_02:
(0152) ENDIF
(0153) IF (USB_CB_SRC_d2h_std_ifc_03 & USB_NOT_SUPPORTED)
(0154) export USB_CB_d2h_std_ifc_03
(0155) USB_CB_d2h_std_ifc_03:
(0156) ENDIF
(0157) IF (USB_CB_SRC_d2h_std_ifc_04 & USB_NOT_SUPPORTED)
(0158) export USB_CB_d2h_std_ifc_04
(0159) USB_CB_d2h_std_ifc_04:
(0160) ENDIF
(0161) IF (USB_CB_SRC_d2h_std_ifc_05 & USB_NOT_SUPPORTED)
(0162) export USB_CB_d2h_std_ifc_05
(0163) USB_CB_d2h_std_ifc_05:
(0164) ENDIF
(0165) IF (USB_CB_SRC_d2h_std_ifc_06 & USB_NOT_SUPPORTED)
(0166) export USB_CB_d2h_std_ifc_06
(0167) USB_CB_d2h_std_ifc_06:
(0168) ENDIF
(0169) IF (USB_CB_SRC_d2h_std_ifc_07 & USB_NOT_SUPPORTED)
(0170) export USB_CB_d2h_std_ifc_07
(0171) USB_CB_d2h_std_ifc_07:
(0172) ENDIF
(0173) IF (USB_CB_SRC_d2h_std_ifc_08 & USB_NOT_SUPPORTED)
(0174) export USB_CB_d2h_std_ifc_08
(0175) USB_CB_d2h_std_ifc_08:
(0176) ENDIF
(0177) IF (USB_CB_SRC_d2h_std_ifc_09 & USB_NOT_SUPPORTED)
(0178) export USB_CB_d2h_std_ifc_09
(0179) USB_CB_d2h_std_ifc_09:
(0180) ENDIF
(0181) IF (USB_CB_SRC_d2h_std_ifc_10 & USB_NOT_SUPPORTED)
(0182) export USB_CB_d2h_std_ifc_10
(0183) USB_CB_d2h_std_ifc_10:
(0184) ENDIF
(0185)
(0186) ; d2h_std_ifc
(0187) IF (USB_CB_SRC_h2d_std_ifc_00 & USB_NOT_SUPPORTED)
(0188) export USB_CB_h2d_std_ifc_00
(0189) USB_CB_h2d_std_ifc_00:
(0190) ENDIF
(0191)
(0192) ; d2h_std_ep
(0193) IF (USB_CB_SRC_d2h_std_ep_00 & USB_NOT_SUPPORTED)
(0194) export USB_CB_d2h_std_ep_00
(0195) USB_CB_d2h_std_ep_00:
(0196) ENDIF
(0197)
(0198) ; h2d_std_ep
(0199) IF (USB_CB_SRC_h2d_std_ep_00 & USB_NOT_SUPPORTED)
(0200) export USB_CB_h2d_std_ep_00
(0201) USB_CB_h2d_std_ep_00:
(0202) ENDIF
(0203) IF (USB_CB_SRC_h2d_std_ep_01 & USB_NOT_SUPPORTED)
(0204) export USB_CB_h2d_std_ep_01
(0205) USB_CB_h2d_std_ep_01:
(0206) ENDIF
(0207) IF (USB_CB_SRC_h2d_std_ep_02 & USB_NOT_SUPPORTED)
(0208) export USB_CB_h2d_std_ep_02
(0209) USB_CB_h2d_std_ep_02:
(0210) ENDIF
(0211) IF (USB_CB_SRC_h2d_std_ep_03 & USB_NOT_SUPPORTED)
(0212) export USB_CB_h2d_std_ep_03
(0213) USB_CB_h2d_std_ep_03:
(0214) ENDIF
(0215)
(0216) export USB_Not_Supported
(0217) export _USB_Not_Supported
(0218) USB_Not_Supported:
(0219) _USB_Not_Supported:
0232: 50 00 MOV A,0 (0220) MOV A, 0 ; Count 0
0234: 57 03 MOV X,3 (0221) MOV X, USB_MODE_STALL_IN_OUT ; Stall the request
0236: 7D 04 BB LJMP 0x04BB (0222) LJMP USB_EP0_UPD_MODE_EXIT
0239: 00 SWI
023A: 01 00 ADD A,0
023C: 02 00 ADD A,[a_ram]
023E: 49 00 00 TST REG[0],0
0241: DE 55 JNC 0x0097
(0223) ;-----------------------------------------------------------------------------
(0224) ; FUNCTION NAME: USB_CB_d2h_std_dev_00
(0225) ;
(0226) ; DESCRIPTION: Get Device Status
(0227) ;
(0228) ;****************************************************************
(0229) ; STANDARD DEVICE IN REQUEST: Get_Device_Status
(0230) ;****************************************************************
(0231) ;
(0232) ; bmRequestType : (IN | STANDARD | DEVICE) = 80h
(0233) ; bRequest : GET_STATUS = 00h
(0234) ; wValue : RESERVED = 0000h
(0235) ; wIndex : RESERVED = 0000h
(0236) ; wLength : SIZEOF_ENDPOINT_STATUS = 0002h
(0237) ;
(0238) ; The GET_DEVICE_STATUS request returns the current device status.
(0239) ;
(0240) ;****************************************************************
(0241) ;-----------------------------------------------------------------------------
(0242) ;
(0243) ; ARGUMENTS:
(0244) ;
(0245) ; RETURNS:
(0246) ;
(0247) ; SIDE EFFECTS: REGISTERS ARE VOLATILE: THE A AND X REGISTERS MAY BE MODIFIED!
(0248) ;
(0249) ; THEORY of OPERATION or PROCEDURE:
(0250) ;
(0251) ;-----------------------------------------------------------------------------
(0252) IF (USB_CB_SRC_d2h_std_dev_00 & USB_UM_SUPPLIED)
(0253) .LITERAL
(0254) GetStatusTransferDescrTable:
(0255) TD_START_TABLE 1 ; One entry
(0256) TD_ENTRY USB_DS_RAM, 2, USB_TransferBuffer, NULL_PTR ; Intermediate Buffer
(0257) .ENDLITERAL
(0258) export USB_CB_d2h_std_dev_00
(0259) USB_CB_d2h_std_dev_00:
0243: 5C MOV X,A (0260) MOV [USB_t2], 0 ; Use the UM temp var--Selector
0244: 00 SWI
(0261)
0245: 55 4A 00 MOV [USB_TransferBuffer+1],0(0262) MOV [USB_TransferBuffer+1], 0 ; Use the UM Transfer Buffer
0248: 5F 49 42 MOV [USB_TransferType+1],[USB_DeviceStatus](0263) MOV [USB_TransferBuffer], [USB_DeviceStatus]
(0264)
024B: 50 02 MOV A,2 (0265) MOV A,>GetStatusTransferDescrTable ; Get the ROM Address MSB
024D: 57 39 MOV X,57 (0266) MOV X,<GetStatusTransferDescrTable ; Get the ROM Address LSB
024F: 82 56 JMP 0x04A6 (0267) JMP USB_GetTableEntry_Local_Std
(0268) ENDIF
(0269) ;-----------------------------------------------------------------------------
(0270) ; FUNCTION NAME: USB_CB_d2h_std_dev_06
(0271) ;
(0272) ; DESCRIPTION: Get Device Descriptor
(0273) ;
(0274) ;****************************************************************
(0275) ; STANDARD DEVICE IN REQUEST: Get_Device_Descriptor
(0276) ;****************************************************************
(0277) ;
(0278) ; bmRequestType : (IN | STANDARD | DEVICE) = 80h
(0279) ; bRequest : GET_DESCRIPTOR = 06h
(0280) ; wValue : DESCRIPTOR TYPE | INDEX = xxxxh
(0281) ; wIndex : ZERO or LANG_ID = xxxxh
(0282) ; wLength : SIZEOF_DESCRIPTOR = --xxh
(0283) ;
(0284) ; The GET_DEVICE_DESCRIPTOR returns the specified descriptor if
(0285) ; the descriptor exists.
(0286) ;
(0287) ; The upper byte of wValue contains the descriptor type and
(0288) ; the lower byte contains the descriptor index. wIndex
(0289) ; contains either 0000h or the Language ID. wLength contains
(0290) ; the descriptor length. The actual descriptor information is
(0291) ; transferred in subsequent data packets.
(0292) ;
(0293) ;****************************************************************
(0294) ;
(0295) ;-----------------------------------------------------------------------------
(0296) ;
(0297) ; ARGUMENTS:
(0298) ;
(0299) ; RETURNS:
(0300) ;
(0301) ; SIDE EFFECTS: REGISTERS ARE VOLATILE: THE A AND X REGISTERS MAY BE MODIFIED!
(0302) ;
(0303) ; THEORY of OPERATION or PROCEDURE:
(0304) ;
(0305) ;-----------------------------------------------------------------------------
(0306) IF (USB_CB_SRC_d2h_std_dev_06 & USB_UM_SUPPLIED)
(0307) export USB_CB_d2h_std_dev_06
(0308) USB_CB_d2h_std_dev_06:
(0309) ;-----------------------------------------------------------------------------
(0310) ; Dispatch to the proper handler
(0311) ;-----------------------------------------------------------------------------
0251: 5D 53 MOV A,REG[83] (0312) MOV A, REG[USB_EP0DATA+wValueHi] ; Get the descrptor type
0253: 64 ASL A (0313) ASL A ; Make it into a offset
0254: 39 08 CMP A,8 (0314) CMP A, GET_DESCR_DISPATCH_SIZE ; Validity check
0256: DF DB JNC 0x0232 (0315) JNC USB_Not_Supported
(0316)
0258: E0 01 JACC 0x025A (0317) JACC GET_DESCR_DISPATCH
(0318)
(0319) GET_DESCR_DISPATCH:
025A: 8F D7 JMP 0x0232 (0320) JMP USB_Not_Supported ; Invalid
025C: 80 28 JMP 0x0285 (0321) JMP USB_SendDeviceDescr ; Device Descriptor
025E: 80 03 JMP 0x0262 (0322) JMP USB_SendConfigDescr ; Configuration Descriptor
(0323) IF USB_bNumStringDescrs ; Number of String Descriptor defined with the Wizard
(0324) JMP USB_SendStringDescr ; String Descriptor
(0325) ELSE
0260: 8F D1 JMP 0x0232 (0326) JMP USB_Not_Supported ; Not supported if we don't have
(0327) ; any String Descriptor
(0328) ENDIF
(0329) GET_DESCR_DISPATCH_END:
(0330) GET_DESCR_DISPATCH_SIZE: EQU (GET_DESCR_DISPATCH_END - GET_DESCR_DISPATCH)
(0331) ;-----------------------------------------------------------------------------
(0332) ; Configuration Descriptor Handler
(0333) ;-----------------------------------------------------------------------------
(0334) USB_SendConfigDescr:
0262: 94 16 CALL 0x067A (0335) CALL USB_GET_DEVICE_TABLE_ENTRY
0264: 4B SWAP A,X (0336) SWAP A, X
0265: 01 02 ADD A,2 (0337) ADD A, 2 ; We want the pointer to the descriptor table (second entry)
0267: 4B SWAP A,X (0338) SWAP A, X
0268: 09 00 ADC A,0 (0339) ADC A, 0 ; Don't forget the carry
026A: 55 5C 5D MOV [USB_t2],93 (0340) MOV [USB_t2], USB_t1 ; Set up the destination
026D: 93 FA CALL 0x0669 (0341) CALL USB_GETWORD ; Get the pointer
(0342)
026F: 51 5D MOV A,[USB_t1] (0343) MOV A, [USB_t1] ; Pointer MSB
0271: 58 5E MOV X,[USB_t0] (0344) MOV X, [USB_t1+1] ; Pointer LSB
(0345)
0273: 08 PUSH A (0346) PUSH A ; Save the MSB
(0347)
0274: 5D 52 MOV A,REG[82] (0348) MOV A, REG[USB_EP0DATA+wValueLo] ; Get the descrptor index
0276: 53 5C MOV [USB_t2],A (0349) MOV [USB_t2], A ; Use the UM temp var--Selector
0278: 18 POP A (0350) POP A ; Need the MSB for the range check
0279: 08 PUSH A (0351) PUSH A ; Save the MSB for a?? 快捷鍵說明
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