jb8-int.asm

MC68HC608JB8的固件例程源程序.zip

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*                                         Copyright (c) Motorola 2002		*
*  File Name:	JB8-INT.ASM													*
*                        													*
*  Description:	USB Interrupt Service Routines and							*
*				Routines for USB Protocol Layer								*
*                                                                          	*
*  Assembler:	CASM08Z	(P&E Microcomputer Systems Inc)						*
*  Version:		3.16							                        	*
*																			*
*  Current Revision:	1.0													*
*  Current Revision Release Date: 2002.08.01 by Derek Lau					*
*																			*
*  Updated History															*
*   Rev		YYYY.MM.DD  Author			Description of Change				*
*	---		----------- ------			---------------------				*
*	0.0		1999.07.15	Derek Lau		orginal created						*
*   0.1		2000.06.14	Derek Lau		STALL IN/OUT to EP0					*
*										STALL extra IN tokens in Data Stage	*
*	1.0		2002.08.01	Derek Lau		changed control transfer sequence 	*
*										for no data stage to pass USBCV		*	
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* This Program is a freeware to demonstrate the operation of Motorola		*
* Microcontroller. Motorola reserves the right to make changes without		*
* further notice to any product herein to improve reliability, function, or *
* design. Motorola does	not assume any liability arising out of the 		*
* application or use of any product, circuit, or software described herein; *
* neither does it convey any license under its patent rights nor the rights *
* of others. Motorola products are not designed, intended, or authorized 	*
* for use as components	in systems intended for surgical implant into the	*
* body, or other applications intended to support life, or for any other	*
* application in which the failure of the Motorola product could create a	*
* situation where personal injury or death may occur. Should Buyer purchase	*
* or use Motorola products for any such intended or unauthorized 			*
* application, Buyer shall indemnify and hold Motorola and its officers,	*
* employees, subsidiaries, affiliates, and distributors harmless against	*
* all claims, costs, damages, and expenses, and reasonable attorney fees	*
* arising out of, directly or indirectly, any claim of personal injury or	*
* death associated with such unintended or unauthorized use, even if such	*
* claim alleges that Motorola was negligent regarding the design or 		*
* manufacture of the part. Motorola	and the Motorola logo* are registered	*
* trademarks of Motorola Inc												*
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* Notes:
* - Control Transfer have 3 transaction stages:-
*   1> Setup Stage  - SETUP token + Data packet + ACK packet
*                   - only 1 8-byte Data packet(with PID DATA0) from host
*                   - SETUP transactions cannot be stalled nor NAKed,
*                     and receiving function must accept the Data packet
*   2> Data Stage   -