delay.lst

TCD1252扫描模块（在凌阳61单片机上的C程序）

Sunplus u'nSP Assembler - Ver. 1.14.3.1
              Listing File Has Been Relocated
                            	.DEFINE P_Watchdog_Clear    0x7012         // Watchdog Reset
                            	
000085F5                    	.CODE
                            	//-----------------------------------------------------------------------------------
                            	//调用方式：delay_xus(n);n=1~65535
                            	//计算公式：(65+13*R1)*(1/F_CPU)
                            	//延时范围：(已经包括调用时间)78~852020 Cycle    (49.152M时：1.6us~17334.4us)
                            	//______________________________________________________
                            	//
                            	//参数计算公式：设 t 为延时时间，n=(t*F_CPU-65)/13
                            	//______________________________________________________
                            	//创建日期	：2007-4-19
                            	//Author 	: Zhixian-Liao
                            	//-----------------------------------------------------------------------------------
                            	.PUBLIC	_delay_xus		//调用过程使用9个时钟周期 总时间为 65+13*R1 个机器周期
                            	_delay_xus: .PROC		//
                            			//___________________________________
000085F5 88 DA              			PUSH BP TO [SP]	//	6
000085F6 08 0B 01 00        	        BP = SP + 1 	//	4
000085F8 88 D4              	        PUSH R2 TO [SP]	//	6
000085F9 88 D2              			PUSH R1 TO [SP] //	6
000085FA 03 92              			R1 = [BP+3]		//	6
000085FB 41 94              			R2=0x0001		//	2________________30 Cycle
                            	nLOOP:	//___________________________________13*R1 Cycle
000085FC 1A D5 12 70        			[P_Watchdog_Clear]=R2;//	7	
000085FE 41 22              			R1-=1;			//	2
000085FF 44 4E              			JNZ	nLOOP		//	4
                            			//___________________________________
00008600 88 90              			POP R1 FROM [SP]//	6
00008601 88 92              			POP R2 FROM [SP]//	6
00008602 88 98              	        POP BP FROM [SP]//	6
00008603 90 9A              	        RETF 			//	8________________26 Cycle
                            			.ENDP
                            	//-----------------------------------------------------------------------------------
                            	//调用方式：delay_xms(n);n=1~65535
                            	//计算公式：(2769*n+2209)*(1/F_CPU)
                            	//延时范围：(已经包括调用时间)4978~181468624 Cycle    (49.152M时：0.1ms~3692ms)
                            	//______________________________________________________
                            	//
                            	//参数计算公式：设 t 为延时时间，n=(t*F_CPU-2209)/2769
                            	//______________________________________________________
                            	//创建日期	：2007-4-19
                            	//Author 	: Zhixian-Liao
                            	//-----------------------------------------------------------------------------------		
                            	.PUBLIC _delay_xms		//调用过程使用9个时钟周期 总时间为 9+70+(13*R1+10)*213=9+2769*R1+2200 个机器周期
                            	_delay_xms: .PROC		//
                            			//___________________________________
00008604 88 DA              			PUSH BP TO [SP]	//	6
00008605 08 0B 01 00        	        BP = SP + 1 	//	4
00008607 88 D6              	        PUSH R3 TO [SP]	//	6
00008608 88 D4              	        PUSH R2 TO [SP]	//	6
00008609 88 D2              			PUSH R1 TO [SP] //	6
0000860A 03 92              			R1 = [BP+3]		//	6
0000860B 41 94              			R2=0x0001		//	2
0000860C 0B 97 D5 00        			R3=213			//	4________________40 Cycle
                            	MLOOP:	//___________________________________(13*R1+10)*213-2 Cycle
0000860E 03 92              			R1 = [BP+3]		//	6		
                            	mLOOP:	
0000860F 1A D5 12 70        			[P_Watchdog_Clear]=R2;	//7___________
00008611 41 22              			R1-=1;			//	2
00008612 44 4E              			JNZ	mLOOP		//	2/4_________________11 Cycle
00008613 41 26              			R3-=1			//	2
00008614 47 4E              			JNZ	MLOOP		//	2/4
                            			//___________________________________
00008615 88 90              			POP R1 FROM [SP]//	6
00008616 88 92              			POP R2 FROM [SP]//	6
00008617 88 94              			POP R3 FROM [SP]//	6
00008618 88 98              	        POP BP FROM [SP]//	6
00008619 90 9A              	        RETF 			//	8________________32 Cycle
                            			.ENDP
0 error(s), 0 warning(s).