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Re: 緊急緊急!!!小女生不會這種玩意啦~~~
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新會員
 
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這是小妹我寫的程式，希望哪位善心人士幫我看看，幫我指點迷津一下，肛溫肛溫~~
#include <p18F452.inc> org 0x00 goto start org 0x08 retfie org 0x18 retfie start clrf TRISC movlw 0xF0 movwf TRISC bcf INTCON2,RBPU,0 ;開啟 PORTC Pull-High 功能 clrf PORTC loop btfsc PORTC,4 goto move btfsc PORTC,5 goto right btfsc PORTC,6 goto left btfsc PORTC,7 goto stop goto loop move btfss PORTC,4 goto loop clrf PORTC movlw 0x63 movwf PR2 movlw 0x32 movwf CCPR1L,A movwf CCPR1H,A movwf CCPR2L,A movwf CCPR2H,A call PWM_Enable goto move right btfss PORTC,5 goto loop clrf PORTC movlw 0x63 movwf PR2 movlw 0x32 movwf CCPR1L,A movwf CCPR1H,A movlw 0x46 movwf CCPR2L,A movwf CCPR2H,A call PWM_Enable goto right left btfss PORTC,6 goto loop clrf PORTC movlw 0x63 movwf PR2 movlw 0x46 movwf CCPR1L,A movwf CCPR1H,A movlw 0x32 movwf CCPR2L,A movwf CCPR2H,A call PWM_Enable goto left stop btfss PORTC,7 goto loop clrf PORTC call PWM_Disable goto stop PWM_Enable bcf TRISC,CCP1,A bcf TRISC,CCP2,A movlw 0x81 movwf T3CON clrf TMR2 movlw 0x06 movwf T2CON,A movlw 0x0C movwf CCP1CON,A movwf CCP2CON,A btfsc PORTC,0 movlw 0x32 return PWM_Disable bcf T2CON,TMR2ON bcf LATC,2 clrf PORTC return end
發表於: 2006/3/23 17:52
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Re: 緊急緊急!!!小女生不會這種玩意啦~~~
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版主
 
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1. 是不是示波器的檔位不對造成妳看不到波形?
2. 程式貼上來看看有沒有錯。
發表於: 2006/3/16 18:02
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Re: 緊急緊急!!!小女生不會這種玩意啦~~~
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資深會員
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這和男生女生沒差吧
小男生來玩也是一堆人搞不會ㄚ
發表於: 2006/3/16 11:53
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緊急緊急!!!小女生不會這種玩意啦~~~
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新會員
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就是阿~最近上課在做PWM的相關應用
我們用portc的指撥開關當輸入 在跑單步執行的時候都沒錯，開關開到哪個程式就跳到想要的地方 但是，在接上示波器要觀察ccp1與ccp2的時候為什麼總是看不到波形呢????????? 單步執行對的話...程式應該就沒錯了吧!?是嗎??? 請各位大大幫幫忙解答這個問題吧~感激不盡唷^^
發表於: 2006/3/15 16:02
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