:::
Browsing this Thread:
1 Anonymous Users
|
Re: 18F4520 full bridge reverse mode
|
||||
|---|---|---|---|---|
|
版主
 
|
老實說，我看不懂你的要求，有沒有網友了解其需求?
發表於: 2008/10/16 9:05
|
|||
|
||||
|
18F4520 full bridge reverse mode
|
||||
|---|---|---|---|---|
|
新會員
 
|
TIMER2 初始設定
BCF TRISC,2; BCF TRISD,5; BCF TRISD,6; BCF TRISD,7; MOVLW .14 MOVWF PR2 MOVLW B'01111100'; MOVWF CCP1CON MOVLW B'00001000' ; MOVWF CCPR1L MOVLW B'00000000' ; MOVWF PWM1CON BCF TMR2IF,PIR1 BCF ECCP1AS,ECCPASE BCF TRISC,2; MOVLW B'00000101' ;Timer2 ON MOVWF T2CON 再用此判斷 forward 或 reverse mode FORWARD_BACKWARD_TEMP=2 DECFSZ FORWARD_BACKWARD_TEMP,F ;算DUTYY最大是否低於10% GOTO FORWARD ; GOTO BACKWARD ; 但在reverse mode duty cycle一直沒有 forward mode duty cycle 為正常 為什?? reverse mode duty cylce 要怎設定??
發表於: 2008/10/15 22:10
|
|||
|
||||
You can view topic.
你 不可以 發起新主題
You cannot reply to posts.
You cannot edit your posts.
You cannot delete your posts.
You cannot add new polls.
You cannot vote in polls.
You cannot attach files to posts.
You cannot post without approval.
You cannot use topic type.
You cannot use HTML syntax.
You cannot use signature.
You cannot create PDF files.
You cannot get print page.
