參數(shù)資料
型號(hào): BENCHMARKING
英文描述: Benchmarking the Am186EM: Using the Dhrystone V2.1 As An Example Application Note? 1.66MB (PDF)
中文描述: 基準(zhǔn)Am186EM:作為示例應(yīng)用注意Dhrystone的V2.1版本? 1.66MB(PDF格式)
文件頁(yè)數(shù): 12/88頁(yè)
文件大?。?/td> 1701K
代理商: BENCHMARKING
12
asm mov dx,T0MODE //point to mode register
asm mov ax,1100000000000101b //t1 as input (wire t1 out to t0 in)
asm out dx,ax
// timer 2 stopped, timers 1 and 0 enabled waiting on t2 to start
// initialize count and max registers
// zero the current count registers
asm xor ax,ax // 0 for storage
asm mov dx,T2CNT
asm out dx,ax
asm mov dx,T1CNT
asm out dx,ax
asm mov dx,T0CNT
asm out dx,ax
// setup maximum count registers
asm mov ax,MAXCNT2A
asm mov dx,T2MAXA
asm out dx,ax
asm mov ax,MAXCNT1A
asm mov dx,T1MAXA
asm out dx,ax
asm mov ax,MAXCNT0A
asm mov dx,T0MAXA
asm out dx,ax
asm mov ax,MAXCNT1B
asm mov dx,T1MAXB
asm out dx,ax
asm mov ax,MAXCNT0B
asm mov dx,T0MAXB
asm out dx,ax
// setup PIOs for t1 -> t0
// set p11 to input (TMRIN0) and set p1 to output as TMROUT1
asm mov dx,PIO0EN
asm in ax,dx
asm mov bx,1111011111111101b
asm and ax,bx
asm out dx,ax
}
void timer_start(void){
asm mov dx,T2MODE
asm mov ax,1100000000000001b // start up counter 2
asm out dx,ax
}
void timer_stop(void){
asm mov dx,T2MODE
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