Delta-electronics VFD-M Manual do Utilizador descarregar pdf (Página 73)

    VFD-M …………..………………………….…… . 73

2109H  

210AH

cos ϕ (XXX.XX)

210BH Pr.65 x   H (XXX.XX)

210CH Pr.65 x   H (XXX.XX)

210DH    (XXX.XX)

210EH      (XXX.XX)

210FH     (XXX.XX)



(, 

 ,

)



2110H     

3.7.   PC:

         

Modbus  ASCII   .

#include<stdio.h>

#include<dos.h>

#include<conio.h>

#include<process.h>

#define PORT Ox03F8 /* the address of COM1 */

/* the address offset value relative to COM1 */

#define THR 00000

#define RDR 00000

#define BRDL 00000

#define IER 00001

#define BRDH 00001

#define LCR 00003

#define MCR 00004

#define LSR 00005

#define MSR 00006

unsigned char rdat[60];

/* read 2 data from address 2102H of AC drive with address 1 */

unsigned char idat[60]={‘:','0';’1’;’0’, '3';’2';’1’,'0';’2'. •’0';’0','0','2','D','7',’\r’, '\n'};

void main(){

int i;

outportb(PORT+MCR,0x08); /* interrupt enable */

outportb(PORT+IER.0x01); /* interrupt as data in */

outportb(PORT+LCR,(inportb(PORT+LCR) 1080));

/* the BRDL/BRDH can be access as LCR.b7==1 */

outportb(PORT+BRDL,12); /* set baudrate=9600,12=115200/9600*/

outportb(PORT+BRDH,0x00);

outportb(PORT+LCR.Ox06); /* set protocol, <7,N,2>=06H

<7,E,1>=1AH, <7,O,1>=0AH

<8,N,2>=07H, <8,E,1>=1BH

<8,0,1>=0BH */

for(i=0;l<=16;i++){

while(!(inportb(PORT+LSR) & 020)); /* wait until THR empty */

outportb(PORT*THR.tdat[i]); /* send data to THR */

}

i=0;

while(!kbhit()){

lf(inportb(

} PORT+LSR) & 001){/* b0==1. read data ready */

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