using System;
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using System.Collections.Generic;
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using System.Linq;
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using System.Text;
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namespace Bro.Device.DAMModule
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{
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public static class CModbusDll
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{
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public static byte[] WriteDO(int addr, int io, bool openclose)
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{
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byte[] src = new byte[8];
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src[0] = (byte)addr;
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src[1] = 0x05;
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src[2] = 0x00;
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src[3] = (byte)io;
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src[4] = (byte)((openclose) ? 0xff : 0x00);
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src[5] = 0x00;
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ushort crc = CMBRTU.CalculateCrc(src, 6);
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src[6] = (byte)(crc & 0xff);
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src[7] = (byte)(crc >> 8);
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return src;
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}
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public static byte[] WriteAllDO(int addr, int ionum, bool openclose)
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{
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byte[] src = new byte[10 + (ionum - 1) / 8];
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int index = 0;
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src[index++] = (byte)addr;
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src[index++] = 0x0f;
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src[index++] = 0x00;
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src[index++] = 0x00;
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src[index++] = 0x00;
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src[index++] = (byte)ionum;
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src[index++] = (byte)((ionum + 7) / 8);
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src[index++] = (byte)((openclose) ? 0xff : 0x00);
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if (ionum > 8) src[index++] = (byte)((openclose) ? 0xff : 0x00);
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if (ionum > 16) src[index++] = (byte)((openclose) ? 0xff : 0x00);
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if (ionum > 24) src[index++] = (byte)((openclose) ? 0xff : 0x00);
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ushort crc = CMBRTU.CalculateCrc(src, index);
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src[index++] = (byte)(crc & 0xff);
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src[index++] = (byte)(crc >> 8);
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return src;
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}
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public static byte[] ReadDO(int addr, int donum)
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{
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byte[] src = new byte[8];
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src[0] = (byte)addr;
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src[1] = 0x01;
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src[2] = 0x00;
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src[3] = 0x00;
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src[4] = 0x00;
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src[5] = (byte)donum;
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ushort crc = CMBRTU.CalculateCrc(src, 6);
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src[6] = (byte)(crc & 0xff);
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src[7] = (byte)(crc >> 8);
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return src;
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}
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public static byte[] ReadDI(int addr, int dinum)
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{
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byte[] src = new byte[8];
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src[0] = (byte)addr;
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src[1] = 0x02;
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src[2] = 0x00;
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src[3] = 0x00;
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src[4] = 0x00;
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src[5] = (byte)dinum;
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ushort crc = CMBRTU.CalculateCrc(src, 6);
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src[6] = (byte)(crc & 0xff);
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src[7] = (byte)(crc >> 8);
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return src;
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}
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public static byte[] ReadAIInfo(int addr, int regstart, int regnum)
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{
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byte[] src = new byte[8];
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src[0] = (byte)addr;
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src[1] = 0x04;
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src[2] = (byte)(regstart >> 8);
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src[3] = (byte)(regstart & 0xff);
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src[4] = (byte)(regnum >> 8);
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src[5] = (byte)(regnum & 0xff);
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ushort crc = CMBRTU.CalculateCrc(src, 6);
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src[6] = (byte)(crc & 0xff);
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src[7] = (byte)(crc >> 8);
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return src;
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}
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}
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}
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