用Moka7读取Plc中的数据

Question

这些方法需要哪些参数？

 Client.ReadArea(S7.S7AreaDB,1,1,1,byte[]{2});
 S7.GetDIntAt(byte,1);

每个方法的编号是什么值？

Answer 1

AreaType area: one of area type like DB (data block), MK (Merker) and ...

int db: `IF` area type is DB, it will the show db number

int start: show the position of start of bits

int amount: number of bits

DataType type: type of Data like BIT, BYTE, WORD, REAL and ....

byte[] buffer: result will be copy to this array

client.readArea(AreaType.DB, 200, 34, 1, DataType.BYTE, buffer);

用Moka7读取Plc中的数据

Read data in Plc with Moka7

java

plc