DongA Remote Checker Communication Driver

DongA Remote Checker Communication Driver is the driver to communicate with remote checker controller of DongA in Korea.

1. Read settings

<Figure 1> is read setting example of  DongA Remote Checker communication driver. 

<Figure 1>  Read setting example of  DongA Remote Checker communication driver

Device part of  <Figure 1> input Com Port(COM1), Baud Rate(9600), Parity Bit(0), Data Bit(8), Stop Bit(1) respectively, according to setting of controller.

DongA Remote Checker communication driver’s read schedule 

Read schedule setting parameters are as follows:

1) Station – Controller station number.

2) Read Command – Fixed to IR.

3) Read Start Address – Read start address(normally 8192).

4) Save start address for Communication Server – Saving start address of Communication Server.

5) Read Size – Read size = one area fixed to 6.  If use 2 area at a station, you can use 12(6*2=12).

Read schedule example) 

READ,   1,   IR,   8192,    0,   12,
READ,   2,   IR,   8192,   12,   12,

Note)  DongA Remote Checker communication driver save readed data to WORD memory, 'HiWord+LoWord' order. So you can use 'WordHL' memory type at 'ViewMain' program.

2. Writing settings

You can write the setting value by using write settings.

Bit Write

DongA Remote Checker communication driver does not support Bit Write.

Word Write

Word write setting parameters are as follows:

1)  PORT                   Port no. (0 ~ 255)

2)  STATION             Controller station number.

3)  ADDRESS           Setting type, 2000 = 1st area reset, 2003 = 2nd area reset .

4)  Extra1                   Don't care.

5)  Extra2                   Channel address of area. 0 = power reset, 1 = gas reset, 2 = hot water reset.

Write example 1) 

PORT : 0,   Station :  1,  Address :  2000,  Extra1 :  , Extra2 : 2

The setting parameter shown above is an example of hot water reset of 1st area.