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Delta DVP-ES2 User Manual

Page 95

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2 . P r o g r a m m i n g C o n c e p ts

Content

0100(H4): 600
0101(H5): 1200
0110(H6): 2400
0111(H7): 4800
1000(H8): 9600
1001(H9): 19200
1010(HA): 38400
1011(HB): 57600
1100(HC): 115200

1101(HD):

500000 (COM2 /
COM3)

1110(HE):

31250 (COM2 /
COM3)

b7

921000 (COM2 /
COM3)

1111(HF):

b8

Select start bit

0: None

1: D1124

b9

Select the 1

st

end bit

0: None

1: D1125

b10

Select the 2

nd

end bit

0: None

1: D1126

b11~b15 Undefined

Example 1: Modifying COM1 communication format

1.

Add the below instructions on top of the program to modify the communication format of

COM1. When PLC switches from STOP to RUN, the program will detect whether M1138 is

ON in the first scan. If M1138 is ON, the program will modify the communication settings of

COM1 according to the value set in D1036

2.

Modify COM1 communication format to ASCII mode, 9600bps, 7 data bits, even parity, 1 stop

bits (9600, 7, E, 1).

MOV

H86

D1036

SET

M1138

M1002

Example 2: Modiying COM2 communication format

1.

Add the below instructions on top of the program to modify the communication format of

COM2. When PLC switches from STOP to RUN, the program will detect whether M1120 is

ON in the first scan. If M1120 is ON, the program will modify the communication settings of

COM2 according to the value set in D1120

2.

Modify COM2 communication format to ASCII mode, 9600bps, 7 data bits, even parity, 1 stop

bits (9600, 7, E, 1)

MOV

H86

D1120

SET

M1120

M1002

.

2 - 6 3

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