Transmission Of The Character String "Hello World; Receiving The Character String "Wago; Table 29: Character String "Hello World; Table 30: Transmit Request Bit Tr - WAGO 750 Series Manual

54 Commissioning
8.3.3

Transmission of the Character String "Hello World!"

The eleven characters, the reset initialization bit, and the length 11 are
transmitted.

Table 29: Character string "Hello world"

Control byte 0
'0011.0000'
Output byte 2
"1" (0x6C)
Output byte 6
"W" (0x87)
Output byte 10
"!" 0 x 21
The transmit request bit TR is inverted.

Table 30: Transmit request bit TR

Control byte 0
'0011.0001'
Output byte 2
"1" (0x6C)
Output byte 6
"W" (0x87)
Output byte 10
"!" 0 x 21
The data was transmitted to the output buffer as soon as TA = TR. Then additional
characters can be transmitted.

Table 31: Data transfer

Status byte 0
'0XXX.XXX0' '0XXX. 1XXX'
'0XXX.XXX1' '0XXX. 1XXX'
8.3.4

Receiving the Character String "WAGO"

As soon as RA ≠ RR, characters are available in the input byte.

Table 32: Output process image

Control byte 0
'0XXX XX0X
Control byte 1
'0000.0001'
Output byte 3
"1" (0x6C)
Output byte 7
"e" (0x65)
Output byte 11
XX
Control byte 1
'0000.0001'
Output byte 3
"1" (0x6C)
Output byte 7
"e" (0x65)
Output byte 11
XX
Status byte 1 Input byte 0
XX
XX
Control byte 1
'0XXX.XXXX'
WAGO-I/O-SYSTEM 750
750-652 Serial Interface RS-232 / RS-485
Output byte 0
"H" (0x48)
Output byte 4
"o" (0x6F)
Output byte 8
"1" (0x6C)
Output byte 12
XX
Output byte 0
"H" (0x48)
Output byte 4
"o" (0x6F)
Output byte 8
"1" (0x6C)
Output byte 12
XX
Input byte 1
XX The data transfer is still
running.
XX When the data transfer has
taken place, the data is
transmitted via the serial
interface.
Output byte 0
XX
Output byte 1
"a" (0x60)
Output byte 5
0 x 20
Output byte 9
"t" (0x74)
Output byte 13
XX
Output byte 1
"a" (0x60)
Output byte 5
0 x 20
Output byte 9
"t" (0x74)
Output byte 13
XX
Output byte 1
XX
Manual
1.2.0