AH500 Programming Manual
6-532
File format
3
The unit of the value is the word.
The file name extension is .txt.
The ASCII codes are adopted.
The value which is stored is a hexadecimal value.
4
The values are separated by a tab.
The unit of the value is the double word.
The file name extension is .txt.
The ASCII codes are adopted.
The value which is stored is a hexadecimal value.
5
The values are not separated by any mark.
The unit of the value is the word.
The file name extension is .txt.
The ASCII codes are adopted.
The value which is stored is a hexadecimal value.
6
The values are not separated by any mark.
The unit of the value is the double word.
The file name extension is .txt.
The ASCII codes are adopted.
The value which is stored is a hexadecimal value.
Function option
0
The values in the file starting from the value indicated by the
value in S
1
. are read.
The default value is 0.
1
The number of values is stored in D and D+1.
If the file format is 0, 1, 3, or 5, the unit of the value is the
word. If the file format is 2, 4, or 6, the unit of the value is the
double word.
The values of bit8~bit15 are 0.
S~S+4: S occupies five devices. Nine characters at most constitute a file name, including
16#00. If the string does not end with 16#00, the error occurs. If the ending
character is read, the reading of the characters stops, and whether the file name
is legal is checked. The characters which can be used to constitute a file name
are A~Z, a~z, and 0~9. Besides, the file name extension depends on the file
format. The file which is created is in the default folder. If the file name is “Test1”,
the characters are written into the devices as follows.
The default folder path:
PLC CARD\AH500\UserProg
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