Omron NT620S Operation Manual page 214

Memory Tables and Graphs
Two half-size characters or two normal-size character is stored in one word.
One memory table can store up to 20 words (40 characters).
Start Start + 1
Code 1 Code 2 Code 3
[Character-string memory table display example]
To display the characters in order, allocate the characters as follows.
"A" = 41H, "B"= 42H Start
"C" = 43H, "D"= 44H Start + 1
"E" = 45H, "F" = 46H Start + 2
"G" = 47H, "H"= 48H Start + 3
Code 4
4 1 4 2
4 3 4 4
4 5 4 6
4 7 4 8
Section 5-2
Start + 19
Code39 Code40
"ABCDEFGH"
203