Matrix Orbital LCD0821 - Manual (Page 23)

19
6.7 Miscellaneous
7.1 Write
Customer Data Dec
Hex
ASCII 254 52
FE 34
■ 4
Data
Data
Data v5.0
Saves a user defined block of data to non-volatile memory. Useful for storing display information for later use.
Data Byte [16] User defined data.
7.2 Read
Customer Data Dec
Hex
ASCII 254 53
FE 35
■ 5
v5.0
Reads data previously written to non-volatile memory. Data is only changed when written, surviving power cycles.
Response Byte [16] Previously saved user defined data.
7.3 Read Version
Number Dec
Hex
ASCII 254 54
FE 36
■ 6
v5.0
Causes display to respond with its firmware version number. Test.
Response Byte Convert to hexadecimal to view major and minor revision numbers.
7.4 Read
Module Type Dec
Hex
ASCII 254 55
FE 37
■ 7
v5.0
Causes display to respond with its module number.
Response Byte Module number, see Sample Module Type Responses for a partial list.
Table 13: Sample Module Type Responses
1 LCD0821