User Manual

52 Command Summary
6.16 Miscellaneous
16.1 Write
Customer Data
Dec
Hex
ASCII
254 52
FE 34
■ 4
Data
Data
Data
v8.0
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.
16.2 Read
Customer Data
Dec
Hex
ASCII
254 53
FE 35
■ 5
v8.0
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.
16.3 Write to
Scratchpad
Dec
Hex
ASCII
254 204
FE CC
■ ╠
Address Length Data
Address Length Data
Address Length Data
v8.3
Write information to a 256 byte volatile memory bank for later use.
Address
Short
Address where data is to be saved in volatile memory. Value between 0 and 256.
Length
Short
Length of data to be saved, in bytes. Value between 0 and 256, address limited.
Data
Byte(s)
Data to be saved in volatile memory.
16.4 Read from
Scratchpad
Dec
Hex
ASCII
254 205
FE CD
■ ═
Address Length
Address Length
Address Length
v8.3
Read information previously saved in 256 byte volatile memory bank.
Address
Short
Address where data is saved in volatile memory. Value between 0 and 256.
Length
Short
Length of data to be read, in bytes. Value between 0 and 256, address limited.
Response
Byte(s)
Data saved at the specified location in volatile memory.
16.5 Read Version
Number
Dec
Hex
ASCII
254 54
FE 36
■ 6
v8.0
Causes display to respond with its firmware version number. Test.
Response
Byte
Convert to hexadecimal to view major and minor revision numbers.