Matrix Orbital LK202-24-USB - Manual (Page 34)

Table 21: Default Screen
Character 1 Character 20
Character 21 Character 40
If sending more then 10 characters to be stored, add in ~10ms per character delay. Predefined custom
characters can be used in the “Startup screen” as well, by using 0x00 through 0x07 characters.
7.1.10 Read Module Type (254 55)
This command will return the model type value of the module as a 1 byte hex value. Values for various
modules at the time of this publication are as follows;
Table 22: Module Values
LCD0821 - 0x01 LCD2021 - 0x03 LCD2041 - 0x05
LCD4021 - 0x06 LCD4041 - 0x07 LK202-25 - 0x08
LK204-25 - 0x09 LK404-55 - 0x0A VFD2021 - 0x0B
VFD2041 - 0x0C VFD4021 - 0x0D VK202-25 - 0x0E
VK204-25 - 0x0F GLC12232 - 0x10 GLC24064 - 0x13
GLK24064-25 - 0x15 GLK12232-25 - 0x22 LK404-AT - 0x31
LK402-12 - 0x33 LK162-12 - 0x34 LK204-25PC - 0x35
LK202-24-USB - 0x36 VK202-24-USB - 0x37 LK204-24-USB - 0x38
VK204-24-USB - 0x39
7.1.11 Set Serial Number (254 52 [byte1][byte2])
Modules may be delivered with the serial number blank. In this case the user may set the desired 2 byte
serial number using this one time only command.
The serial number may be set only once. Any future attempt to execute this command will result in no
change and the module will return to the originally set serial number.
7.1.12 Read Serial Number (254 53)
This command will return a 2 byte hex value.
7.1.13 Read Version Number (254 54)
This command will return a 1 byte hex value.
Matrix Orbital LK202-24-USB 30