Matrix Orbital LCD/VFD Legacy User Manual

Page 20

5.1.4 Backlight off (254 70)

This command turns the backlight of the display off.

5.1.5 Load startup screen (254 64 [32 characters])

This command sets and memorizes the startup screen that will appear each time the display is turned on.

By default the screen shows;

Table 8: Default Screen

Matrix Orbital

LCD4041

The 160 characters define the four 40 character rows of the screen. They may be any characters from the

Character Set.

Table 9: Default Screen

Character 1

Character 40

Character 41

Character 80

Character 81

Character 121

Character 160

5.1.6 General purpose output off (254 86)

This command turns OFF the general purpose output.

5.1.7 General purpose output on (254 87)

This command turns ON the general purpose output.

5.1.8 Set I

C address (254 51 [address])

This command sets the I

C write address of the module. This value must be an even number and the

read address is one higher. For example if the I

C write address is set to 0x50, then the read address is 0x51.

Matrix Orbital

LCD4041