Required firmware
http://ota.tasmota.com/tasmota/release/tasmota-display.bin
Configuration
Bulgarian time zone
Backlog TimeDst 0,0,3,1,3,180; TimeStd 0,0,10,1,4,120; Timezone 99
Template
Configuration -> Configure Other -> Template
{"NAME":"Wireless display","GPIO":[640,0,608,0,0,0,0,0,0,0,0,0,0,0],"FLAG":0,"BASE":18}
Save
Configuration -> Configure module -> select Wireless display (0)
Display
Display should now be detected, and display date/time. (DisplayMode 1 is the default)
Initial settings
DisplayRotate 2 to rotate it upside-down.
Displaying text
Set mode
DisplayMode 0
Single line, no formatting
DisplayText Hello world
Multi line
3 rows/7 chars (DisplayFont 2, 24px height, last line is cut a bit)
DisplayText [zl1c1]1234567[l2]1234567[l3]1234567
5 rows/18 chars (DisplayFont 1 is the default, 12px height)
DisplayText [zl1c1]123456789012345678[l2]123456789012345678[l3]123456789012345678[l4]123456789012345678[l5]123456789012345678
8 rows/21 chars (DisplayFont 0, 8px height)
DisplayText [zl1c1]123456789012345678901[l2]123456789012345678901[l3]123456789012345678901[l4]123456789012345678901[l5]123456789012345678901[l6]123456789012345678901[l7]123456789012345678901[l8]123456789012345678901
8 rows/25 chars (DisplayFont 3, 8px height)
DisplayText [zl1c1]1234567890123456789012345[l2]1234567890123456789012345[l3]1234567890123456789012345[l4]1234567890123456789012345[l5]1234567890123456789012345[l6]1234567890123456789012345[l7]1234567890123456789012345[l8]1234567890123456789012345