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2.3.3. 4-line displays
Shown after reset (with N=1).
Table 2.7. DDRAM address usage for a 4-line LCD Display size Visible
Character positions DDRAM addresses
4*16
00..15 [1] [2]00h..0Fh + 40h..4Fh + 14h..23h + 54h..63h4*20
00..1900h..13h + 40h..53h + 14h..27h + 54h..67h4*40
(00..39) on 1st controller and
(00..39) on 2nd(00h..27h + 40h..67h) on 1st controller and
(00h..27h + 40h..67h) on 2nd.
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