PCF2114AU/10 PHILIPS [NXP Semiconductors], PCF2114AU/10 Datasheet - Page 45

• Manufacturer Part Number: PCF2114AU/10
• Description: LCD controller/drivers
• Manufacturer: PHILIPS [NXP Semiconductors]

Table 7 8-bit operation, 2-line display example; using internal reset
STEP
10
1
2
3
4
5
6
7
8
9
power supply on (PCF2116 is initialized by the internal reset
function)
function set
display on/off control
entry mode set
Write data to CGRAM/DDRAM
w
write data to CGRAM/DDRAM
set DDRAM address
write data to CGRAM/ DDRAM
RS
0
0
0
1
1
0
1
R/W DB7 DB6 DB5 DB4 DB3 DB2 DB1 DB0
0
0
0
0
0
0
0
0
0
0
0
0
1
0
0
0
0
1
1
1
1
INSTRUCTION
1
0
0
0
0
0
0
1
0
0
1
1
0
0
1
1
0
0
0
0
1
0
1
1
0
0
0
1
0
1
1
0
1
0
0
0
0
0
0
1
0
1
_
_
P_
PHILIPS_
PHILIPS
_
PHILIPS
M_
DISPLAY
|
|
|
Initialized. No display appears.
Sets to 8-bit operation, selects 2-line display and voltage
generator off.
Turns on display and cursor. Entire display is blank after
initialization.
Sets mode to increment the address by 1 and to shift the
cursor to the right at the time of write to the CG/DDRAM.
Display is not shifted.
Writes ‘P’. The DDRAM has already been selected by
initialization at power-on. The cursor is incremented by 1
and shifted to the right.
Writes ‘S’.
Sets DDRAM address to position the cursor at the head of
the 2nd line.
Writes ‘M’.
OPERATION