PCF2119X_11 Datasheet, PDF (63/83 Pages) NXP Semiconductors – LCD controllers/drivers Single-chip LCD controller and driver

NXP Semiconductors
PCF2119x
LCD controllers/drivers
Table 41. 8-bit operation, 1-line display and icon example; using external reset (character set ‘A’)
Step Instruction
Display Operation
RS R/W DB7 DB6 DB5 DB4 DB3 DB2 DB1 DB0
1
power supply on
initialized by the external reset; no
display appears
2
Function_set
0000110000
sets to 8-bit operation, selects 1-line
display and V_LCD = V₀
3
Display_ctl
0000001110
turns on display and cursor; entire
display is blank after initialization
4
Entry_mode_set
0000000110
sets mode to increment the address
by 1 and to shift the cursor to the right
at the time of the write to the
DD/CGRAM; display is not shifted
5
Set_CGRAM
0001000000
sets the CGRAM address to position of
character 0; the CGRAM is selected
6
Write_data to CGRAM/DDRAM
1000001010
writes data to CGRAM for icon even
phase; icons appears
7
:
8
Set_CGRAM
0001110000
sets the CGRAM address to position of
character 4; the CGRAM is selected
9
Write_data to CGRAM/DDRAM
1000001010
writes data to CGRAM for icon odd
phase
10
:
11
Function_set
sets bit H = 1
0000110001
12
Icon_ctl
icons blink
0000001010
13
Function_set
sets bit H = 0
0000110001
14
Set_DDRAM
0010000000
sets the DDRAM address to the first
position; DDRAM is selected
15
Write_data to CGRAM/DDRAM
1001010000P
writes ‘P’; the cursor is incremented
by 1 and shifted to the right
16
Write_data to CGRAM/DDRAM
writes ‘H’
1 0 0 1 0 0 1 0 0 0 PH
17 to 21
:
PHILIPS writes ‘ILIPS’
22
Return_home
returns both display and cursor to the
0 0 0 0 0 0 0 0 1 0 PHILIPS ^{original position (address 0)}
PCF2119X
Product data sheet
All information provided in this document is subject to legal disclaimers.
Rev. 9 — 14 April 2011
© NXP B.V. 2011. All rights reserved.
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