參數(shù)資料
型號: PC2119VU
廠商: NXP Semiconductors N.V.
英文描述: KPTC 23C 21#20 2#16 PIN PLUG
中文描述: LCD控制器/驅(qū)動(dòng)器
文件頁數(shù): 45/60頁
文件大小: 260K
代理商: PC2119VU
1
4
P
P
L
P
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Table 14
8-bit operation, 1-line display and icon example; using external reset (character set ‘A’)
STEP
INTRODUCTION
DISPLAY
OPERATION
1
power supply on (PCF2119x is initialized by the external
reset)
function set
RS
R/W DB7 DB6 DB5 DB4 DB3 DB2 DB1 DB0
0
0
0
0
1
display mode on/off control
0
0
0
0
0
initialized; no display appears
2
sets to 8-bit operation, selects 1-line display and
V
LCD
= V
0
1
0
0
0
0
3
0
1
1
1
0
_
turns on display and cursor; entire display is blank after
initialization
4
entry mode set
0
0
0
0
0
0
0
1
1
0
_
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 address
0
0
0
1
0
0
0
0
0
0
_
sets the CGRAM address to position of character 0; the
CGRAM is selected
6
‘write data’ to CGRAM/DDRAM
1
0
0
0
0
0
1
0
1
0
_
writes data to CGRAM for icon even phase; icons appears
7
|
|
8
set CGRAM address
0
0
0
1
1
1
0
0
0
0
_
sets the CGRAM address to position of character 4; the
CGRAM is selected
9
‘write data’ to CGRAM/DDRAM
1
0
0
0
0
0
1
0
1
0
_
writes data to CGRAM for icon odd phase
10
|
|
11
function set
0
icon control
0
function set
0
0
0
0
1
1
0
0
0
1
_
sets H = 1
12
0
0
0
0
0
1
0
1
0
_
icons blink
13
0
0
0
1
1
0
0
0
1
_
sets H = 0
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