參數(shù)資料
型號(hào): PCF2105MU
廠商: NXP Semiconductors N.V.
英文描述: LCD controller/driver
中文描述: LCD控制器/驅(qū)動(dòng)器
文件頁數(shù): 40/48頁
文件大?。?/td> 289K
代理商: PCF2105MU
1
4
P
P
L
P
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_
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7
I
2
C-bus start
_
for writing data to DDRAM, RS must be set to logic 1; therefore
a control byte is needed
8
slave address for write
SA6
SA5
0
1
send a control byte for write data
Co
RS
R/W
0
1
0
write data to DDRAM
DB7
DB6
DB5
1
1
0
write data to DDRAM
DB7
DB6
DB5
1
1
0
_
SA4
1
SA3
1
SA2
0
SA1
1
SA0
0
R/W
0
Ack
1
9
_
Ack
1
10
P_
writes ‘P’; the DDRAM has been selected at power-up;
the cursor is incremented by 1 and shifted to the right
DB4
1
DB3
0
DB2
0
DB1
0
DB0
0
Ack
1
11
PH_
writes ‘H’
DB4
0
DB3
1
DB2
0
DB1
0
DB0
0
Ack
1
12
to
15
|
|
|
|
16
write data to DDRAM
DB7
DB6
1
1
(optional I
2
C-bus stop) I
2
C-bus start + slave address for
write (as step 8)
control byte
Co
RS
R/W
Ack
1
0
0
1
return home
DB7
DB6
DB5
DB4
DB3
0
0
0
0
control byte for read
Co
RS
R/W
Ack
0
1
1
1
I
2
C-bus start
PHILIPS_
writes ‘S’
DB5
0
DB4
1
DB3
0
DB2
0
DB1
1
DB0
1
Ack
1
17
PHILIPS_
18
PHILIPS_
19
PHILIPS
sets DDRAM address 0 in AC; also returns shifted display to
original position; DDRAM contents unchanged; this instruction
does not update the DR
DB2
0
DB1
1
DB0
0
Ack
0
1
20
PHILIPS
DDRAM content will be read from following instructions;
the R/W has to be set to logic 1 while still in I
2
C-bus write mode
21
PHILIPS
STEP
INSTRUCTION
DISPLAY
OPERATION
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