參數(shù)資料
型號: PCF8531
廠商: NXP Semiconductors N.V.
英文描述: 34×128 pixel matrix driver(34×128 像素矩陣驅(qū)動器)
中文描述: 34 × 128像素矩陣驅(qū)動器(34 × 128像素矩陣驅(qū)動器)
文件頁數(shù): 16/44頁
文件大?。?/td> 212K
代理商: PCF8531
2000 Feb 11
16
Philips Semiconductors
Product specification
34
×
128 pixel matrix driver
PCF8531
Table 5
Instruction set
Note
1.
R/W is set in the slave address byte; Co and RS are set in the control byte.
INSTRUCTION
I
2
C-BUS
COMMAND
(1)
I
2
C-BUS COMMAND BYTE
DESCRIPTION
RS
R/W
DB7
DB6
DB5
DB4
DB3
DB2
DB1
DB0
H
1
and H
0
= don’t care (H independent command page)
NOP
Write data
Set default H[1:0]
0
1
0
0
0
0
0
0
0
0
0
0
0
0
no operation
write data to display RAM
select H[1:0] = 0
D
7
0
D
6
0
D
5
0
D
4
0
D
3
0
D
2
0
D
1
0
D
0
1
H
1
= 0 and H
0
= 0 (function and RAM command page)
Instruction set
Function set
0
0
0
0
0
0
0
0
0
1
0
0
1
0
0
H1
V
H0
0
select command page
power-down control;
entry mode
set Yaddress of RAM;
0
Y
5
set X address part of
RAM; 0
X
127
PD
Set Yaddress of
RAM
Set X address of
RAM
0
0
0
1
0
0
0
Y
2
Y
1
Y
0
0
0
1
X
6
X
5
X
4
X
3
X
2
X
1
X
0
H
1
= 0 and H
0
= 1 (display setting command page)
Multiplex rate
Display control
Bias system
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
0
1
0
1
D
M1
IM
BS
1
M0
E
BS
0
select multiplex rate
set display configuration
set Bias System (BSx)
BS
2
H
1
= 1 and H
0
= 0 (HV-gen command page)
HV-gen control
0
0
0
0
0
0
0
1
PRS
HVE set V
LCD
programming
range
S0
set voltage multiplication
factor
TC
0
set temperature
coefficient
X
do not use (reserved for
test)
HV-gen
configuration
Temperature control
0
0
0
0
0
0
1
0
S1
0
0
0
0
1
0
0
TC
2
TC
1
Test modes
0
0
0
1
X
X
X
X
X
V
LCD
control
0
0
1
V
OP6
V
OP5
V
OP4
V
OP3
V
OP2
V
OP1
V
OP0
set V
LCD
register
0
V
OP
127
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