pcf8535 NXP Semiconductors, pcf8535 Datasheet - Page 38

• Manufacturer Part Number: pcf8535
• Description: 65 X 133 Pixel Matrix Driver
• Manufacturer: NXP Semiconductors

Philips Semiconductors
13 APPLICATION INFORMATION
Table 21 Programming example for PCF8535
2001 Nov 07
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
STEP
65
START condition
DB7 DB6 DB5 DB4 DB3 DB2 DB1 DB0 BLANK
0
DB7 DB6 DB5 DB4 DB3 DB2 DB1 DB0 BLANK
0
DB7 DB6 DB5 DB4 DB3 DB2 DB1 DB0 BLANK
0
DB7 DB6 DB5 DB4 DB3 DB2 DB1 DB0 BLANK
0
DB7 DB6 DB5 DB4 DB3 DB2 DB1 DB0 BLANK
0
DB7 DB6 DB5 DB4 DB3 DB2 DB1 DB0 BLANK
0
DB7 DB6 DB5 DB4 DB3 DB2 DB1 DB0 BLANK
0
DB7 DB6 DB5 DB4 DB3 DB2 DB1 DB0 BLANK
1
DB7 DB6 DB5 DB4 DB3 DB2 DB1 DB0 BLANK
0
DB7 DB6 DB5 DB4 DB3 DB2 DB1 DB0 BLANK
0
DB7 DB6 DB5 DB4 DB3 DB2 DB1 DB0 BLANK
0
DB7 DB6 DB5 DB4 DB3 DB2 DB1 DB0 BLANK
0
DB7 DB6 DB5 DB4 DB3 DB2 DB1 DB0 BLANK
1
DB7 DB6 DB5 DB4 DB3 DB2 DB1 DB0 BLANK
0
START condition
DB7 DB6 DB5 DB4 DB3 DB2 DB1 DB0 BLANK
0
133 pixel matrix driver
1
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
0
0
0
0
0
0
0
0
0
0
0
1
0
1
SERIAL BUS BYTE
1
0
0
1
0
1
0
0
0
0
0
1
0
0
1
1
0
0
0
1
0
0
0
0
1
1
0
1
0
1
SA1 SA0 0
0
0
0
1
0
1
1
0
1
0
0
0
1
SA1 SA0 0
0
0
0
1
1
1
0
0
0
0
1
0
1
0
1
0
0
0
0
0
1
1
1
0
0
1
38
BLANK
BLANK
DISPLAY
(1)
start
slave address, R/W = 0
control byte, Co = 0, D/C = 0
H[2:0] independent command;
select function and RAM command
page H[1:0] = 111
function and RAM command page;
PD = 0, V = 0
function and RAM command page;
select display setting command
page H[1:0] = 110
display setting command page; set
bias system to
display setting command page; set
normal mode (D = 1, E = 0)
select Mux rate 1 : 65
H[2:0] independent command;
select function and RAM command
page H[1:0] = 111
function and RAM command page;
select HV-gen command page
H[2:0] = 101
HV-gen command page; select
voltage multiplication factor 3
S[1:0] = 01
HV-gen command page; select
temperature coefficient 2
TC[2:0] = 010
HV-gen command page; set
V
V
HV-gen command page; select
HIGH V
(PRS = 1), voltage multiplier on
(HVE = 1)
repeat start
slave address, R/W = 0
LCD
OP
[6:0] = 0101000
= 12.02 V;
LCD
OPERATION
programming range
1
Product specification
/
9
(BS[2:0] = 010)
PCF8535