PCF8531U2D NXP [NXP Semiconductors], PCF8531U2D Datasheet - Page 44

• Manufacturer Part Number: PCF8531U2D
• Description: 34 x 128 pixel matrix driver Single-chip LCD controller and driver
• Manufacturer: NXP [NXP Semiconductors]

NXP Semiconductors
Table 17.
PCF8531
Product data sheet
Step
33
34
35
36
37
38
39
40
41
42
43
44
Programming example for PCF8531
Serial bus byte
DB7 DB6 DB5 DB4 DB3 DB2 DB1 DB0
1
0
1
0
1
0
1
0
1
1
0
0
0
0
0
0
0
0
0
0
0
0
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
All information provided in this document is subject to legal disclaimers.
0
0
0
1
0
0
0
1
0
0
0
0
0
0
0
0
0
0
0
1
0
0
0
0
…continued
Rev. 6 — 16 May 2011
0
0
0
0
0
0
0
0
0
0
0
0
0
1
0
1
0
1
0
1
0
0
0
0
Display
mgs414
mgs411
mgs411
mgs412
mgs412
mgs412
mgs412
34 x 128 pixel matrix driver
Operation
control byte; Co = 1; RS = 0
H[1:0] independent
command; select function
and RAM command page
H[1:0] = 00
control byte; Co = 1; RS = 0
function and RAM command
page; select display setting
command page H[1:0] = 01
control byte; Co = 1; RS = 0
H[1:0] independent
command; select function
and RAM command page
H[1:0] = 00
control byte; Co = 1; RS = 0
display control; set inverse
video mode (D = 1; E = 1
and IM = 0)
control byte; Co = 1; RS = 0
set X address of RAM; set
address to ‘0000000’
control byte; Co = 0; RS = 1
data write
PCF8531
© NXP B.V. 2011. All rights reserved.
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