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PCF8531 Datasheet(PDF) 38 Page - NXP Semiconductors

Part # PCF8531
Description  34 x 128 pixel matrix driver
PDF  44 Pages
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Manufacturer  NXP [NXP Semiconductors]
Direct Link  http://www.nxp.com
Logo NXP - NXP Semiconductors

PCF8531 Datasheet(HTML) 38 Page - NXP Semiconductors

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PCF8531_4
© NXP B.V. 2008. All rights reserved.
Product data sheet
Rev. 04 — 13 June 2008
38 of 44
NXP Semiconductors
PCF8531
34 x 128 pixel matrix driver
23
10100000
HV-gen command page; set
VLCD = 7.71 V;
VOP[6:0] = 0100000
24
01000000
control byte; Co = 0; RS = 1
25
00011111
data write; Y and X are
initialized to 0 by default, so
they are not set here
26
00000101
data write
27
00000111
data write
28
00000000
data write
29
00011111
data write
30
00000100
data write
31
00011111
data write; last data and stop
transmission
32
011110SA0
0
repeated start; slave address;
R/W=0
Table 17.
Programming example for PCF8531 …continued
Step
Serial bus byte
Display
Operation
DB7
DB6
DB5
DB4
DB3
DB2
DB1
DB0
mgs405
mgs406
mgs407
mgs407
mgs409
mgs410
mgs411
mgs411



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