pcf8534a NXP Semiconductors, pcf8534a Datasheet - Page 23

• Manufacturer Part Number: pcf8534a
• Description: Universal Lcd Driver For Low Multiplex Rates
• Manufacturer: NXP Semiconductors

NXP Semiconductors
PCF8534A_3
Product data sheet
Table 10.
Table 11.
See
Table 12.
See
Table 13.
See
[1]
Bit
1 to 0
Bit
7
6 to 0
Bit
7 to 3
2 to 0
Bit
7 to 2
1
0
The bank select command has no effect in 1:3 or 1:4 multiplex drive modes.
Section
Section
Section
Symbol
M[1:0]
Symbol
-
P[6:0]
Symbol
-
A[2:0]
Symbol
-
I
O
Mode set command bit description
Load data pointer command bit description
Device select command bit description
Bank select command bit description
7.11.
7.12.
7.10,
Section
Value
01
10
11
00
Value
0
000 0000 to
011 1011
Value
1 1100
000 to 111
Rev. 03 — 10 November 2008
Value
11 1110
0
1
0
1
7.11,
Section
Description
Static
fixed value
input bank selection: storage of arriving display data
output bank selection: retrieval of LCD display data
Description
LCD drive mode selection
Description
fixed value
7-bit binary value of 0 to 59
Description
fixed value
3-bit binary value of 0 to 7
RAM bit 0
RAM bit 2
RAM bit 0
RAM bit 2
static; 1 backplane
1:2 multiplex; 2 backplanes
1:3 multiplex; 3 backplanes
1:4 multiplex; 4 backplanes
7.12,
Section 7.13
Universal LCD driver for low multiplex rates
…continued
and
Section
1:2 multiplex
RAM bits 0 and 1
RAM bits 2 and 3
RAM bits 0 and 1
RAM bits 2 and 3
7.14.
PCF8534A
© NXP B.V. 2008. All rights reserved.
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