pca8534a NXP Semiconductors, pca8534a Datasheet - Page 25

• Manufacturer Part Number: pca8534a
• Description: Universal Lcd Driver For Low Multiplex Rates
• Manufacturer: NXP Semiconductors

NXP Semiconductors
PCA8534A_2
Product data sheet
7.18 Display controller
Table 15.
[1]
[2]
The display controller executes the commands identified by the command decoder. It
contains the status registers of the PCA8534A and coordinates their effects.
The controller also loads display data into the display RAM as required by the storage
order.
Bit
7 to 3
2
1 to 0
Only normal blinking can be selected in multiplexer 1:3 or 1:4 drive modes.
The blink frequencies are shown in
Symbol
-
A
BF[1:0]
Blink-select command bit description
All information provided in this document is subject to legal disclaimers.
Value
11110
0
1
00
01
10
11
Rev. 02 — 1 June 2010
Description
fixed value
blink mode selection
blink frequency selection
Table
normal blinking
blinking by alternating display RAM banks
off
1
2
3
7.
Universal LCD driver for low multiplex rates
[1]
[2]
PCA8534A
© NXP B.V. 2010. All rights reserved.
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