PCF85133U/2DA/1Z View Datasheet(PDF) - NXP Semiconductors.
Part Name
Description
MFG CO.
'PCF85133U/2DA/1Z' PDF : 53 Pages View PDF
NXP Semiconductors
PCF85133
Universal LCD driver for low multiplex rates
Table 15. Bank-select command bit description[1]
See Section 7.10.5 and Section 7.10.6.
Bit
Symbol Value
Description
Static
1:2 multiplex
7 to 2 -
111110 fixed value
1
I
input bank selection: storage of arriving display data
0
RAM row 0
RAM rows 0 and 1
1
RAM row 2
RAM rows 2 and 3
0
O
output bank selection: retrieval of LCD display data
0
RAM row 0
RAM rows 0 and 1
1
RAM row 2
RAM rows 2 and 3
[1] The bank-select command has no effect in 1:3 or 1:4 multiplex drive modes.
Table 16. Blink-select command bit description
See Section 7.11.
Bit
Symbol Value
Description
7 to 3 -
11110
fixed value
2
AB
blink mode selection[1]
0
normal blinking
1
blinking by alternating display RAM banks
1 to 0 BF[1:0]
blink frequency selection[2]
00
off
01
1
10
2
11
3
[1] Normal blinking is assumed when the LCD multiplex drive modes 1:3 or 1:4 are selected.
[2] For the blink frequencies see Table 10.
7.13 Display controller
The display controller executes the commands identified by the command decoder. It
contains the status registers and coordinates their effects. The display controller also
loads the display data into the display RAM as required by the storage order.
PCF85133
Product data sheet
All information provided in this document is subject to legal disclaimers.
Rev. 3 — 4 July 2014
© NXP Semiconductors N.V. 2014. All rights reserved.
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