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PCA9620 数据表(PDF) 8 Page - NXP Semiconductors

部件名 PCA9620
功能描述  Universal LCD driver for low multiplex rates
PDF  71 Pages
Scroll/Zoom Zoom In 100%  Zoom Out
制造商  NXP [NXP Semiconductors]
网页  http://www.nxp.com
标志 NXP - NXP Semiconductors

PCA9620 数据表(HTML) 8 Page - NXP Semiconductors

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PCA9620
All information provided in this document is subject to legal disclaimers.
© NXP B.V. 2010. All rights reserved.
Product data sheet
Rev. 1 — 9 December 2010
8 of 71
NXP Semiconductors
PCA9620
Universal LCD driver for low multiplex rates
[1]
Default value.
7.1.7 Command: display-enable
[1]
Default value.
7.1.8 Command: set-MUX-mode
[1]
Default value.
7.1.9 Command: set-bias-mode
[1]
Default value.
7.1.10 Command: load-data-pointer
The load-data-pointer command defines one of the 60 display RAM addresses where the
following display data will be sent to. For further information, see Section 7.9.1 on
page 41.
Table 11.
Set-VPR-LSB - set VPR LSB command bit description
Bit
Symbol
Value
Description
7 to 4
-
0101
fixed value
3 to 0
VPR[3:0]
0000[1] to 1111 the four least significant bits of VPR[7:0]
Table 12.
Display-enable - display enable command bit description
Bit
Symbol
Value
Description
7 to 1
-
0011100
fixed value
0E
0[1]
display disabled;
backplane and segment outputs are internally
connected to VSS
1
display enabled
Table 13.
Set-MUX-mode - set multiplex drive mode command bit description
Bit
Symbol
Value
Description
7 to 3
-
00000
fixed value
2 to 0
M[2:0]
000[1], 011,
110, 111
1:8 multiplex drive mode: 8 backplanes
001
static drive mode: 1 backplane
010
1:2 multiplex drive mode: 2 backplanes
100
1:4 multiplex drive mode: 4 backplanes
101
1:6 multiplex drive mode: 6 backplanes
Table 14.
Set-bias-mode - set bias mode command bit description
Bit
Symbol
Value
Description
7 to 2
-
110001
fixed value
1 to 0
B[1:0]
00[1], 01
1
⁄
4 bias
11
1
⁄
3 bias
10
1
⁄
2 bias



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