PCA8537(2012) View Datasheet(PDF) - NXP Semiconductors.
Part Name
Description
Manufacturer
PCA8537 Datasheet PDF : 82 Pages
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NXP Semiconductors
PCA8537
Automotive LCD driver for multiplex rates up to 1:8
8.1.5 Command: Temp-msr-ctrl
The Temp-msr-ctrl command enables or disables the temperature measurement block
and the temperature compensation of VLCD.
Table 9. Temp-msr-ctrl - temperature measurement control command bit description
For further information, see Section 8.4.4 on page 28.
Bit
Symbol
Binary value Description
7 to 2 -
1100 10
fixed value
1
TCE
temperature compensation switch
0
no temperature compensation of VLCD
possible
0
TME
1[1]
temperature compensation of VLCD possible
temperature measurement switch
0
temperature measurement disabled:
no temperature readout possible
1[1]
temperature measurement enabled:
temperature readout possible
[1] Default value.
8.1.6 Command: Temp-comp
The Temp-comp command allows setting the temperature compensation coefficients for
each of the temperature regions SFA to SFD. For further information, see Section 8.4.4.2.
Table 10. Temp-comp - temperature compensation coefficients command
For further information, see Section 8.4.4 on page 28.
Bit
Symbol
Binary value Description
SLA
7 to 3 -
00011
fixed value
2 to 0 SLA[2:0]
000[1] to 111 temperature compensation coefficient SLA,
see Table 26 on page 30
SLB
7 to 3 -
0010 0
fixed value
2 to 0 SLB[2:0]
000[1] to 111 temperature compensation coefficient SLB,
see Table 26 on page 30
SLC
7 to 3 -
0010 1
fixed value
2 to 0 SLC[2:0]
000[1] to 111 temperature compensation coefficient SLC,
see Table 26 on page 30
SLD
7 to 3 -
0011 0
fixed value
2 to 0 SLD[2:0]
000[1] to 111 temperature compensation coefficient SLD,
see Table 26 on page 30
[1] Default value.
PCA8537
Product data sheet
All information provided in this document is subject to legal disclaimers.
Rev. 1 — 31 May 2012
© NXP B.V. 2012. All rights reserved.
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