NXP Semiconductors
UM11009
PCA9745B demonstration board OM13524
UM11009
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© NXP Semiconductors N.V. 2016. All rights reserved.
User manual
Rev. 1 — 23 June 2016
18 of 28
0,06,05,Comments: LEDOUT1
,04,05
0,08,05,Comments: LEDOUT2
,06,05
0,0A,05,Comments: LEDOUT3
,08,05
0,02,05,Comments: set Exponential adjust for gradation
,0A,05
0,50,C3,Comments: set RAMP_RATE_GRP0
,02,05
0,52,47,Comments: set STEP_TIME_GRP0
,50,C3
0,54,D2,Comments: set HOLD_CNTL_GRP0
,52,47
0,56,80,Comments: set IREF_GRP0
,54,D2
0,58,C3,Comments: set RAMP_RATE_GRP1
,56,80
0,5A,47,Comments: set STEP_TIME_GRP1
,58,C3
0,5C,D2,Comments: set HOLD_CNTL_GRP1
,5A,47
0,5E,80,Comments: set IREF_GRP1
,5C,D2
0,70,33,Comments: set GRAD_MODE_SEL0
,5E,80
0,72,33,Comments: set GRAD_MODE_SEL1
,70,33
0,74,E4,Comments: set GRAD_GRP_SEL0
,72,33
0,76,E4,Comments: set GRAD_GRP_SEL1
,74,E4
0,78,E4,Comments: set GRAD_GRP_SEL2
,76,E4
0,7A,E4,Comments: set GRAD_GRP_SEL3
,78,E4
0,82,01,Comments: must set IREFALL = 01 during gradation
,7A,E4
2000,7C,0F,Comments: set GRAD_CNTL