NXP Semiconductors
UM10858
PN7462 family HW user manual
UM10858
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© NXP B.V. 2018. All rights reserved.
User manual
COMPANY PUBLIC
Rev. 1.4 — 14 May 2018
314514
48 of 345
Bit
Symbol
Access
Value
Description
0: Disable 2nd regulator
27:25
RESERVED
R/W
0x02
Do not modify value
24
TXLDO_RSTN_SOURCE_SEL
R/W
0x00
Source selection bit of TXLDO_digi
resetn.
0: resetn source = rst_pcr_system_n
1: resetn source = (~rst_pcr_system_n or
TXLDO_enable)
23
TXLDO_OVERCURRENT_EN
R/W
0x00
1: Enable overcurrent detection
0: Disable overcurrent detection
22:21
TXLDO_SELECT_ANT
R/W
0x00
Offset selection for detection range of
the TXLDO_DET_OUT
0 20mA
1 50mA
2 70mA
3 100mA
Measurement range of the 7 bit DAC with
corresponding offset
20 to 70mA, 50 to 100mA, 70 to 120mA &
100 to 150mA
20
RESERVED
R/W
0x00
Always set to 0
19:15
RESERVED
R/W
0x00
Do not modify value
14:8
TXLDO_DET_IN
R/W
0x00
Selection of Current Detection value for
manual current measurement. if value is
reached TXLDO_DET is set to 1
Minimum offset in TXLDO_SELECT_ANT
is 20 mA (so 0 means minimum is 20 mA
for the current threshold)
TXLDO_det_in[6:0]
Cur (mA)
0000000
0
0000001
0.39
0000010
0.78
0000100
1.56
0001000
3.12
0010000
6.24
0100000
12.48
1000000
24.96
1111111
50
7:5
TXLDO_SELECT
R/W
0x00
Selection of Tvdd supply
0 = 3 V
1 = 3.3 V
