Datasheet

TPS65070, TPS65072, TPS65073
TPS650731, TPS650732, TPS650701, TPS650702, TPS650721
www.ti.com SLVS950G –JULY 2009–REVISED MAY 2013
ADCONFIG. Register Address: 07h
ADCONFIG B7 B6 B5 B4 B3 B2 B1 BO
Conversion End of INPUT INPUT INPUT INPUT
Bit name and function AD enable Vref enable
start conversion SELECT_3 SELECT_2 SELECT_1 SELECT_0
Default 0 0 1 0 0 0 0 0
Set by signal
Default value loaded by: UVLO UVLO UVLO UVLO UVLO UVLO UVLO UVLO
Read/write R/W R/W R R/W R/W R/W R/W R/W
Bit 7 AD ENABLE:
0 = A/D converter disabled
1 = A/D converter enabled
Bit 6 CONVERSION START
0 = no conversion in progress
1 = start A/D conversion, Bit is automatically cleared if conversion is done
Bit 5 END OF CONVERSION
0 = conversion did not finish
1 = conversion done
Bit 4 VREF ENABLE
0 = reference voltage LDO (pin BYPASS) for ADC is disabled
1 = reference voltage LDO (pin BYPASS) for ADC is enabled
Bit 3..0 INPUT SELECT – see table
INPUT INPUT INPUT INPUT FULL SCALE
INPUT SELECTED
SELECT_3 SELECT_2 SELECT_1 SELECT_0
INPUT VOLTAGE
0 0 0 0 2.25V Voltage at AD_IN1
0 0 0 1 2.25V Voltage at AD_IN2
0 0 1 0 2.25V Voltage at AD_IN3
0 0 1 1 2.25V Voltage at AD_IN4
0 1 0 0 2.25V Voltage at TS pin
0 1 0 1 2.25V Voltage at ISET pin == battery charge
current
0 1 1 0 6.0V Voltage at AC pin
0 1 1 1 6.0V Voltage at SYS pin
1 0 0 0 6.0V Input voltage of the charger
1 0 0 1 6.0V Voltage at BAT pins
1 0 1 0 6.0V Voltage at AD_IN5 (at pin
THRESHOLD)
1 0 1 1 6.0V Voltage at AD_IN6 (at pin ISET1)
1 1 0 0 6.0V Voltage at AD_IN7 (at pin ISET2)
1 1 1 0 2.25 Touch screen controller (TSC);
all functions
1 1 1 1 2.25 Touch screen controller (TSC);
x-position and y-position only
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TPS650721