参数资料
型号: TPS65072TRSLRQ1
厂商: TEXAS INSTRUMENTS INC
元件分类: 电源管理
英文描述: POWER SUPPLY SUPPORT CKT, PQCC48
封装: 6 X 6 MM, 0.4 MM PITCH, PLASTIC, QFN-48
文件页数: 46/90页
文件大小: 1375K
代理商: TPS65072TRSLRQ1
SLVSAP7 – JANUARY 2011
www.ti.com
TSCMODE. Register Address: 08h
TSCMODE
B7
B6
B5
B4
B3
B2
B1
BO
Bit name and function
TSC_M2
TSC_M1
TSC_M0
Default
0
1
Set by signal
Default value loaded by:
UVLO
Read/write
R
R/W
Bit 3..0 MODE SELECT BITS FOR THE TOUCH SCREEN INTERFACE
Note: Data conversions using the touch screen interface require setting the touch screen mode with register
TSCMODE and selecting the analog input channel for the ADC according to the following table.
Measurement of x-position:
Set TSCMODE to 000 to select x-position measurement
Set Bit AD ENABLE=1 to provide power to the ADC.
Set input select for the ADC in register ADCONFIG to 1110 (AD_IN14 selected).
Start a conversion by setting CONVERSION START=1; wait until END OF CONVERSION=1
Read register ADRESULT_1 and ADRESULT_2
TSC_M2
TSC_M1
TSC_M0
TSX1
TSX2
TSY1(AD_ TSY2(AD_
MODE
MEASUREMENT
(AD_IN1)
(AD_IN2)
IN3)
IN4)
0
TSREF
GND
A/D
HiZ
X-Position
Voltage TSY1
0
1
A/D
HiZ
TSREF
GND
Y-Position
Voltage TSX1
0
1
0
TSREF
GND
Pressure
Current TSX1 and
TSX2
0
1
TSREF
GND
HiZ
Plate X
Current TSX1
1
0
HiZ
TSREF
GND
Plate Y
Current TSY1
1
0
1
V2
GND
TSC standby
Voltage TSX1 and
TSX2
1
0
A/D
Voltage measurement
with ADC
1
open
TSC and ADC
disabled (no interrupt
generation)
ADRESULT_1. Register Address: 09h
ADRESULT_1
B7
B6
B5
B4
B3
B2
B1
BO
Bit name and function
AD_BIT7
AD_BIT6
AD_BIT5
AD_BIT4
AD_BIT3
AD_BIT2
AD_BIT1
AD_BIT0 LSB
Default
x
Set by signal
Default value loaded
R
by:
Read/write
50
Copyright 2011, Texas Instruments Incorporated
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