參數(shù)資料
型號: TPS65072TRSLRQ1
廠商: TEXAS INSTRUMENTS INC
元件分類: 電源管理
英文描述: POWER SUPPLY SUPPORT CKT, PQCC48
封裝: 6 X 6 MM, 0.4 MM PITCH, PLASTIC, QFN-48
文件頁數(shù): 31/90頁
文件大?。?/td> 1375K
代理商: TPS65072TRSLRQ1
www.ti.com
SLVSAP7 – JANUARY 2011
Table 2. TSC Modes (continued)
CONTROL MULTIPLEXER
CONNECTIONS
MODE
MEASUREMENT
TSC_M2
TSC_M1
TSC_M0
TSX1
TSX2
TSY1
TSY2
1
0
A/D
ADC used as stand alone
TGATE
ADC using its analog inputs
1
OPEN
Disabled (no interrupt)
None
If the Touch screen multiplexer is set to disabled mode [111], touch to the screen will not be detected. Standby
mode is entered by setting TSC_M[2:0] to 101. When there is a touch, the controller will detect a change in
voltage at the TSX1 point and after a 8ms deglitch the INT pin will be asserted if the interrupt is unmasked in
register INT. Once the host detects the interrupt signal, will enable the ADC converter and set the TSC_M<2:0>
via the I2C bus to select any of five measurements (position, pressure, plate) as shown in Table 3.
Copyright 2011, Texas Instruments Incorporated
37
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