參數(shù)資料
型號: TSC2302IRGZRG4
廠商: TEXAS INSTRUMENTS INC
元件分類: 消費家電
英文描述: SPECIALTY CONSUMER CIRCUIT, PQCC48
封裝: GREEN, PLASTIC, VQFN-48
文件頁數(shù): 33/85頁
文件大?。?/td> 1483K
代理商: TSC2302IRGZRG4
www.ti.com
www.ti.com
Turn On Drivers: X+, X -
Issue
Interrupt
PENIRQ
Is PENSTS =1
Start Clock
Is Panel Voltage
Stabilization Done
Convert X coordinates
Store X Coordinates in X
Register
Set /DAV = 0
Turn off clock
Screen
Touch
Done
Go To Host Controlled
Conversion
N
Power up ADC
Power Down ADC
Is Data
Averaging
N
Y
Done
Host Writes A/D
Converter Control
Register
Reset PENIRQ
Start Clock
Are Drivers On
Y
N
Y
Done
TSC2302
SLAS394 – JULY 2003
TOUCH SCREEN SCAN X COORDINATE HOST INITIATED
Figure 50. X Coordinate Reading Initiated by Host
39
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