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PRELIMINARY
S3C6400 RISC MICROPROCESSOR
ADC AND TOUCH SCREEN INTERFACE
39-9
Preliminary product information describe products that are in development,
for which full characterization data and associated errata are not yet available.
Specifications and information herein are subject to change without notice.
ADC CONVERSION DATA REGISTER (ADCDAT1)
Register
Address
R/W
Description
Reset Value
ADCDAT1 0x7E00B010 R
ADC
Conversion Data Register
-
ADCDAT1
Bit
Description
Initial State
UPDOWN
[15]
Up or Down state of Stylus at Waiting for Interrupt Mode.
0 = Stylus down state.
1 = No stylus down state.
-
AUTO_PST
[14]
Automatic sequencing conversion of X-Position and Y-
Position
0 = Normal ADC conversion.
1 = Sequencing measurement of X-position, Y-position.
-
XY_PST
[13:12]
Manual measurement of X-Position or Y-Position.
00 = No operation mode
01 = X-position measurement
10 = Y-position measurement
11 = Waiting for Interrupt Mode
-
Reserved [11:10]
Reserved
YPDATA
[9:0]
Y-Position Conversion data value
Data value : 0x0 ~ 0x3FF
-