Samsung S3C6400X User Manual page 1135

ADC AND TOUCH SCREEN INTERFACE
ADC CONVERSION DATA REGISTER (ADCDAT0)
Register
ADCDAT0 0x7E00B00C
ADCDAT0
UPDOWN
AUTO_PST
XY_PST
Reserved
XPDATA
(Normal ADC)
Preliminary product information describe products that are in development,
for which full characterization data and associated errata are not yet available.
39-8
Specifications and information herein are subject to change without notice.
Address R/W
Bit
[15] Up or Down state of Stylus at Waiting for Interrupt Mode.
0 = Stylus down state.
1 = Stylus up state.
[14] Automatic sequencing conversion of X-Position and
Y-Position
0 = Normal ADC conversion.
1 = Sequencing measurement of X-position, Y-position.
[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
[11:10] Reserved
[9:0] X-Position Conversion data value
(Includes Normal ADC Conversion data value)
Data value : 0x0 ~ 0x3FF
Description
R ADC Conversion Data Register
Description
S3C6400 MICROPROCESSOR
Reset Value
-
Initial State
-
-
-
-