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PIUASCNREG bit
manipulation
Note1
0 → 1
ADPSSTART
1 → 0
0 → 1
TPPSCAN
1 → 0
PIUCNTREG bit manipulation
Note1
0 → 1
ADPSSTART
1 → 0
0 → 1
TPPSCAN
1 → 0
Notes 1. Immediately after a transition to the ADPScan state, the bit is automatically cleared to 0.
2. After ADPScan is completed, the sequencer returns to the state in which the scan has started.
− : The bit change is retained but there is no state transition.
Remark
× : Setting prohibited (operation not guaranteed)
? : Combination of state and bit status before setting does not exist.
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CHAPTER 14 TOUCH PANEL INTERFACE UNIT (PIU)
Table 14-4. PIUASCNREG Bit Manipulation and States
Disable
×
ADPScan
×
−
−
Scan sequencer's state
Interval
Note2
ADPScan
ADPScan
?
×
?
User's Manual U14272EJ3V0UM
Scan sequencer's state
Standby
WaitPenTouch
Note2
ADPScan
?
?
−
−
−
−
ADPScan
CMDScan
Note2
×
×
?
×
×
×
×
DataScan
Note2
×
×
−
−
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