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(c) Y position measurement(Start AD conversion)
(tsicr0)=cah
(admod1)=a0h
(admod0)=08h
AVCC
Y+
Touch
Screen
X-
X+
Y-
VREFH
VREFL
AVSS
:
Set SMX, SPX to ON. Set the input gate of P97, P96 to OFF.
:
Set to AN2.
:
Start AD conversion.
TMP92CZ26A
ON
SPY
(PY/P97)
(PX/P96/INT4)
PXD (typ.50kΩ)
(MY/PG3)
(MX/PG2)
SMX
92CZ26A-572
SPX
Dec.
SMY
ON
TMP92CZ26A
Touch screen control
PXEN
PYEN
MXEN
PTST
MYEN
INT4
TSI7
AD Converter
AN3
AN2
AVCC
AVSS
VREFH
VREFL
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