TMP92CZ26A

92CZ26A-571

(b) X position measurement (Start AD conversion)

(tsicr0)=c5h : Set SMX, SPX to ON. Set the input gate of P97, P96 to OFF.
(admod1)=b0h : Set to AN3.
(admod0)=08h : Start AD conversion.

A
VSS
(
PX/P96/INT4
)
(PY/P97)
VREFH
VREFL
PXEN
PYEN
MXEN
MYEN
A
N3
A
N2
(MY/PG3)
A
VCC
(MX/PG2)
VREFH
VREFL
A
VCC
A
VSS
A
D Converter
Touch screen control
TSI7
SP
Y
SPX
SMX SMY
PXD (typ.50kΩ)

Dec.

INT4
PTST

Internal data bus

Y+
Y
-
Touch
Screen
X+
X-

TMP92CZ26A

ON
ON