NEC VR4181 mPD30181 User Manual page 288

Bit Name
3 to 0 ADCMD(3:0)
This register switches input/output and sets output level for each port during a command scanning operation.
The setting of the TPYD bits are invalid when a port is set as input in the TPYEN bits.
The setting of the TPXD bits are invalid when a port is set as input in the TPXEN bits.
288
CHAPTER 14 TOUCH PANEL INTERFACE UNIT (PIU)
A/D converter input port selection for command scan
1111 : A/D converter standby mode request
1110 : RFU
:
1000 : RFU
0111 : AUDIOIN port
0110 : ADIN2 port
0101 : ADIN1 port
0100 : ADIN0 port
0011 : TPY1 port
0010 : TPY0 port
0001 : TPX1 port
0000 : TPX0 port
User's Manual U14272EJ3V0UM
Function
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