Register Set - NEC VR4181 mPD30181 User Manual

64-/32-bit microprocessor hardware
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14.3 Register Set

The PIU registers are listed below.
Physical address
0x0B00 0122
0x0B00 0124
0x0B00 0126
0x0B00 0128
0x0B00 012A
0x0B00 0130
0x0B00 0132
0x0B00 013E
0x0B00 02A0
0x0B00 02A2
0x0B00 02A4
0x0B00 02A6
0x0B00 02A8
0x0B00 02AA
0x0B00 02AC
0x0B00 02AE
0x0B00 02B0
0x0B00 02B2
0x0B00 02B4
0x0B00 02B6
0x0B00 02BC
0x0B00 02BE
State of interrupt requests caused by the PIU is indicated and can be set in the following registers, which are
included in the ICU (refer to CHAPTER 9 INTERRUPT CONTROL UNIT (ICU) for details).
Physical address
0x0B00 0082
0x0B00 008E
280
CHAPTER 14 TOUCH PANEL INTERFACE UNIT (PIU)
Table 14-1. PIU Registers
R/W
Register symbol
R/W
PIUCNTREG
R/W
PIUINTREG
R/W
PIUSIVLREG
R/W
PIUSTBLREG
R/W
PIUCMDREG
R/W
PIUASCNREG
R/W
PIUAMSKREG
R
PIUCIVLREG
R/W
PIUPB00REG
R/W
PIUPB01REG
R/W
PIUPB02REG
R/W
PIUPB03REG
R/W
PIUPB10REG
R/W
PIUPB11REG
R/W
PIUPB12REG
R/W
PIUPB13REG
R/W
PIUAB0REG
R/W
PIUAB1REG
R/W
PIUAB2REG
R/W
PIUAB3REG
R/W
PIUPB04REG
R/W
PIUPB14REG
Table 14-2. PIU Interrupt Registers
R/W
Register symbol
R
PIUINTREG
R/W
MPIUINTREG
User's Manual U14272EJ3V0UM
Function
PIU Control register
PIU Interrupt cause register
PIU Data sampling interval register
PIU A/D converter start delay register
PIU A/D command register
PIU A/D port scan register
PIU A/D scan mask register
PIU data sampling period count register
PIU page 0 buffer 0 register
PIU page 0 buffer 1 register
PIU page 0 buffer 2 register
PIU page 0 buffer 3 register
PIU page 1 buffer 0 register
PIU page 1 buffer 1 register
PIU page 1 buffer 2 register
PIU page 1 buffer 3 register
PIU A/D scan buffer 0 register
PIU A/D scan buffer 1 register
PIU A/D scan buffer 2 register
PIU A/D scan buffer 3 register
PIU page 0 buffer 4 register
PIU page 1 buffer 4 register
Function
PIU interrupt indication register
PIU interrupt mask register

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