VR4102 datasheet(362/701 Pages) NEC

362 / 701 page

CHAPTER 18 GIU (GENERAL PURPOSE I/O UNIT)

362

18.2 REGISTER SET

The GIU registers are listed below.

Table 18-2. GIU Registers

Address

R/W

Function

0x0B00 0100

R/W

GIUIOSELL

GPIO Input/Output Select Register L

0x0B00 0102

R/W

GIUIOSELH

GPIO Input/Output Select Register H

0x0B00 0104

R/W

GIUPIODL

GPIO Port Input/Output Data Register L

0x0B00 0106

R/W

GIUPIODH

GPIO Port Input/Output Data Register H

0x0B00 0108

R/W

GIUINTSTATL

GPIO Interrupt Status Register L

0x0B00 010A

R/W

GIUINTSTATH

GPIO Interrupt Status Register H

0x0B00 010C

R/W

GIUINTENL

GPIO Interrupt Enable Register L

0x0B00 010E

R/W

GIUINTENH

GPIO Interrupt Enable Register H

0x0B00 0110

R/W

GIUINTTYPL

GPIO Interrupt Type (Edge or Level) Select Register L

0x0B00 0112

R/W

GIUINTTYPH

GPIO Interrupt Type (Edge or Level) Select Register H

0x0B00 0114

R/W

GIUINTALSELL

GPIO Interrupt Active Level Select Register L

0x0B00 0116

R/W

GIUINTALSELH

GPIO Interrupt Active Level Select Register H

0x0B00 0118

R/W

GIUINTHTSELL

GPIO Interrupt Hold/Through Select Register L

0x0B00 011A

R/W

GIUINTHTSELH

GPIO Interrupt Hold/Through Select Register H

0x0B00 011C

R/W

GIUPODATL

GPIO Port Output Data Register L

0x0B00 011E

R/W

GIUPODATH

GPIO Port Output Data Register H

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