MCP23016-ISLASHML datasheet(5/38 Pages) MICROCHIP

5 / 38 page

DS20090C-page 5

MCP23016

1.7

The register block contains the Configuration and Port registers, as shown in Table 1-5.

TABLE 1-5:

Name

Bit 7

Bit 6

Bit 5

Bit 4

Bit 3

Bit 2

Bit 1

Bit 0

Value on

POR

Port Registers

GP0

GP0.7

GP0.6

GP0.5

GP0.4

GP0.3

GP0.2

GP0.1

GP0.0

0000 0000

GP1

GP1.7

GP1.6

GP1.5

GP1.4

GP1.3

GP1.2

GP1.1

GP0.0

0000 0000

OLAT0

OL0.7

OL0.6

OL0.5

OL0.4

OL0.3

OL0.2

OL0.1

OL0.0

0000 0000

OLAT1

OL1.7

OL1.6

OL1.5

OL1.4

OL1.3

OL1.2

OL1.1

OL1.0

0000 0000

Configuration Registers

IPOL0

IGP0.7

IGP0.6

IGP0.5

IGP0.4

IGP0.3

IGP0.2

IGP0.1

IGP0.0

0000 0000

IPOL1

IGP1.7

IGP1.6

IGP1.5

IGP1.4

IGP1.3

IGP1.2

IGP1.1

IGP1.0

0000 0000

IODIR0

IOD0.7

IOD0.6

IOD0.5

IOD0.4

IOD0.3

IOD0.2

IOD0.1

IOD0.0

1111 1111

IODIR1

IOD1.7

IOD1.6

IOD1.5

IOD1.4

IOD1.3

IOD1.2

IOD1.1

IOD1.0

1111 1111

INTCAP0

ICP0.7

ICP0.6

ICP0.5

ICP0.4

ICP0.3

ICP0.2

ICP0.1

ICP0.0

xxxx xxxx

INTCAP1

ICP1.7

ICP1.6

ICP1.5

ICP1.4

ICP1.3

ICP1.2

ICP1.1

ICP1.0

xxxx xxxx

IOCON0

—

IARES

---- ---0

IOCON1

—

IARES

---- ---0

Legend: ‘1’ bit is set, ‘0’ bit is cleared, x = unknown, — = unimplemented.

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