OPTION_REG datasheet(115/222 Pages) MICROCHIP

115 / 222 page

 2013 Microchip Technology Inc.

DS22331A-page 115

MCP19111

PORTGPB: PORTGPB REGISTER

R/W-x

U-x

R/W-x

GPB7

GPB6

GPB5

GPB4

—

GPB2

GPB1

GPB0

bit 7

bit 0

Legend:

R = Readable bit

P = Programmable bit

U = Unimplemented bit, read as ‘0’

-n = Value at POR

‘1’ = Bit is set

‘0’ = Bit is cleared

x = Bit is unknown

bit 7-4

GPB<7:4>: General Purpose I/O Pin bit

= Port pin is > VIH

= Port pin is < VIL

bit 3

Unimplemented: Read as ‘0’

bit 2-0

GPB<2:0>: General Purpose I/O Pin bit

= Port pin is > VIH

= Port pin is < VIL

TRISGPB: PORTGPB TRI-STATE REGISTER

R/W-1

U-1

R/W-1

TRISB7

TRISB6

TRISB5

TRISB4

—

TRISB2

TRISB1

TRISB0

bit 7

bit 0

Legend:

R = Readable bit

P = Programmable bit

U = Unimplemented bit, read as ‘0’

-n = Value at POR

‘1’ = Bit is set

‘0’ = Bit is cleared

x = Bit is unknown

bit 7-4

TRISB<7:4>: PORTGPB Tri-State Control bit

= PORTGPB pin configured as an input (tri-stated)

= PORTGPB pin configured as an output

bit 3

Unimplemented: Read as ‘1’

bit 2-0

TRISB<2:0>: PORTGPB Tri-State Control bit

= PORTGPB pin configured as an input (tri-stated)

= PORTGPB pin configured as an output

OPTION_REG 数据表(PDF) 115 Page - Microchip Technology

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