SIO1007 datasheet(69/108 Pages) MICROCHIP

部件名	SIO1007

功能描述	LPC Super I/O LPC IrDA Hot Docking Chip with UART

PDF	108 Pages

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制造商	MICROCHIP [Microchip Technology]

网页	http://www.microchip.com

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 2005 - 2015 Microchip Technology Inc.

DS00002020A-page 69

SIO1007

18.4.25

CR19

CR19 can only be accessed in the configuration state and after the CSR has been initialized to 19h. CR19 is directly

connected to the SCE Register Block Three, Address 0x05 in the CIRCC2 block

TABLE 18-19: IRQ ENCODING

Bits [7:4]

IRQ Selected

0000

NONE

0001

IRQ_1

0010

IRQ_2

0011

IRQ_3

0100

IRQ_4

0101

IRQ_5

0110

IRQ_6

0111

IRQ_7

1000

IRQ_8

1001

IRQ_9

1010

IRQ_10

1011

IRQ_11

1100

IRQ_12

1101

IRQ_13

1110

IRQ_14

1111

IRQ_15

TABLE 18-20: DMA SELECTION

Bits [3:0]

DMA Selected

0000

RESERVED

0001

DMA1

0010

DMA2

0011

DMA3

0100

RESERVED

....

….

1110

RESERVED

1111

NONE

TABLE 18-21: CR19

CIRCC2 Software Select A

Type: R/W

Default: 0x00 on VCC POR

BIT NO.

BIT NAME

DESCRIPTION

0-7

Software Select A

These bits are directly connected to SCE Register Block Three, Address

0x05 in the CIRCC2 block.

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