寄存器

地址

R/W

描述

复位值

PCONB

0x01D20008

R/W

端口B的引脚配置

0x7ff

PDATB

0x01D2000C

R/W

端口B的数据寄存器  

Undef.

PCONB

Bit

描述

PB10

[10]

0 = Output

1 = nGCS5

PB9

[9]

0 = Output

1 = nGCS4

PB8

[8]

0 = Output

1 = nGCS3

PB7

[7]

0 = Output

1 = nGCS2

PB6

[6]

0 = Output

1 = nGCS1

PB5

[5]

0 = Output

1 = nWBE3/nBE3/DQM3

PB4

[4]

0 = Output

1 = nWBE2/nBE2/DQM2

PB3

[3]

0 = Output

1 = nSRAS/nCAS3

PB2

[2]

0 = Output

1 = nSCAS/nCAS2

PB1

[1]

0 = Output

1 = SCLK

PB0

[0]

0 = Output

1 = SCKE

PDATB

Bit

描述

PB[10:0]

[10:0]

当端口配置为输出时，对应脚的状态和该位的值相同，当端口配置为功能引脚时，如果读该位的值，将是一个不确定的值。

寄存器

地址

R/W

描述

复位值

PCONC

0x01D20010

R/W

C端口配置寄存器

0xaaaaaaaa

PDATC

0x01D20014

R/W

C端口数据寄存器

Undef

PUPC

0x01D20018

R/W

C端口上拉电阻配置寄存器

0x0

PCONC

Bit

描述

PC15

[31:30]

00 = Input  10 = DATA31

01 = Output  11 = nCTS0

PC14

[29:28]

00 = Input  10 = DATA30

01 = Output  11 = nRTS0

PC13

[27:26]

00 = Input  10 = DATA29

01 = Output  11 = RxD1

PC12

[25:24]

00 = Input  10 = DATA28

01 = Output  11 = TxD1

PC11

[23:22]

00 = Input  10 = DATA27

01 = Output  11 = nCTS1

PC10

[21:20]

00 = Input  10 = DATA26

01 = Output  11 = nRTS1

PC9

[19:18]

00 = Input  10 = DATA25

01 = Output  11 = nXDREQ1

PC8

[17:16]

00 = Input  10 = DATA24

01 = Output  11 = nXDACK1

PC7

[15:14]

00 = Input  10 = DATA23

01 = Output  11 = VD4

PC6

[13:12]

00 = Input  10 = DATA22

01 = Output  11 = VD5

PC5

[11:10]

00 = Input  10 = DATA21

01 = Output  11 = VD6

PC4

[9:8]

00 = Input  10 = DATA20

01 = Output  11 = VD7

PC3

[7:6]

00 = Input  10 = DATA19

01 = Output  11 = IISCLK

PC2

[5:4]

00 = Input  10 = DATA18

01 = Output  11 = IISDI

PC1

[3:2]

00 = Input  10 = DATA17

01 = Output  11 = IISDO

PC0

[1:0]

00 = Input  10 = DATA16

01 = Output  11 = IISLRCK

PDATC

Bit

描述

PC[15:0]

[15:0]

当端口配置为输入口时，该位的值时对应脚的状态。

当端口配置为输出口时，对应脚的状态和该位的值相同。

当端口配置为功能脚时，如果读该位的值，将是一个不确定的值。

PUPC

Bit

描述

PC[15:0]

[15:0]

0: 允许上拉电阻连接到对应脚

1:  不允许

寄存器

地址

R/W

描述

复位值

PCOND

0x01D2001C

R/W

端口D配置寄存器

0x0000

PDATD

0x01D20020

R/W

端口D数据寄存器

Undef.

PUPD

0x01D20024

R/W

端口D的上拉电阻配置寄存器

0x0

PCOND

Bit

描述

PD7

[15:14]

00 = Input 10 = VFRAME

01 = Output 11 = Reserved

PD6

[13:12]

00 = Input 10 = VM

01 = Output 11 = Reserved

PD5

[11:10]

00 = Input 10 = VLINE

01 = Output 11 = Reserved

PD4

[9:8]

00 = Input 10 = VCLK

01 = Output 11 = Reserved

PD3

[7:6]

00 = Input 10 = VD3

01 = Output 11 = Reserved

PD2

[5:4]

00 = Input 10 = VD2

01 = Output 11 = Reserved

PD1

[3:2]

00 = Input 10 = VD1

01 = Output 11 = Reserved

PD0

[1:0]

00 = Input 10 = VD0

01 = Output 11 = Reserved

PDATD

Bit

描述

PD[7:0]

[7:0]

当端口配置为输入口时，该位的值是对应脚的状态。

当端口配置为输入出口是，对应的状态和该位的值相同

当端口位置为功能脚时，如果读该位的值，将是一个不确定的值

PUPD

Bit

描述

PD[7:0]

[7:0]

0：允许上拉电阻连接对应脚，1：不允许

寄存器

地址

R/W

描述

复位

PCONE

0x01D20028

R/W

端口E的配置

0x00

PDATE

0x01D2002C

R/W

端口E的数据寄存器

Undef.

PUPE

0x01D20030

R/W

端口E的上拉电阻配置寄存器

0x00

PCONE

Bit

描述

PE8

[17:16]

00 = Reserved(ENDIAN)   01 = Output

10 = CODECLK          11 = Reserved

PE8 can be used as ENDIAN only during the reset cycle.

PE7

[15:14]

00 = Input    01 = Output    10 = TOUT4     11 = VD7

PE6

[13:12]

00 = Input    01 = Output    10 = TOUT3     11 = VD6

PE5

[11:10]

00 = Input    01 = Output    10 = TOUT2     11 = TCLK in

PE4

[9:8]

00 = Input    01 = Output    10 = TOUT1     11 = TCLK in

PE3

[7:6]

00 = Input    01 = Output    10 = TOUT0    11 = Reserved

PE2

[5:4]

00 = Input    01 = Output    10 = RxD0      11 = Reserved

PE1

[3:2]

00 = Input    01 = Output    10 = TxD0      11 = Reserved

PE0

[1:0]

00 = Input    01 = Output    10 = Fpllo out   11 = Fout out