TMS320F2812PGFS 参数 Datasheet PDF下载

SPRS174S – APRIL 2001 – REVISED MARCH 2011

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If configured for ”Digital I/O” mode, additional registers are provided for setting individual I/O signals (via

the GPxSET registers), for clearing individual I/O signals (via the GPxCLEAR registers), for toggling

individual I/O signals (via the GPxTOGGLE registers), or for reading/writing to the individual I/O signals

(via the GPxDAT registers).

lists the GPIO Data Registers. For more information, see the

TMS320x281x DSP System Control and Interrupts Reference Guide

(literature number

Table 4-12. GPIO Data Registers

(1) (2)

NAME

GPADAT

GPASET

GPACLEAR

GPATOGGLE

GPBDAT

GPBSET

GPBCLEAR

GPBTOGGLE

Reserved

Reserved

Reserved

Reserved

GPDDAT

GPDSET

GPDCLEAR

GPDTOGGLE

GPEDAT

GPESET

GPECLEAR

GPETOGGLE

GPFDAT

GPFSET

GPFCLEAR

GPFTOGGLE

GPGDAT

GPGSET

GPGCLEAR

GPGTOGGLE

Reserved

(1)

(2)

ADDRESS

0x00 70E0

0x00 70E1

0x00 70E2

0x00 70E3

0x00 70E4

0x00 70E5

0x00 70E6

0x00 70E7

0x00 70E8

0x00 70E9

0x00 70EA

0x00 70EB

0x00 70EC

0x00 70ED

0x00 70EE

0x00 70EF

0x00 70F0

0x00 70F1

0x00 70F2

0x00 70F3

0x00 70F4

0x00 70F5

0x00 70F6

0x00 70F7

0x00 70F8

0x00 70F9

0x00 70FA

0x00 70FB

0x00 70FC – 0x00 70FF

SIZE (x16)

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

4

GPIO D Data Register

GPIO D Set Register

GPIO D Clear Register

GPIO D Toggle Register

GPIO E Data Register

GPIO E Set Register

GPIO E Clear Register

GPIO E Toggle Register

GPIO F Data Register

GPIO F Set Register

GPIO F Clear Register

GPIO F Toggle Register

GPIO G Data Register

GPIO G Set Register

GPIO G Clear Register

GPIO G Toggle Register

GPIO A Set Register

GPIO A Clear Register

GPIO A Toggle Register

GPIO B Data Register

GPIO B Set Register

GPIO B Clear Register

GPIO B Toggle Register

DESCRIPTION

GPIO A Data Register

Reserved locations will return undefined values and writes will be ignored.

These registers are NOT EALLOW protected. The above registers will typically be accessed regularly by the user.

84

Peripherals

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