AT91SAM7A2-AI datasheet(9/369 Pages) ATMEL

tên linh kiện	AT91SAM7A2-AI

Giải thích chi tiết về linh kiện	AT91 ARM Thumb-based Microcontrollers

PDF	369 Pages

Scroll/Zoom	100%

nhà sản xuất	ATMEL [ATMEL Corporation]

Trang chủ	http://www.atmel.com

Logo

9 / 369 page

PRELIMINARY

AT91SAM7A2

6021A–ATARM–07/04

Read Active Registers

The following table demonstrates the effects of the read active registers.

Table 3. Read-active Registers

Module

Read-active registers

Effect

GIC

GIC_IVR

Clears IRQ interrupt if present at the GIC.

GIC_FVR

Clears FIQ interrupt if present at the GIC.

ADC

ADC_DR

Clears EOC bit in ADC_SR register if set.

USART

US_SR

CLears the following bits in the US_SR register if set.

IDLE

ENDRX

ENDTX

SCK

TXD

RXD

US_RHR

Clears RXRDY bit in the US_SR register if set.

CAPT

CAPT_DR

Clears DATACAPT bit in the CAPT_SR register if set.

SPI

SPI_SR

Clears the following bits in the SPI_SR register if set.

MODF

SPIOVRE

REND

TEND

SPCK

MISO

MOSI

NPCS0

NPCS1

NPCS2

NPCS3

SPI_RDR

Clears RDRF bit in the SPI_SR register if set.

PIO

UPIO_SR

Clears all bits in the UPIO_SR register if set.

GPT

GPT_SR

When in capture mode, it clears the following bits in the GPT_SR register if set.

COVFS

LOVRS

CPCS

LDRAS

LDRBS

ETRGS

TIOBS

TIOAS

TCLKS

GPT_SR

When in waveform mode, it clears the following bits in the GPT_SR register if set.

COVFS

CPAS

CPBS

CPCS

ETRGS

TIOBS

TIOAS

TCLKS

AT91SAM7A2-AI bảng dữ liệu(PDF) 9 Page - ATMEL Corporation

AT91SAM7A2-AI bảng dữ liệu(HTML) 9 Page - ATMEL Corporation

Html Pages

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 ...More

bảng dữ liệu tải về

Link URL