參數(shù)資料
型號: AT89C5131A-RDTUM
廠商: Atmel
文件頁數(shù): 40/176頁
文件大?。?/td> 0K
描述: IC 8051 MCU FLASH 32K USB 64VQFP
產(chǎn)品培訓(xùn)模塊: MCU Product Line Introduction
標(biāo)準(zhǔn)包裝: 800
系列: AT89C513x
核心處理器: C52X2
芯體尺寸: 8-位
速度: 48MHz
連通性: I²C,SPI,UART/USART,USB
外圍設(shè)備: LED,POR,PWM,WDT
輸入/輸出數(shù): 34
程序存儲器容量: 32KB(32K x 8)
程序存儲器類型: 閃存
EEPROM 大?。?/td> 4K x 8
RAM 容量: 1.25K x 8
電壓 - 電源 (Vcc/Vdd): 2.7 V ~ 5.5 V
振蕩器型: 內(nèi)部
工作溫度: -40°C ~ 85°C
封裝/外殼: 64-LQFP
包裝: 托盤
配用: AT89STK-10-ND - KIT EVAL APPL MASS STORAGE
AT89STK-05-ND - KIT STARTER FOR AT89C5131
132
AT89C5131
4136C–USB–04/05
Table 89. Priority Levels
USB Interrupt Control System
As shown in Figure 68, many events can produce a USB interrupt:
TXCMPL: Transmitted In Data (see Table 96 on page 139). This bit is set by
hardware when the Host accept a In packet.
RXOUTB0: Received Out Data Bank 0 (see Table 96 on page 139). This bit is set
by hardware when an Out packet is accepted by the endpoint and stored in bank 0.
RXOUTB1: Received Out Data Bank 1 (only for Ping-pong endpoints) (see Table 96
on page 139). This bit is set by hardware when an Out packet is accepted by the
endpoint and stored in bank 1.
RXSETUP: Received Setup (see Table 96 on page 139). This bit is set by hardware
when an SETUP packet is accepted by the endpoint.
STLCRC: STALLED (only for Control, Bulk and Interrupt endpoints) (see Table 96
on page 139). This bit is set by hardware when a STALL handshake has been sent
as requested by STALLRQ, and is reset by hardware when a SETUP packet is
received.
SOFINT: Start of Frame Interrupt (See “USBIEN Register USBIEN (S:BEh) USB
Global Interrupt Enable Register” on page 136). This bit is set by hardware when a
USB Start of Frame packet has been received.
WUPCPU: Wake-Up CPU Interrupt (See “USBIEN Register USBIEN (S:BEh) USB
Global Interrupt Enable Register” on page 136). This bit is set by hardware when a
USB resume is detected on the USB bus, after a SUSPEND state.
Interrupt Enable Register” on page 136). This bit is set by hardware when a USB
suspend is detected on the USB bus.
IPHUSB
IPLUSB
USB Priority Level
0
Lowest
01
1
10
2
1
3
Highest
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